2024-04-29_eb72539530c896b8fb89d8650882c2bc_ryuk

Sharing

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General

Target

2024-04-29_eb72539530c896b8fb89d8650882c2bc_ryuk
Size

129KB
MD5

eb72539530c896b8fb89d8650882c2bc
SHA1

15eec9f4bf45e97a87b4783b460bb68d2d0900cb
SHA256

bef9203660f9386c340f60e8874a2f681b20030b344b0d973749043636e3ff0c
SHA512

e912132a778f405efedda75cd8efab80d816c7bb4bc485359c0b7223a29399059e5ab8c3559d7c37700efaafbcbdb45258a61874dfeb362e0e1c82781f91783f
SSDEEP

3072:4xxED/D0VpMHZLZKMrkBne78xB0IwWMZ4OVvYV/JD9KEZUwVs:4xCkVpMHZLZ+Re78pwrJv2JnL

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-29_eb72539530c896b8fb89d8650882c2bc_ryuk

Files

2024-04-29_eb72539530c896b8fb89d8650882c2bc_ryuk
.exe windows:6 windows x64 arch:x64

ff191bb17a98b1df9da835e37005c2a7

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

newdev

UpdateDriverForPlugAndPlayDevicesW

setupapi

SetupDiEnumDeviceInfo
SetupDiGetClassDevsA
SetupCopyOEMInfW
SetupDiGetDeviceRegistryPropertyA
SetupDiSetDeviceRegistryPropertyA

kernel32

GetConsoleCP
ReadFile
SetLastError
GetFullPathNameW
WriteFile
SetFilePointer
WaitForSingleObject
GetVersionExW
GetModuleHandleA
CreateEventW
MultiByteToWideChar
GetConsoleMode
GetLastError
CreateFileA
SetEvent
LoadLibraryA
CloseHandle
GetOverlappedResult
GetProcAddress
GetFileSize
WideCharToMultiByte
FormatMessageA
HeapSize
HeapReAlloc
SetFilePointerEx
WriteConsoleW
CreateFileW
Sleep
LeaveCriticalSection
FlushFileBuffers
GetProcessHeap
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
EnterCriticalSection
RaiseException
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
CreateThread
ExitThread
ResumeThread
FreeLibraryAndExitThread
GetModuleHandleExW
GetStdHandle
GetModuleFileNameA
ExitProcess
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
GetFileType
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetStdHandle
GetStringTypeW

advapi32

RegQueryValueExA
RegCreateKeyExA
RegSetValueExA
ConvertStringSidToSidA
RegDeleteValueA
RegCloseKey

ole32

CoInitializeEx
CoCreateInstance

Sections

.text
Size: 75KB - Virtual size: 75KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 164B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

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

ff191bb17a98b1df9da835e37005c2a7

Headers

DLL Characteristics

File Characteristics

Imports

newdev

setupapi

kernel32

advapi32

ole32

Sections

.text Size: 75KB - Virtual size: 75KB

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

.data Size: 2KB - Virtual size: 8KB

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

.gfids Size: 512B - Virtual size: 164B

.rsrc Size: 512B - Virtual size: 480B

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

.text
Size: 75KB - Virtual size: 75KB

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

.data
Size: 2KB - Virtual size: 8KB

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

.gfids
Size: 512B - Virtual size: 164B

.rsrc
Size: 512B - Virtual size: 480B

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