2024-02-04_13876375a15bde3d1ee5d0edcfccd0fc_ryuk

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General

Target

2024-02-04_13876375a15bde3d1ee5d0edcfccd0fc_ryuk
Size

123KB
MD5

13876375a15bde3d1ee5d0edcfccd0fc
SHA1

936a6122fc0178b778d353d04b187703670e5e76
SHA256

e677fbe22c4029bfea8441e4b80fa3308160b540a829c3c0ca38b83836b966d0
SHA512

6305974e62030dc8b472fdc88b336143ae8f2b194be3a311d5735f51e274b8b310341121f51eb457ef8ce6b040fab8eda5faf2c47e34803dd98a33fd55fd0672
SSDEEP

3072:4SoEfQ1wVd/DlPtyXFQ4CKbjY1xxTvBF8DlSCa:4EfQ1wVd/DhkDVYFi

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-04_13876375a15bde3d1ee5d0edcfccd0fc_ryuk

Files

2024-02-04_13876375a15bde3d1ee5d0edcfccd0fc_ryuk
.exe windows:5 windows x64 arch:x64

afd22569c3cb4c39ce5bd8efda5d4752

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

Imports

kernel32

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
ExitProcess
GetModuleHandleExW
GetStdHandle
WriteFile
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
GetFileType
CloseHandle
FlushFileBuffers
GetConsoleCP
GetConsoleMode
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetStdHandle
GetStringTypeW
GetProcessHeap
SetFilePointerEx
WriteConsoleW
CreateFileW
ReadFile
ReadConsoleW
HeapSize
HeapReAlloc
SetEndOfFile
RaiseException

Sections

.text
Size: 74KB - Virtual size: 73KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 38KB - Virtual size: 38KB

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: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 160B

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

afd22569c3cb4c39ce5bd8efda5d4752

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 74KB - Virtual size: 73KB

.rdata Size: 38KB - Virtual size: 38KB

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

.pdata Size: 4KB - Virtual size: 4KB

.gfids Size: 512B - Virtual size: 160B

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

.text
Size: 74KB - Virtual size: 73KB

.rdata
Size: 38KB - Virtual size: 38KB

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

.pdata
Size: 4KB - Virtual size: 4KB

.gfids
Size: 512B - Virtual size: 160B

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