2024-02-01_d2fdd06a6b23bfaec8c7c0cb23a5050c_ryuk

Sharing

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General

Target

2024-02-01_d2fdd06a6b23bfaec8c7c0cb23a5050c_ryuk
Size

203KB
MD5

d2fdd06a6b23bfaec8c7c0cb23a5050c
SHA1

d6a4f61113b97aefa05448e929ca62390875dca4
SHA256

391c5c53717b7ec4ddda913bd8bcd6b09c3d9e9678685fd82eee7e8448b07a04
SHA512

76bb3f28611210c5218390df24af1d9a13fdeafbe8521ef46b36d6f95b7756308a0c5c7a5e0e4f07040e8e13a457560a4fb388cd905c974d9fff56de3630f318
SSDEEP

3072:T83MakovkBu/EgUWSUWUmskDLfi4JUV4sVMuF:T83MNqEgUWSAJqannF

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-01_d2fdd06a6b23bfaec8c7c0cb23a5050c_ryuk

Files

2024-02-01_d2fdd06a6b23bfaec8c7c0cb23a5050c_ryuk
.exe windows:5 windows x64 arch:x64

39945e2f63960da675fbc863dbc6d3b5

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

GetModuleHandleA
OpenProcess
CreateToolhelp32Snapshot
Sleep
GetLastError
Process32NextW
GetCurrentThread
LoadLibraryA
GlobalAlloc
DeleteFileW
Process32FirstW
GlobalFree
GetVersionExW
CreateThread
HeapAlloc
GetWindowsDirectoryW
GetProcAddress
VirtualAllocEx
LocalFree
GetProcessHeap
FreeLibrary
CreateRemoteThread
VirtualFreeEx
WriteConsoleW
SetFilePointerEx
CreateFileW
GetModuleFileNameW
VirtualAlloc
GetCurrentProcess
GetCommandLineW
VirtualFree
SetLastError
HeapFree
CloseHandle
HeapReAlloc
HeapSize
GetConsoleMode
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
RaiseException
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
ExitProcess
GetModuleHandleExW
GetStdHandle
WriteFile
MultiByteToWideChar
WideCharToMultiByte
GetACP
LCMapStringW
GetStringTypeW
GetFileType
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
FlushFileBuffers
GetConsoleCP
WriteProcessMemory

user32

MessageBoxW

advapi32

SystemFunction036
LookupPrivilegeValueW
AdjustTokenPrivileges
OpenSCManagerW
ImpersonateSelf
OpenProcessToken
EnumServicesStatusW
OpenThreadToken
LookupAccountSidW
GetTokenInformation

shell32

ShellExecuteW
CommandLineToArgvW

Sections

.text
Size: 90KB - Virtual size: 90KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 63KB - Virtual size: 3.4MB

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: 168B

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

39945e2f63960da675fbc863dbc6d3b5

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

Sections

.text Size: 90KB - Virtual size: 90KB

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

.data Size: 63KB - Virtual size: 3.4MB

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

.gfids Size: 512B - Virtual size: 168B

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

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

.text
Size: 90KB - Virtual size: 90KB

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

.data
Size: 63KB - Virtual size: 3.4MB

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

.gfids
Size: 512B - Virtual size: 168B

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

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