RYUK RANSOMWARE[.]bin

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General

Target

RYUK RANSOMWARE.bin
Size

205KB
MD5

881db1945686533f06f6626da444a7b5
SHA1

776fff17a531a374d13a9e267db764e3463a4cfc
SHA256

c85fec6ed44bdfd54c5f37190ffad38919640064ce718045e228dca65f74ec7b
SHA512

639d684ab5a15a23355577d0c0e6cab29fe66596af5c5644a4fb258c3f65324c94f4c5fc4f76c7b7ac2ff0f15ffc69e98c279f59e8897e3db4e3ffaee2e96af6
SSDEEP

3072:30imLeE+6Kiei4VrJo6lxPJUVjIMaNhUv:LE+6Kt53oExlNh

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs
Checks for missing Authenticode signature.

Processes:

resource

RYUK RANSOMWARE.bin

resource
RYUK RANSOMWARE.bin

Files

RYUK RANSOMWARE.bin
.exe windows:5 windows x64

5b1ecf2ee51e54d0924cb67b07891d10

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

iphlpapi

GetIpNetTable

kernel32

GetCurrentThread
LoadLibraryA
GlobalAlloc
DeleteFileW
Process32FirstW
GlobalFree
CloseHandle
CreateThread
HeapAlloc
GetWindowsDirectoryW
GetProcAddress
VirtualAllocEx
LocalFree
GetProcessHeap
FreeLibrary
CreateRemoteThread
VirtualFreeEx
Process32NextW
GetLastError
Sleep
CreateToolhelp32Snapshot
OpenProcess
GetModuleHandleA
GetVersionExW
CreateFileW
GetTempPathW
SetFilePointer
GetModuleFileNameW
VirtualAlloc
GetCurrentProcess
GetCommandLineW
VirtualFree
SetLastError
HeapFree
WriteConsoleW
SetFilePointerEx
HeapReAlloc
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
WriteProcessMemory
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
RtlUnwindEx
RaiseException
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
ExitProcess
TerminateProcess
GetModuleHandleExW
GetStdHandle
WriteFile
MultiByteToWideChar
WideCharToMultiByte
GetACP
LCMapStringW
GetStringTypeW
GetFileType
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
FlushFileBuffers
GetConsoleCP
GetConsoleMode
HeapSize
RtlCaptureContext

advapi32

SystemFunction036
LookupAccountSidW
LookupPrivilegeValueW
AdjustTokenPrivileges
OpenSCManagerW
ImpersonateSelf
OpenProcessToken
EnumServicesStatusW
OpenThreadToken
GetTokenInformation

shell32

ShellExecuteW
CommandLineToArgvW

Sections

.text
Size: 89KB - Virtual size: 88KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 41KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 67KB - Virtual size: 2.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 168B

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

5b1ecf2ee51e54d0924cb67b07891d10

Headers

DLL Characteristics

File Characteristics

Imports

iphlpapi

kernel32

advapi32

shell32

Sections

.text Size: 89KB - Virtual size: 88KB

.rdata Size: 41KB - Virtual size: 41KB

.data Size: 67KB - Virtual size: 2.7MB

.pdata Size: 4KB - Virtual size: 4KB

.gfids Size: 512B - Virtual size: 168B

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

.text
Size: 89KB - Virtual size: 88KB

.rdata
Size: 41KB - Virtual size: 41KB

.data
Size: 67KB - Virtual size: 2.7MB

.pdata
Size: 4KB - Virtual size: 4KB

.gfids
Size: 512B - Virtual size: 168B

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