2024-05-16_1d7b22843826c6bbbc50577fd94d33a8_ryuk

Sharing

Copy URL Twitter E-mail

General

Target

2024-05-16_1d7b22843826c6bbbc50577fd94d33a8_ryuk
Size

10.0MB
MD5

1d7b22843826c6bbbc50577fd94d33a8
SHA1

881625da34e960f4e48ed6df092aeffcd7159e3f
SHA256

8b7d3de2c77c59663ec5d8969b688530a3c9228b72807bc17a9822d558c42ee8
SHA512

332cc1fcf3af103699d4ce39e67f99fb6ac3f38f8a5dd63ebe51595b877c2944ed75ca979bbfba9619683fa659cbe0b46602a66588d999d6ea17db7825bb49b5
SSDEEP

49152:4jnaRL6XCIp6GdsYyidNZhjQiwT2LYfkO2K/Y:hidLhkvgYfkO2Kw

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-16_1d7b22843826c6bbbc50577fd94d33a8_ryuk

Files

2024-05-16_1d7b22843826c6bbbc50577fd94d33a8_ryuk
.exe windows:6 windows x64 arch:x64

438c423338f923b712327680153b4c96

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

CloseHandle
RaiseException
DecodePointer
DeleteCriticalSection
GetModuleFileNameA
GetCurrentProcess
lstrlenW
WriteFile
OutputDebugStringA
CreateMutexW
GetCurrentThreadId
GetLastError
Sleep
GetTempPathA
CreateFileA
DeleteFileA
ExitProcess
WinExec
GetFileType
GetACP
FindClose
InitializeCriticalSectionEx
FindNextFileA
EnumSystemLocalesA
SetEndOfFile
CreateFileW
WriteConsoleW
SetStdHandle
FindFirstFileExA
SetEnvironmentVariableA
GetCommandLineW
GetCommandLineA
GetStdHandle
GetModuleHandleExW
HeapFree
HeapReAlloc
IsValidLocale
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
IsValidCodePage
HeapSize
GetProcessHeap
ReadConsoleW
SetFilePointerEx
ReadFile
GetConsoleMode
GetConsoleCP
FlushFileBuffers
HeapAlloc
EnumSystemLocalesW
GetUserDefaultLCID
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
EncodePointer
MultiByteToWideChar
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetModuleHandleW
GetProcAddress
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
LocalFree
IsDebuggerPresent
OutputDebugStringW
SetEvent
ResetEvent
WaitForSingleObjectEx
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
InitializeSListHead
TerminateProcess
RtlPcToFileHeader
RtlUnwindEx
FreeLibrary
LoadLibraryExW
GetModuleFileNameW

user32

MessageBoxA

advapi32

SystemFunction036
RegSetValueExA
RegDeleteValueA
RegCloseKey
RegOpenKeyExW

shell32

ord680
FindExecutableA

oleaut32

VariantClear

rpcrt4

UuidFromStringA

ntdll

RtlEthernetStringToAddressA
RtlCaptureContext
RtlVirtualUnwind
RtlIpv4StringToAddressA
RtlLookupFunctionEntry

Sections

.text
Size: 407KB - Virtual size: 407KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 758KB - Virtual size: 757KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 8KB - Virtual size: 8KB

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

.rsrc
Size: 14.4MB - Virtual size: 14.4MB

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

438c423338f923b712327680153b4c96

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

oleaut32

rpcrt4

ntdll

Sections

.text Size: 407KB - Virtual size: 407KB

.rdata Size: 758KB - Virtual size: 757KB

.data Size: 5KB - Virtual size: 11KB

.pdata Size: 8KB - Virtual size: 8KB

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

.rsrc Size: 14.4MB - Virtual size: 14.4MB

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

.text
Size: 407KB - Virtual size: 407KB

.rdata
Size: 758KB - Virtual size: 757KB

.data
Size: 5KB - Virtual size: 11KB

.pdata
Size: 8KB - Virtual size: 8KB

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

.rsrc
Size: 14.4MB - Virtual size: 14.4MB

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