2024-02-01_b79d129745b315e6678bf73b0b92c507_ryuk

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General

Target

2024-02-01_b79d129745b315e6678bf73b0b92c507_ryuk
Size

31.8MB
MD5

b79d129745b315e6678bf73b0b92c507
SHA1

66ce2f8f6e6dc22e32d8c69222a27907d0b662d3
SHA256

ea4645595dcf7d00749bd137cd1c888be133b681196ee3fe16b402efb4b51847
SHA512

0aa73f3c92fec5682225d02d9a10af05cbcc2c818d9f8c34608a731bac9328787ddf6963c04b220dc6ec19be62d13468a7c01bb20e1c2e8332ef7faeb50aa0fd
SSDEEP

786432:j0dpKkxFY40Dev4RJtKVxzfqq2yw2R1l:j0nvxFNL4RJict2R1

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-01_b79d129745b315e6678bf73b0b92c507_ryuk

Files

2024-02-01_b79d129745b315e6678bf73b0b92c507_ryuk
.exe windows:6 windows x64 arch:x64

22fb7e12ef0e3575df1d5b6564aa32c9

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
CreateDirectoryW
CreateFileW
CreateProcessW
DeleteCriticalSection
EncodePointer
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FindResourceA
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
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
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetEnvironmentVariableA
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
SizeofResource
Sleep
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 165KB - Virtual size: 165KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 55KB - Virtual size: 54KB

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: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 31.5MB - Virtual size: 31.5MB

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

22fb7e12ef0e3575df1d5b6564aa32c9

Headers

DLL Characteristics

File Characteristics

Imports

shell32

kernel32

Sections

.text Size: 165KB - Virtual size: 165KB

.rdata Size: 55KB - Virtual size: 54KB

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

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

.00cfg Size: 512B - Virtual size: 56B

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

_RDATA Size: 512B - Virtual size: 500B

.rsrc Size: 31.5MB - Virtual size: 31.5MB

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

.text
Size: 165KB - Virtual size: 165KB

.rdata
Size: 55KB - Virtual size: 54KB

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

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

.00cfg
Size: 512B - Virtual size: 56B

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

_RDATA
Size: 512B - Virtual size: 500B

.rsrc
Size: 31.5MB - Virtual size: 31.5MB

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