2024-04-22_17ff43a09e4a61f1f3e7938d75cce98a_ryuk

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General

Target

2024-04-22_17ff43a09e4a61f1f3e7938d75cce98a_ryuk
Size

484KB
MD5

17ff43a09e4a61f1f3e7938d75cce98a
SHA1

70c057dc74ef8690327c3ecde9331e5780d6de63
SHA256

c5d765deb77e6b1364e4cd8f8edef0d20b4aca361f995a9f0d5dbb8b7eefa4da
SHA512

f53811b18fb8fd87b95fb406b1047bcdca96452fd4a622243379cd9eaaf51f9a4e740f7315b9ea1445d7af7d308d0f8c27a0a70e7087b3ec141553af39ad9b8e
SSDEEP

12288:obzU6M4ypoL3o0x7jSzCjUC46zdkOlv5:szE9poL3o0x7jSzC14MkOl

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-22_17ff43a09e4a61f1f3e7938d75cce98a_ryuk

Files

2024-04-22_17ff43a09e4a61f1f3e7938d75cce98a_ryuk
.exe windows:5 windows x64 arch:x64

f875240bb038e48bea664e92ce04a593

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

PDB Paths

F:\BuildAgent\work\c7c13848a68fc930\rmb\.build\win-vc140-x64-a\bin\RelWithDebInfo\pnpenforce.pdb

Imports

kernel32

QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
GetLastError
GetModuleFileNameW
RtlUnwindEx
InterlockedPushEntrySList
InterlockedFlushSList
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
GetStdHandle
WriteFile
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
GetCurrentProcess
ExitProcess
TerminateProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
LoadLibraryW
HeapFree
HeapAlloc
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
GetCurrentThread
OutputDebugStringA
OutputDebugStringW
CloseHandle
WaitForSingleObjectEx
CreateThread
FindClose
FindFirstFileExA
FindFirstFileExW
FindNextFileA
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetEnvironmentVariableW
SetStdHandle
GetStringTypeW
GetProcessHeap
SetConsoleCtrlHandler
FlushFileBuffers
GetConsoleCP
GetConsoleMode
HeapSize
HeapReAlloc
SetFilePointerEx
WriteConsoleW
CreateFileW
RaiseException
GetACP
GetProcAddress

advapi32

SystemFunction036

Sections

.text
Size: 368KB - Virtual size: 367KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 81KB - Virtual size: 81KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 18KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 1024B - Virtual size: 987B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 283B

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: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f875240bb038e48bea664e92ce04a593

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

Sections

.text Size: 368KB - Virtual size: 367KB

.rdata Size: 81KB - Virtual size: 81KB

.data Size: 4KB - Virtual size: 11KB

.pdata Size: 18KB - Virtual size: 17KB

.idata Size: 4KB - Virtual size: 4KB

.gfids Size: 1024B - Virtual size: 987B

.00cfg Size: 512B - Virtual size: 283B

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

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

.text
Size: 368KB - Virtual size: 367KB

.rdata
Size: 81KB - Virtual size: 81KB

.data
Size: 4KB - Virtual size: 11KB

.pdata
Size: 18KB - Virtual size: 17KB

.idata
Size: 4KB - Virtual size: 4KB

.gfids
Size: 1024B - Virtual size: 987B

.00cfg
Size: 512B - Virtual size: 283B

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

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