njrat | 9104c13b61c8d7cb6c95ccab73b8dbe0N[.]exe

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General

Target
9104c13b61c8d7cb6c95ccab73b8dbe0N.exe
Size 337KB
Sample240802-mpngnsvfpp
SHA256 1dcedb8b3d3e9b195367a09ec6541fa7924e39689214c9bfc8f067fbc7591db0
MD5 9104c13b61c8d7cb6c95ccab73b8dbe0
SHA1 02a9aa063c0f723799f7441da2b55d52f080e055
SHA512 bfda2458fbd3614163d45eeefe54b854162a242e62704edf440bca30e32fddec19b8f8f56cc47e38308339705beb7f0cf3c2e2ec7573d1dda0debbd75122da2c
SSDEEP 3072:nSPqg+Z8MgYfc0DV+1BIyLK5jZWlfXXqyYwi8x4Yfc09:n+9+Z8M1+fIyG5jZkCwi8r
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

njrat

Malware Config

Signatures

Njrat family
njrat

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
9104c13b61c8d7cb6c95ccab73b8dbe0N.exe

File Explorer

9104c13b61c8d7cb6c95ccab73b8dbe0N.exe

.exe 337KB

9104c13b61c8d7cb6c95ccab73b8dbe0N.exe

IMPHASH 0b36fc85e0cb5e337c80982db5210969
SHA256 1dcedb8b3d3e9b195367a09ec6541fa7924e39689214c9bfc8f067fbc7591db0
MD5 9104c13b61c8d7cb6c95ccab73b8dbe0
SHA1 02a9aa063c0f723799f7441da2b55d52f080e055
SHA512 bfda2458fbd3614163d45eeefe54b854162a242e62704edf440bca30e32fddec19b8f8f56cc47e38308339705beb7f0cf3c2e2ec7573d1dda0debbd75122da2c
SSDEEP 3072:nSPqg+Z8MgYfc0DV+1BIyLK5jZWlfXXqyYwi8x4Yfc09:n+9+Z8M1+fIyG5jZkCwi8r
MD5 SHA1 SHA512 SSDEEP

windows:1 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

196608

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE

PDB paths

ole32

CoCreateInstance CLSIDFromString CoInitialize CoUninitialize

oleaut32

SysAllocString

wininet

DeleteUrlCacheEntry FindFirstUrlCacheEntryA FindNextUrlCacheEntryA

kernel32

ExitProcess ExpandEnvironmentStringsA GetCommandLineA GetComputerNameA GetCurrentProcessId GetCurrentThreadId GetExitCodeThread GetFileSize GetModuleFileNameA GetModuleHandleA CloseHandle GetProcAddress GetSystemDirectoryA GetTempPathA GetTickCount GetVersion GetVersionExA GetWindowsDirectoryA GlobalMemoryStatus CopyFileA InterlockedIncrement IsBadReadPtr IsBadWritePtr LoadLibraryA LocalAlloc LocalFree OpenMutexA CreateFileA ReadFile RtlUnwind SetFilePointer CreateMutexA Sleep TerminateProcess VirtualQuery CreateProcessA WaitForSingleObject WideCharToMultiByte WinExec WriteFile lstrlenA lstrlenW CreateThread DeleteFileA

user32

GetWindowTextA GetWindowRect FindWindowA GetWindow GetClassNameA SetFocus GetForegroundWindow LoadCursorA LoadIconA SetTimer RegisterClassA MessageBoxA GetMessageA GetWindowLongA SetWindowLongA CreateDesktopA SetThreadDesktop GetThreadDesktop TranslateMessage DispatchMessageA SendMessageA PostQuitMessage ShowWindow CreateWindowExA DestroyWindow MoveWindow DefWindowProcA CallWindowProcA

gdi32

GetStockObject SetBkColor SetTextColor CreateBrushIndirect CreateFontA

advapi32

GetUserNameA RegCreateKeyExA RegCloseKey RegOpenKeyExA RegQueryValueExA RegSetValueExA GetSecurityInfo SetSecurityInfo SetEntriesInAclA

crtdll

__GetMainArgs _sleep _stricmp atoi exit memcpy memset printf raise rand signal sprintf srand sscanf strcat strchr strncmp vsprintf

ntdll

LdrUnloadDll

Name

.text

Size

31KB

Virtual Size

31KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.bss

Size

Virtual Size

132KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.data

Size

12KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

3KB

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.fldo

Size

512B

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.l1

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

File Explorer

9104c13b61c8d7cb6c95ccab73b8dbe0N.exe

ole32

oleaut32

wininet

kernel32

user32

gdi32

advapi32

crtdll

ntdll

generic