2024-04-05_26f6b20b3d9a9679814f71af96660c43_ryuk

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General

Target

2024-04-05_26f6b20b3d9a9679814f71af96660c43_ryuk
Size

152KB
MD5

26f6b20b3d9a9679814f71af96660c43
SHA1

c46be358dd76dda1eef936d4770f68fef107bd4d
SHA256

ce296b1ce9d7fef21608c7823e6f1c749fdaabf1c547e85677693f9376b56253
SHA512

300cdf1313538487de7a6efde2fdc43f8ac998620fa5a4916b27743c66b96b958a6bcdc39552ebde612fd7e27334b52ef90fae5950f0960f0d87e5a721aa765c
SSDEEP

3072:ACK77fs+KcajEF0pY9R+4jlgPUe3sNplIAGH68ZS:Ofs3Xj5K/l+Upk9

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-05_26f6b20b3d9a9679814f71af96660c43_ryuk

Files

2024-04-05_26f6b20b3d9a9679814f71af96660c43_ryuk
.exe windows:5 windows x64 arch:x64

fb15e11920f9c54de813423646aacc13

Headers

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

c:\tmp.JqhTEIfHmA\oclif\balena\node_modules\winusb-driver-generator\build\Release\embedder.pdb

Imports

kernel32

GetFullPathNameA
MultiByteToWideChar
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
CreateFileW
GetDriveTypeW
GetFileType
CloseHandle
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetStdHandle
WriteFile
GetModuleFileNameA
WideCharToMultiByte
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
DeleteFileW
GetCurrentDirectoryW
GetFullPathNameW
SetStdHandle
GetTimeZoneInformation
ReadFile
GetConsoleMode
ReadConsoleW
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
GetStringTypeW
GetProcessHeap
GetConsoleCP
SetFilePointerEx
FlushFileBuffers
HeapSize
HeapReAlloc
WriteConsoleW
SetEndOfFile
RaiseException

Sections

.text
Size: 97KB - Virtual size: 97KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 41KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 164B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

fb15e11920f9c54de813423646aacc13

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

Sections

.text Size: 97KB - Virtual size: 97KB

.rdata Size: 41KB - Virtual size: 41KB

.data Size: 3KB - Virtual size: 7KB

.pdata Size: 5KB - Virtual size: 5KB

.gfids Size: 512B - Virtual size: 164B

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 97KB - Virtual size: 97KB

.rdata
Size: 41KB - Virtual size: 41KB

.data
Size: 3KB - Virtual size: 7KB

.pdata
Size: 5KB - Virtual size: 5KB

.gfids
Size: 512B - Virtual size: 164B

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 2KB - Virtual size: 1KB