2024-04-09_a12f6c48cda8bd659f40d728afe1c580_ryuk

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General

Target

2024-04-09_a12f6c48cda8bd659f40d728afe1c580_ryuk
Size

1.5MB
MD5

a12f6c48cda8bd659f40d728afe1c580
SHA1

8c0dee29b68391247e7a594b4801ee0d6a81dec8
SHA256

fdf88abb5abfbe06710b07c9ebd76c68aed26e4aaca6ff691db2591b038e3beb
SHA512

f4efe37a3aab04d55854d2ae33434c44ea8b13ce500347d9d07d3de5c9c718113c111c6d1b47af6d72daf278ffa01a72e81d98f27376ae65ef4eee0891d049b0
SSDEEP

24576:OndjnJYkriPMf03v6a75BkGIXfTq/Gw0ftUCzmKH:Odz9riPMf03v6a3kGIXfTq/GDuCiK

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-09_a12f6c48cda8bd659f40d728afe1c580_ryuk

Files

2024-04-09_a12f6c48cda8bd659f40d728afe1c580_ryuk
.exe windows:6 windows x64 arch:x64

0580f322f997c9320efc21f86982168e

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
CreateDirectoryW
CreateEventW
CreateFileA
CreateFileMappingW
CreateFileW
CreateSemaphoreA
CreateThread
DeleteCriticalSection
DuplicateHandle
EncodePointer
EnterCriticalSection
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetComputerNameExW
GetConsoleMode
GetConsoleOutputCP
GetConsoleScreenBufferInfo
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetEnvironmentStringsW
GetEnvironmentVariableA
GetExitCodeThread
GetFileSizeEx
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetOverlappedResult
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
LockFileEx
MapViewOfFile
MultiByteToWideChar
OpenThread
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReadConsoleW
ReadFile
ReleaseSemaphore
ResumeThread
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
Sleep
SuspendThread
SwitchToThread
SystemTimeToTzSpecificLocalTime
TerminateProcess
TerminateThread
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryEnterCriticalSection
TzSpecificLocalTimeToSystemTime
UnhandledExceptionFilter
UnlockFile
UnmapViewOfFile
VerSetConditionMask
VerifyVersionInfoW
VirtualAlloc
VirtualFree
VirtualUnlock
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile
lstrlenW

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

advapi32

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

Sections

.text
Size: 754KB - Virtual size: 754KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 393KB - Virtual size: 392KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 204KB - Virtual size: 203KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 25KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.lorderf
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

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: 512B - Virtual size: 425B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

0580f322f997c9320efc21f86982168e

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

ws2_32

advapi32

Sections

.text Size: 754KB - Virtual size: 754KB

.rdata Size: 393KB - Virtual size: 392KB

.data Size: 204KB - Virtual size: 203KB

.pdata Size: 25KB - Virtual size: 25KB

.00cfg Size: 512B - Virtual size: 56B

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

.lorderf Size: 512B - Virtual size: 4B

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

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

.tls Size: 512B - Virtual size: 425B

_RDATA Size: 512B - Virtual size: 348B

.reloc Size: 16KB - Virtual size: 15KB

.text
Size: 754KB - Virtual size: 754KB

.rdata
Size: 393KB - Virtual size: 392KB

.data
Size: 204KB - Virtual size: 203KB

.pdata
Size: 25KB - Virtual size: 25KB

.00cfg
Size: 512B - Virtual size: 56B

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

.lorderf
Size: 512B - Virtual size: 4B

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

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

.tls
Size: 512B - Virtual size: 425B

_RDATA
Size: 512B - Virtual size: 348B

.reloc
Size: 16KB - Virtual size: 15KB