2024-06-09_7157000f389a3f1fe0c1f6aca50d08bb_ryuk

General

Target
2024-06-09_7157000f389a3f1fe0c1f6aca50d08bb_ryuk
Size 1.4MB
Sample240609-k4pl6shc39
SHA256 ca339c7bbab5954ee9901d4f2aacce0b06c0d46d41204ee1776fe180fe49ed55
MD5 7157000f389a3f1fe0c1f6aca50d08bb
SHA1 7e4a461e6448b2287710d7ea6f08878ca1c14504
SHA512 a8007221709dd838813ebca66214ae34839e2563348737b1bfb7314a726ed974700bd78bce29e912d79148a70350ceb72755335113eab3409c143ebfa3f4dcb4
SSDEEP 24576:DzqZyp/bTGepllNBd9Lu3n/AWYlQN8FCHeocCPo/GRuk7X+9naLNdQTe8:T1TGsllNBdZuYW4Cv0Kuk7iKvgv
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

pyinstaller

Malware Config

Signatures

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-06-09_7157000f389a3f1fe0c1f6aca50d08bb_ryuk

File Explorer

2024-06-09_7157000f389a3f1fe0c1f6aca50d08bb_ryuk

.exe 1.4MB
keylogger1.pyc

1KB

2024-06-09_7157000f389a3f1fe0c1f6aca50d08bb_ryuk

IMPHASH ba54e48d0f0346b349e9f7a2c8ecaf5c
SHA256 ca339c7bbab5954ee9901d4f2aacce0b06c0d46d41204ee1776fe180fe49ed55
MD5 7157000f389a3f1fe0c1f6aca50d08bb
SHA1 7e4a461e6448b2287710d7ea6f08878ca1c14504
SHA512 a8007221709dd838813ebca66214ae34839e2563348737b1bfb7314a726ed974700bd78bce29e912d79148a70350ceb72755335113eab3409c143ebfa3f4dcb4
SSDEEP 24576:DzqZyp/bTGepllNBd9Lu3n/AWYlQN8FCHeocCPo/GRuk7X+9naLNdQTe8:T1TGsllNBdZuYW4Cv0Kuk7iKvgv
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x64 arch:x64

Detects Pyinstaller

pyinstaller
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

2

Major OS version

5

Entry point

34824

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

user32

MessageBoxW MessageBoxA

kernel32

HeapReAlloc GetLastError SetDllDirectoryW GetModuleFileNameW GetProcAddress GetCommandLineW GetEnvironmentVariableW SetEnvironmentVariableW ExpandEnvironmentStringsW GetTempPathW SetEndOfFile Sleep GetExitCodeProcess CreateProcessW GetStartupInfoW LoadLibraryExW CreateDirectoryW FormatMessageW LoadLibraryA MultiByteToWideChar WideCharToMultiByte WaitForSingleObject GetDriveTypeW HeapSize GetTimeZoneInformation RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter GetCurrentProcess TerminateProcess IsProcessorFeaturePresent QueryPerformanceCounter GetCurrentProcessId GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead IsDebuggerPresent GetModuleHandleW RtlUnwindEx SetLastError EnterCriticalSection LeaveCriticalSection DeleteCriticalSection InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree FreeLibrary GetCommandLineA ReadFile CreateFileW RaiseException GetFileType CloseHandle PeekNamedPipe SystemTimeToTzSpecificLocalTime FileTimeToSystemTime GetFullPathNameW GetFullPathNameA RemoveDirectoryW FindClose FindFirstFileExW FindNextFileW SetStdHandle SetConsoleCtrlHandler DeleteFileW GetStdHandle WriteFile ExitProcess GetModuleHandleExW GetACP HeapFree HeapAlloc GetConsoleMode ReadConsoleW SetFilePointerEx GetConsoleCP CompareStringW LCMapStringW GetCurrentDirectoryW FlushFileBuffers SetEnvironmentVariableA GetFileAttributesExW IsValidCodePage GetOEMCP GetCPInfo GetEnvironmentStringsW FreeEnvironmentStringsW GetStringTypeW GetProcessHeap WriteConsoleW

advapi32

ConvertStringSecurityDescriptorToSecurityDescriptorW

ws2_32

ntohl

Name

.text

Size

130KB

Virtual Size

129KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

61KB

Virtual Size

61KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

44KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

7KB

Virtual Size

7KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.gfids

Size

512B

Virtual Size

172B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

60KB

Virtual Size

59KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2024-06-09_7157000f389a3f1fe0c1f6aca50d08bb_ryuk

user32

kernel32

advapi32

ws2_32

generic

keylogger1.pyc