2024-01-26_102f2d9ad01393e71c2dc783d99a0045_ryuk

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General

Target

2024-01-26_102f2d9ad01393e71c2dc783d99a0045_ryuk
Size

179KB
MD5

102f2d9ad01393e71c2dc783d99a0045
SHA1

9494a4295ecb943f1acdd3dd64e8090c075663de
SHA256

9bb3c9a312fe98ea436efd82fe1371ecda8f2bcfb18e18a330366c6b593dd9e5
SHA512

b789ede8495d4a38f407d434a2259d58c501f20fbb74eec78157eeb06ed60cbfc545bc0f63eca680af4980bb58ee8a3dd228ef8c72e3008c221096115896c670
SSDEEP

3072:b24zHbDpygBkv/LNjgxbSvZXFNVyZzeKCx4dzQYTE1Cr/NSkKV2lXoyEkX:b2qtyRv/R8xbo1EYKCYI0Zoy

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-01-26_102f2d9ad01393e71c2dc783d99a0045_ryuk

Files

2024-01-26_102f2d9ad01393e71c2dc783d99a0045_ryuk
.exe windows:6 windows x64 arch:x64

be236eaea8ae98e2dc330687ef907a9b

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

GetFileAttributesExA
WriteProcessMemory
FindNextFileW
GetCurrentProcess
GetProcessId
FindClose
WaitForSingleObject
ResumeThread
DuplicateHandle
MultiByteToWideChar
GetTempPathA
GetLastError
SetDllDirectoryA
LoadLibraryA
CloseHandle
GetNativeSystemInfo
GetSystemInfo
VirtualProtectEx
GetProcAddress
VirtualAllocEx
LocalFree
ExitProcess
WideCharToMultiByte
GetEnvironmentStrings
CreateRemoteThread
CreateProcessA
FormatMessageA
IsWow64Process
GetExitCodeProcess
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
GetModuleFileNameW
RtlUnwindEx
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
FindFirstFileW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
GetModuleHandleExW
SetStdHandle
GetFileType
GetFullPathNameA
GetStdHandle
WriteConsoleW
WriteFile
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
FlushFileBuffers
GetConsoleCP
GetConsoleMode
HeapReAlloc
GetDriveTypeW
ReadFile
ReadConsoleW
OutputDebugStringW
WaitForSingleObjectEx
CreateThread
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
GetStringTypeW
GetProcessHeap
CreateFileW
SetFilePointerEx
GetCurrentDirectoryW
HeapSize
SetEndOfFile
RaiseException
SetLastError
GetModuleFileNameA

advapi32

SystemFunction036

Sections

.text
Size: 115KB - Virtual size: 115KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 49KB - Virtual size: 48KB

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: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 2KB - Virtual size: 2KB

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

be236eaea8ae98e2dc330687ef907a9b

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

Sections

.text Size: 115KB - Virtual size: 115KB

.rdata Size: 49KB - Virtual size: 48KB

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

.pdata Size: 6KB - Virtual size: 6KB

.rsrc Size: 2KB - Virtual size: 2KB

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

.text
Size: 115KB - Virtual size: 115KB

.rdata
Size: 49KB - Virtual size: 48KB

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

.pdata
Size: 6KB - Virtual size: 6KB

.rsrc
Size: 2KB - Virtual size: 2KB

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