2024-09-21_42f524180038868274005baf54e739ca_ryuk

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General

Target

2024-09-21_42f524180038868274005baf54e739ca_ryuk
Size

1.0MB
MD5

42f524180038868274005baf54e739ca
SHA1

6f5292d30584c2f559852f00ea6be58bebd09edc
SHA256

b0708b04c374b02871b491637a3efbaab96295a3bfb0a39f2861e3c776654f6d
SHA512

4bc512dca2e7e72f3fbba8bd201bc37eac55354eb0df20594ce1bc1d339216fc6bc6887501d249e5ebab771518c8101cb44e08b95da535821067966308010993
SSDEEP

24576:e6tJiihrbrPvjo9YwX1ad9Larz1o2iS+DANYFTnc7Ko:VtJiihrXE9YwX1AOrz1oq+MyFTc71

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-09-21_42f524180038868274005baf54e739ca_ryuk

Files

2024-09-21_42f524180038868274005baf54e739ca_ryuk
.exe windows:6 windows x64 arch:x64

26af0070dfcd2de986bc3882ab250924

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
CompareStringW
CopyFileW
CreateDirectoryW
CreateEventW
CreateFileW
CreateProcessW
CreateSemaphoreA
CreateThread
DeleteCriticalSection
DeleteFileW
DuplicateHandle
EncodePointer
EnterCriticalSection
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindFirstFileW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetConsoleScreenBufferInfo
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetEnvironmentStringsW
GetEnvironmentVariableA
GetExitCodeProcess
GetExitCodeThread
GetFileAttributesExW
GetFileAttributesW
GetFileSize
GetFileSizeEx
GetFileType
GetHandleInformation
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemInfo
GetSystemTimeAsFileTime
GetThreadContext
GetTimeZoneInformation
GlobalMemoryStatusEx
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryA
LoadLibraryExW
LoadLibraryW
LocalFree
MoveFileExW
MultiByteToWideChar
OpenThread
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReadConsoleW
ReadFile
ReleaseSemaphore
RemoveDirectoryW
ResumeThread
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetCurrentDirectoryW
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFilePointer
SetFilePointerEx
SetHandleInformation
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
Sleep
SuspendThread
SwitchToThread
SystemTimeToTzSpecificLocalTime
TerminateProcess
TerminateThread
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryEnterCriticalSection
TzSpecificLocalTimeToSystemTime
UnhandledExceptionFilter
VerSetConditionMask
VerifyVersionInfoW
VirtualAlloc
VirtualFree
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile
lstrlenW

advapi32

RegCloseKey
RegCreateKeyExW
RegDeleteKeyW
RegDeleteValueW
RegEnumKeyExW
RegEnumValueW
RegFlushKey
RegOpenKeyExW
RegOpenKeyW
RegQueryInfoKeyW
RegQueryValueExW
RegSetValueExW

ws2_32

WSACleanup
WSAGetLastError
WSAIoctl
WSAStartup
accept
bind
closesocket
connect
gethostbyaddr
gethostbyname
getpeername
getprotobyname
getprotobynumber
getservbyname
getservbyport
getsockname
getsockopt
htonl
inet_addr
inet_ntoa
ioctlsocket
listen
ntohl
ntohs
recv
recvfrom
send
sendto
setsockopt
shutdown
socket

Sections

.text
Size: 669KB - Virtual size: 669KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 283KB - Virtual size: 283KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 56KB - Virtual size: 63KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 22KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.minfo
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 1024B - Virtual size: 705B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

26af0070dfcd2de986bc3882ab250924

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

ws2_32

Sections

.text Size: 669KB - Virtual size: 669KB

.rdata Size: 283KB - Virtual size: 283KB

.data Size: 56KB - Virtual size: 63KB

.pdata Size: 22KB - Virtual size: 22KB

.gxfg Size: 9KB - Virtual size: 8KB

.minfo Size: 1KB - Virtual size: 1KB

.tls Size: 1024B - Virtual size: 705B

_RDATA Size: 512B - Virtual size: 500B

.reloc Size: 13KB - Virtual size: 13KB

.text
Size: 669KB - Virtual size: 669KB

.rdata
Size: 283KB - Virtual size: 283KB

.data
Size: 56KB - Virtual size: 63KB

.pdata
Size: 22KB - Virtual size: 22KB

.gxfg
Size: 9KB - Virtual size: 8KB

.minfo
Size: 1KB - Virtual size: 1KB

.tls
Size: 1024B - Virtual size: 705B

_RDATA
Size: 512B - Virtual size: 500B

.reloc
Size: 13KB - Virtual size: 13KB