2024-06-29_123165d85307fe450022ecd190121808_ryuk

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General

Target

2024-06-29_123165d85307fe450022ecd190121808_ryuk
Size

205KB
MD5

123165d85307fe450022ecd190121808
SHA1

1423c555db8141b1f9872c227dcbb0c78aa14a6b
SHA256

5e3c741d3cc313cc3960c649aca9805302ef4914d8070c416d3923e97df4dff7
SHA512

fac4574971b385c9e40dd12af78449ccef5dbd1933db5251e71767b5c9989e97c8ed985e25472cc0c9e85bb8c70d9fec28fc1b4ac3ed22e02f1bad77b24214e2
SSDEEP

6144:Tg9SDmUQAXLbfSGh0lF+CLsScjdSsaK6:E9SDmUDXPfClFmjdm

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-06-29_123165d85307fe450022ecd190121808_ryuk

Files

2024-06-29_123165d85307fe450022ecd190121808_ryuk
.exe windows:5 windows x64 arch:x64

f8e2d7b4be3eb63c307f7e91280c502f

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

ReleaseMutex
GetLastError
GetStartupInfoA
CreateProcessA
HeapFree
Sleep
HeapAlloc
GetProcessHeap
GetTickCount
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
GetWindowsDirectoryA
DeleteCriticalSection
GetSystemDirectoryA
DeleteFileA
CreateThread
CreateDirectoryA
VirtualFree
VirtualAlloc
FreeConsole
ExitProcess
SetUnhandledExceptionFilter
MultiByteToWideChar
WideCharToMultiByte
SetFileTime
GetCurrentDirectoryA
LocalFileTimeToFileTime
CreateFileW
SystemTimeToFileTime
UnmapViewOfFile
WriteConsoleW
SetFilePointerEx
HeapReAlloc
HeapSize
WaitForSingleObject
CreateMutexA
SetFilePointer
GetCurrentProcess
CloseHandle
CreateFileA
WriteFile
GetFileSizeEx
ReadFile
LocalFree
LocalAlloc
GetConsoleMode
GetConsoleCP
FlushFileBuffers
GetStringTypeW
SetStdHandle
FindNextFileA
FindFirstFileExA
FindClose
SetEnvironmentVariableA
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
GetCurrentThreadId
GetFileAttributesA
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeSListHead
RtlPcToFileHeader
EncodePointer
RaiseException
RtlUnwindEx
GetModuleFileNameW
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetModuleHandleExW
GetStdHandle
GetModuleFileNameA
GetCommandLineA
GetCommandLineW
GetACP
CompareStringW
LCMapStringW
GetFileType
IsValidCodePage

user32

wsprintfA

advapi32

SystemFunction036
CryptImportKey
CryptVerifySignatureA
CryptAcquireContextA
CryptCreateHash
CryptHashData
CryptDestroyHash
CryptReleaseContext

ws2_32

bind
WSAIoctl
closesocket
select
listen
WSAStartup
accept
socket
recv
htonl
htons
setsockopt
gethostbyname
gethostname
__WSAFDIsSet
inet_addr
send
connect

iphlpapi

GetTcpTable

Sections

.text
Size: 128KB - Virtual size: 127KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 57KB - Virtual size: 57KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 1000B

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

f8e2d7b4be3eb63c307f7e91280c502f

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

ws2_32

iphlpapi

Sections

.text Size: 128KB - Virtual size: 127KB

.rdata Size: 57KB - Virtual size: 57KB

.data Size: 8KB - Virtual size: 12KB

.pdata Size: 8KB - Virtual size: 7KB

.rsrc Size: 1024B - Virtual size: 1000B

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

.text
Size: 128KB - Virtual size: 127KB

.rdata
Size: 57KB - Virtual size: 57KB

.data
Size: 8KB - Virtual size: 12KB

.pdata
Size: 8KB - Virtual size: 7KB

.rsrc
Size: 1024B - Virtual size: 1000B

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