2024-02-20_998bb1873d2d3162d9dc7359c6b7ac50_ryuk

Sharing

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General

Target

2024-02-20_998bb1873d2d3162d9dc7359c6b7ac50_ryuk
Size

11.5MB
MD5

998bb1873d2d3162d9dc7359c6b7ac50
SHA1

48521c8e209b09b680c0229be960b6bc53636048
SHA256

c78103fca0acb72952458bdd3c4098c821ea8d93ddd622c21cbed9d465b0692f
SHA512

0e2bcc98906a48121aa059cadd79964285b8c773a568afc7a4ca430d09439abb6c626253693903ec98a62004170bba1874c332fc68086160d44be425320ee90c
SSDEEP

196608:iWpvDPHuQ18Y1W/PByD/TcurlJ4QDDasb+qruobdN/q0Fsq+UnHPj9hzqZ:ZHUuWXMrTcurvDDasnKobnnuq+UHPj90

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-20_998bb1873d2d3162d9dc7359c6b7ac50_ryuk

Files

2024-02-20_998bb1873d2d3162d9dc7359c6b7ac50_ryuk
.exe windows:6 windows x64 arch:x64

986104699b842f7380115122e12b571e

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

shell32

SHFileOperationW
SHGetFolderPathW

kernel32

CloseHandle
CompareStringW
CreateDirectoryW
CreateFileW
CreateProcessW
DeleteCriticalSection
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FindResourceA
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetExitCodeProcess
GetFileAttributesW
GetFileSizeEx
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetTempPathW
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LoadResource
LockResource
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetEnvironmentVariableA
SetEnvironmentVariableW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 149KB - Virtual size: 149KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 44KB - Virtual size: 44KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 83KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 40B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gehcont
Size: 512B - Virtual size: 32B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.voltbl
Size: 512B - Virtual size: 40B

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 11.3MB - Virtual size: 11.3MB

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

986104699b842f7380115122e12b571e

Headers

DLL Characteristics

File Characteristics

Imports

shell32

kernel32

Sections

.text Size: 149KB - Virtual size: 149KB

.rdata Size: 44KB - Virtual size: 44KB

.data Size: 3KB - Virtual size: 83KB

.pdata Size: 5KB - Virtual size: 4KB

.00cfg Size: 512B - Virtual size: 40B

.gehcont Size: 512B - Virtual size: 32B

.voltbl Size: 512B - Virtual size: 40B

_RDATA Size: 512B - Virtual size: 244B

.rsrc Size: 11.3MB - Virtual size: 11.3MB

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

.text
Size: 149KB - Virtual size: 149KB

.rdata
Size: 44KB - Virtual size: 44KB

.data
Size: 3KB - Virtual size: 83KB

.pdata
Size: 5KB - Virtual size: 4KB

.00cfg
Size: 512B - Virtual size: 40B

.gehcont
Size: 512B - Virtual size: 32B

.voltbl
Size: 512B - Virtual size: 40B

_RDATA
Size: 512B - Virtual size: 244B

.rsrc
Size: 11.3MB - Virtual size: 11.3MB

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