2024-01-25_c703be897d388065a0be6ca5e7f37627_ryuk

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General

Target

2024-01-25_c703be897d388065a0be6ca5e7f37627_ryuk
Size

1.6MB
MD5

c703be897d388065a0be6ca5e7f37627
SHA1

33191a9a25d61f7654a50b2d19e5aa876c211bd0
SHA256

e2fd400ef64cf11a4538fb9c4c88c3f74293642fcc26fc12bc25026ae7cb9480
SHA512

4ce22eca565372e24e8f4a395add45ef3151f7e8d55a8efa3f89d2a3c5b8caaa6057d26baa7a84ddeeb2fb1a1a0ec3e85227493ac88f5571b120b3c47dacb3bf
SSDEEP

24576:B5t2sjXfHEOtqZpp0YYtwlGhNsof2e7A+ebC:B5t2sTHmpSK8hWomh

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

Processes:

resource
2024-01-25_c703be897d388065a0be6ca5e7f37627_ryuk

Files

2024-01-25_c703be897d388065a0be6ca5e7f37627_ryuk
.exe windows:6 windows x64 arch:x64

5bd6664e66345af60ba7b94b4363cb9c

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

SetStdHandle
WriteConsoleW
GetProcAddress
ExitProcess
HeapAlloc
GetProcessHeap
GetModuleHandleW
LoadLibraryW
GetFileAttributesW
CreateFileW
GetUserDefaultUILanguage
GetModuleFileNameW
GetStdHandle
GetCommandLineW
RaiseException
SetFilePointerEx
HeapReAlloc
HeapSize
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
FlushFileBuffers
WriteFile
CloseHandle
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
MultiByteToWideChar
WideCharToMultiByte
RtlUnwindEx
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetFileType
GetCurrentProcess
GetModuleFileNameA
TerminateProcess
GetModuleHandleExW
GetACP
LCMapStringW
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetStringTypeW
GetConsoleCP
GetConsoleMode
HeapFree

shell32

CommandLineToArgvW

user32

MessageBoxExW

shlwapi

StrCmpW

Exports

Exports

AmdPowerXpressRequestBetterBatteryLife
NvOptimusDisablement

Sections

.text
Size: 40KB - Virtual size: 39KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 42KB - 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: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 83KB - Virtual size: 82KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

5bd6664e66345af60ba7b94b4363cb9c

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

shell32

user32

shlwapi

Exports

Exports

Sections

.text Size: 40KB - Virtual size: 39KB

.rdata Size: 42KB - Virtual size: 41KB

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

.pdata Size: 3KB - Virtual size: 3KB

.rsrc Size: 83KB - Virtual size: 82KB

.reloc Size: 1.4MB - Virtual size: 1.4MB

.text
Size: 40KB - Virtual size: 39KB

.rdata
Size: 42KB - Virtual size: 41KB

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

.pdata
Size: 3KB - Virtual size: 3KB

.rsrc
Size: 83KB - Virtual size: 82KB

.reloc
Size: 1.4MB - Virtual size: 1.4MB