2024-04-17_5a580aa767913e994c69f2c804ecc46d_ryuk

Sharing

Copy URL Twitter E-mail

General

Target

2024-04-17_5a580aa767913e994c69f2c804ecc46d_ryuk
Size

140KB
MD5

5a580aa767913e994c69f2c804ecc46d
SHA1

06153349449e9dbe2ed3dfde8f89ac330253fcc2
SHA256

6b1e2521d25712bfa83f4fbe3bb8fbf323d6eacc44ccc178514ba6dde5bb6cc2
SHA512

4b9ec577d16a3cc1f2c99ec78cfdf2bdfc45adfc2803c2f62b326b298913396a3bfff53068231ab228cb36b93d1dad87d91a768a6bc49cf3f9b6a99786e8abc8
SSDEEP

3072:RB27BbKRdbmXBlETcbEaVP00vKkcaihyMbK08p93tAP8:RGKiITcbPlzvM7bM3mP8

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-17_5a580aa767913e994c69f2c804ecc46d_ryuk

Files

2024-04-17_5a580aa767913e994c69f2c804ecc46d_ryuk
.exe windows:5 windows x64 arch:x64

9541a60b3c633e9d0087c86b4a36201e

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

GetLongPathNameW
RaiseException
GetLastError
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
LoadResource
SizeofResource
CloseHandle
lstrcmpiA
CreateMutexA
CreateEventA
LoadLibraryA
LoadLibraryExA
GetProcessHeap
GetModuleFileNameW
GetModuleHandleA
FindResourceA
FindResourceW
FindResourceExW
IsDBCSLeadByte
MultiByteToWideChar
WideCharToMultiByte
CreateFileW
WriteConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
HeapSize
HeapFree
HeapReAlloc
HeapAlloc
HeapDestroy
GetProcAddress
FreeLibrary
LockResource
GetModuleFileNameA
GetStringTypeW
SetStdHandle
FindNextFileA
FindFirstFileExA
FindClose
IsDebuggerPresent
OutputDebugStringW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
GetModuleHandleW
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlPcToFileHeader
EncodePointer
RtlUnwindEx
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
SetLastError
ExitProcess
GetModuleHandleExW
GetSystemInfo
VirtualAlloc
VirtualProtect
VirtualQuery
CreateThread
ExitThread
FreeLibraryAndExitThread
GetStdHandle
WriteFile
GetACP
LCMapStringW
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetFileType
GetCommandLineA
GetCommandLineW

user32

CharNextA
TranslateMessage
DispatchMessageA
GetMessageA

advapi32

SystemFunction036
RegSetValueExA
RegQueryInfoKeyW
RegOpenKeyExA
RegEnumKeyExA
RegDeleteValueA
RegDeleteKeyA
RegCreateKeyExA
RegCloseKey

ole32

CoTaskMemAlloc
CoTaskMemRealloc
CoTaskMemFree
CoCreateInstance

oleaut32

VarUI4FromStr

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 44KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.gfids
Size: 512B - Virtual size: 224B

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

9541a60b3c633e9d0087c86b4a36201e

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

ole32

oleaut32

Sections

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

.rdata Size: 44KB - Virtual size: 43KB

.data Size: 3KB - Virtual size: 8KB

.pdata Size: 7KB - Virtual size: 7KB

.tls Size: 512B - Virtual size: 9B

.gfids Size: 512B - Virtual size: 224B

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

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

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

.rdata
Size: 44KB - Virtual size: 43KB

.data
Size: 3KB - Virtual size: 8KB

.pdata
Size: 7KB - Virtual size: 7KB

.tls
Size: 512B - Virtual size: 9B

.gfids
Size: 512B - Virtual size: 224B

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

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