2024-02-28_aa2b4fb25242e8e2b555e8db200eacec_ryuk

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General

Target

2024-02-28_aa2b4fb25242e8e2b555e8db200eacec_ryuk
Size

96KB
MD5

aa2b4fb25242e8e2b555e8db200eacec
SHA1

efd7f6527f5f3a09bc9450cc324dae0d0f2c13fe
SHA256

240049d842fda90a33384bc10a663ba79038eca2a8d8689f32de083baf79a1a8
SHA512

cdf17a629e1289b0d6b1108e0b718389ace6558c4dc11b5854176a08b4952983ec91535f6845a5b7aa5b19364b76df9ce6446cb09e274f4e63854f293e4f1a7c
SSDEEP

1536:K40EuN/6inzAtFlDo/j92pifq5pTqdisE9dl4ZEtiJXY3w6qtb:R0Eq/ZnzAtHDo/h2MS5qCJIJXY3w6

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-28_aa2b4fb25242e8e2b555e8db200eacec_ryuk

Files

2024-02-28_aa2b4fb25242e8e2b555e8db200eacec_ryuk
.exe windows:6 windows x64 arch:x64

6965597c50e79d174fc4cf1d2c47454f

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

BootstrapPackagedGame-Win64-Shipping.pdb

Imports

kernel32

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

user32

wsprintfW
MessageBoxW

shell32

ShellExecuteExW

shlwapi

PathCombineW
PathRemoveFileSpecW
PathCanonicalizeW

Sections

.text
Size: 41KB - Virtual size: 40KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 36KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - 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

.gfids
Size: 512B - Virtual size: 192B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 9KB - Virtual size: 9KB

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

6965597c50e79d174fc4cf1d2c47454f

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

shell32

shlwapi

Sections

.text Size: 41KB - Virtual size: 40KB

.rdata Size: 36KB - Virtual size: 36KB

.data Size: 2KB - Virtual size: 7KB

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

.gfids Size: 512B - Virtual size: 192B

.rsrc Size: 9KB - Virtual size: 9KB

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

.text
Size: 41KB - Virtual size: 40KB

.rdata
Size: 36KB - Virtual size: 36KB

.data
Size: 2KB - Virtual size: 7KB

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

.gfids
Size: 512B - Virtual size: 192B

.rsrc
Size: 9KB - Virtual size: 9KB

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