Function Catch_NtOpenProcess

RedEdrDll/dllmain.cpp:754–780

    );
pNtOpenProcess Real_NtOpenProcess = NULL;
NTSTATUS NTAPI Catch_NtOpenProcess(
    OUT PHANDLE             ProcessHandle,
    IN ACCESS_MASK          DesiredAccess,
    IN POBJECT_ATTRIBUTES   ObjectAttributes,
    IN CLIENT_ID* ClientId
) {
    int64_t time = get_time();
    char buf[DATA_BUFFER_SIZE] = "";

    if (HooksInitialized) { // dont log our own hooking
        int offset = 0;
        offset += sprintf_s(buf + offset, DATA_BUFFER_SIZE - offset, "{");
        offset += sprintf_s(buf + offset, DATA_BUFFER_SIZE - offset, "\"type\":\"dll\",");
        offset += sprintf_s(buf + offset, DATA_BUFFER_SIZE - offset, "\"time\":%llu,", time);
        offset += sprintf_s(buf + offset, DATA_BUFFER_SIZE - offset, "\"pid\":%lu,", (DWORD)GetCurrentProcessId());
        offset += sprintf_s(buf + offset, DATA_BUFFER_SIZE - offset, "\"tid\":%lu,", (DWORD)GetCurrentThreadId());
        offset += sprintf_s(buf + offset, DATA_BUFFER_SIZE - offset, "\"func\":\"NtOpenProcess\",");
        offset += sprintf_s(buf + offset, DATA_BUFFER_SIZE - offset, "\"handle\":%lld,", (long long)ProcessHandle);
        offset += sprintf_s(buf + offset, DATA_BUFFER_SIZE - offset, "\"access_mask\":%lu,", DesiredAccess);
        offset += sprintf_s(buf + offset, DATA_BUFFER_SIZE - offset, "\"client_id_process\":%llu,", ClientId->UniqueProcess);
        offset += sprintf_s(buf + offset, DATA_BUFFER_SIZE - offset, "\"client_id_thread\":%llu,", ClientId->UniqueThread);
        offset += LogMyStackTrace(&buf[offset], DATA_BUFFER_SIZE - offset);
        offset += sprintf_s(buf + offset, DATA_BUFFER_SIZE - offset, "}");
        SendDllPipe(buf);
    }
    return Real_NtOpenProcess(ProcessHandle, DesiredAccess, ObjectAttributes, ClientId);
}


/******************* NtLoadDriver ************************/