D:\Projects\WinRAR\sfx\build\sfxzip64\Release\sfxzip.pdb
Static task
static1
Behavioral task
behavioral1
Sample
2024-02-27_b97cf6deefb3713ecdee4a548fb09236_ryuk.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-27_b97cf6deefb3713ecdee4a548fb09236_ryuk.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-27_b97cf6deefb3713ecdee4a548fb09236_ryuk
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Size
6.1MB
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MD5
b97cf6deefb3713ecdee4a548fb09236
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SHA1
e7c9a370756e2fb5633cc55bda405a6631d8e705
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SHA256
ea8357b33d938b891dadf6136f5d04923405c96ae1e1a098a050cbe71612798f
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SHA512
ee5ef3007e42b7f5bba0362a6851857fda3bc73da5ef2c5a8c243d2aa78504a95162598879a6370d48561d240ea7fe034a0032d363fae25c9b0de5b349be7317
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SSDEEP
196608:KkgQ7pN6o63z2G1yBo1qaBgjAkzDkWMqBeEDVgJ0tjM:p7pEo6yIxqaGBDkFxoM
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-27_b97cf6deefb3713ecdee4a548fb09236_ryuk
Files
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2024-02-27_b97cf6deefb3713ecdee4a548fb09236_ryuk.exe windows:5 windows x64 arch:x64
81b0a3ca037bc0586cdc6705514792c2
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
PDB Paths
Imports
kernel32
GetLastError
SetLastError
FormatMessageW
GetFileType
GetStdHandle
WriteFile
ReadFile
FlushFileBuffers
SetEndOfFile
SetFilePointer
SetFileTime
CloseHandle
CreateFileW
CreateDirectoryW
SetFileAttributesW
GetFileAttributesW
DeleteFileW
MoveFileW
FindClose
FindFirstFileW
FindNextFileW
GetVersionExW
GetCurrentDirectoryW
GetFullPathNameW
FoldStringW
GetModuleFileNameW
GetModuleHandleW
FindResourceW
FreeLibrary
GetProcAddress
GetCurrentProcessId
ExitProcess
SetThreadExecutionState
Sleep
LoadLibraryW
GetSystemDirectoryW
CompareStringW
AllocConsole
FreeConsole
AttachConsole
WriteConsoleW
TzSpecificLocalTimeToSystemTime
SystemTimeToFileTime
FileTimeToLocalFileTime
LocalFileTimeToFileTime
FileTimeToSystemTime
GetCPInfo
IsDBCSLeadByte
MultiByteToWideChar
WideCharToMultiByte
GlobalAlloc
LockResource
GlobalLock
GlobalUnlock
GlobalFree
LoadResource
SizeofResource
SetCurrentDirectoryW
GetExitCodeProcess
WaitForSingleObject
GetLocalTime
GetTickCount
MapViewOfFile
UnmapViewOfFile
CreateFileMappingW
OpenFileMappingW
GetCommandLineW
SetEnvironmentVariableW
ExpandEnvironmentStringsW
GetTempPathW
MoveFileExW
GetLocaleInfoW
GetTimeFormatW
GetDateFormatW
GetNumberFormatW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
HeapSize
SetStdHandle
GetProcessHeap
RaiseException
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwindEx
RtlPcToFileHeader
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
QueryPerformanceFrequency
GetCurrentProcess
TerminateProcess
GetModuleHandleExW
GetModuleFileNameA
GetACP
HeapFree
HeapAlloc
HeapReAlloc
GetStringTypeW
LCMapStringW
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
gdiplus
GdiplusShutdown
GdiplusStartup
GdipCreateHBITMAPFromBitmap
GdipCreateBitmapFromStream
GdipDisposeImage
GdipCloneImage
GdipFree
GdipAlloc
Sections
.text Size: 162KB - Virtual size: 161KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 59KB - Virtual size: 58KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 215KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.didat Size: 1024B - Virtual size: 712B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 56KB - Virtual size: 55KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ