2024-01-09_d873883ad581f21ca784f8c7ae6bc02f_ryuk

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General

Target

2024-01-09_d873883ad581f21ca784f8c7ae6bc02f_ryuk
Size

134KB
MD5

d873883ad581f21ca784f8c7ae6bc02f
SHA1

1916d66c17e6a08545a8124c98880f0c45597caa
SHA256

c19a34c64566cef2c96b3fc725d8deb873f8adc32b6821074b169f098c57f3ab
SHA512

d66c3ff16a0e9baa9230ca551c4cd677f85384cccdd7ba535baeb9691a4182dc10dd9bb7db4ac5a52b4a04dc2b3c86c05042ccb0df740c0641d9e14d60dcd13d
SSDEEP

3072:EPXrzxCic79jcdOFbRi8lINfpa09I1hzNqT:EPnxCi6j+8bsTpQNa

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-01-09_d873883ad581f21ca784f8c7ae6bc02f_ryuk

Files

2024-01-09_d873883ad581f21ca784f8c7ae6bc02f_ryuk
.exe windows:6 windows x64 arch:x64

0ab7864bafac8b4f8622abed2a60a337

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

advapi32

DuplicateTokenEx
RegisterServiceCtrlHandlerA
SetServiceStatus
StartServiceCtrlDispatcherA
CreateProcessAsUserA

wtsapi32

WTSQueryUserToken

kernel32

WriteConsoleW
SetFilePointerEx
CloseHandle
GetLastError
SetEvent
WaitForSingleObject
CreateEventA
Sleep
TerminateProcess
GetExitCodeProcess
CreateThread
CreateProcessA
WTSGetActiveConsoleSessionId
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
ExitProcess
GetModuleHandleExW
CreateFileW
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetStdHandle
WriteFile
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
GetTimeZoneInformation
GetCurrentDirectoryW
GetFullPathNameW
SetStdHandle
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
GetStringTypeW
GetProcessHeap
FlushFileBuffers
GetConsoleCP
GetConsoleMode
HeapSize
HeapReAlloc
RaiseException

Sections

.text
Size: 83KB - Virtual size: 82KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 39KB - Virtual size: 39KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 164B

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

0ab7864bafac8b4f8622abed2a60a337

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

wtsapi32

kernel32

Sections

.text Size: 83KB - Virtual size: 82KB

.rdata Size: 39KB - Virtual size: 39KB

.data Size: 3KB - Virtual size: 8KB

.pdata Size: 5KB - Virtual size: 4KB

.gfids Size: 512B - Virtual size: 164B

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

.text
Size: 83KB - Virtual size: 82KB

.rdata
Size: 39KB - Virtual size: 39KB

.data
Size: 3KB - Virtual size: 8KB

.pdata
Size: 5KB - Virtual size: 4KB

.gfids
Size: 512B - Virtual size: 164B

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