mirror of
https://github.com/vxunderground/MalwareSourceCode.git
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88 lines
2.3 KiB
C
88 lines
2.3 KiB
C
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/**
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* Structures and defines for IOCTL filtering
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*/
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#define FLT_DEVICE_NAME 1
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#define FLT_DRIVER_NAME 2
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#define FLT_IOCTL_CODE 3
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#define FLT_PROCESS_PATH 4
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typedef struct _IOCTL_FILTER
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{
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LIST_ENTRY List;
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ULONG ReferenceCount;
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ULONG Type;
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UNICODE_STRING usName;
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ULONG IoctlCode;
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BOOLEAN bDbgcbAction;
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char szKdCommand[1];
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} IOCTL_FILTER, *PIOCTL_FILTER;
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typedef struct _IOCTL_FILTER_SERIALIZED
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{
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ULONG Type;
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ULONG IoctlCode;
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ULONG NameLen;
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WCHAR Name[];
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} IOCTL_FILTER_SERIALIZED,
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*PIOCTL_FILTER_SERIALIZED;
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PIOCTL_FILTER FltAdd(PIOCTL_FILTER f, PLIST_ENTRY ListEntry, ULONG KdCommandLength);
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BOOLEAN FltIsMatchedRequest(
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PUNICODE_STRING fDeviceName,
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PUNICODE_STRING fDriverName,
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ULONG IoControlCode,
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PUNICODE_STRING fProcessName
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);
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char *FltGetKdCommand(
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PUNICODE_STRING fDeviceName,
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PUNICODE_STRING fDriverName,
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ULONG IoControlCode,
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PUNICODE_STRING fProcessName
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);
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BOOLEAN SaveRules(PLIST_ENTRY ListEntryHead, HANDLE hKey, PUNICODE_STRING usValueName);
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BOOLEAN LoadRules(PLIST_ENTRY ListEntryHead, HANDLE hKey, PUNICODE_STRING usValueName);
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/**
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* Macro defines for allow/deny lists of IOCTL filtering
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*/
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// #define FltAllowMatch(_drv_, _dev_, _c_, _p_) FltMatch(&f_allow_head, (_drv_), (_dev_), (_c_), (_p_))
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//
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// #define FltDenyMatch(_drv_, _dev_, _c_, _p_) FltMatch(&f_deny_head, (_drv_), (_dev_), (_c_), (_p_))
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//
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NTSTATUS FltInitRuleList();
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VOID FltUnInitRuleList();
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PIOCTL_FILTER FltAddDbgcbRule(PIOCTL_FILTER f, ULONG KdCommandLength);
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PIOCTL_FILTER FltAddDenyRule(PIOCTL_FILTER f, ULONG KdCommandLength);
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PIOCTL_FILTER FltAddAllowRule(PIOCTL_FILTER f, ULONG KdCommandLength);
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void FltFlushAllList();
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BOOLEAN FltMatchAllow(
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PUNICODE_STRING fDeviceName,
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PUNICODE_STRING fDriverName,
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ULONG IoControlCode,
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PUNICODE_STRING fProcessName);
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BOOLEAN FltMatchDeny(
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PUNICODE_STRING fDeviceName,
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PUNICODE_STRING fDriverName,
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ULONG IoControlCode,
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PUNICODE_STRING fProcessName);
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BOOLEAN SaveDenyRules(HANDLE hKey, PUNICODE_STRING usValueName);
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BOOLEAN SaveAllowRules(HANDLE hKey, PUNICODE_STRING usValueName);
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BOOLEAN LoadDenyRules(HANDLE hKey, PUNICODE_STRING usValueName);
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BOOLEAN LoadAllowRules(HANDLE hKey, PUNICODE_STRING usValueName);
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VOID DeferenceRuleCount(PIOCTL_FILTER Item); |