2024-02-20_7970d4cd667723f6366e98e494a46372_ryuk

Sharing

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General

Target

2024-02-20_7970d4cd667723f6366e98e494a46372_ryuk
Size

1.4MB
MD5

7970d4cd667723f6366e98e494a46372
SHA1

ba0f49d7fe44c74f75a5ca27d096375da96bc0ae
SHA256

48dd414b5d885bdf084655a471d4e9f0d50bb10b84be6bfad5afd809171870ca
SHA512

5dedf361f78dbf287d8c9b87e5a56a86770235ae55067b5b73d9b1f42affd8f7ecf6b19ee34be974114e61760b05486ae47a56f7e9e1e507828b17c640dba7b1
SSDEEP

12288:oHfXzk7lk2h24XhIlztlTG9tjqWTEejaNnUVcpY/ykCDoJVMRek5+nzoj7MD:oLku2MaIlziXNunUVd/RCDsMASQD

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-20_7970d4cd667723f6366e98e494a46372_ryuk

Files

2024-02-20_7970d4cd667723f6366e98e494a46372_ryuk
.exe windows:5 windows x64 arch:x64

4615f81ab46903db960f43fa7bde6c5b

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

chrome_pwa_launcher.exe.pdb

Imports

advapi32

CreateProcessAsUserW
EventRegister
EventUnregister
EventWrite
RegCloseKey
RegCreateKeyExW
RegOpenKeyExW
RegQueryValueExW
RegSetValueExW
SystemFunction036

dbghelp

SymCleanup
SymFromAddr
SymGetLineFromAddr64
SymGetSearchPathW
SymInitialize
SymSetOptions
SymSetSearchPathW

kernel32

AcquireSRWLockExclusive
AssignProcessToJobObject
CloseHandle
CompareStringW
CreateEventW
CreateFileW
CreateProcessW
CreateThread
DecodePointer
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsSetValue
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesW
GetFileInformationByHandle
GetFileSizeEx
GetFileType
GetFullPathNameW
GetLastError
GetLocalTime
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHeap
GetProcessId
GetProductInfo
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadId
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersionExW
GetWindowsDirectoryW
HeapAlloc
HeapDestroy
HeapFree
HeapReAlloc
HeapSize
InitOnceExecuteOnce
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeProcThreadAttributeList
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LocalFree
MultiByteToWideChar
OutputDebugStringA
OutputDebugStringW
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
ResetEvent
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetHandleInformation
SetLastError
SetStdHandle
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UpdateProcThreadAttribute
VerSetConditionMask
VerifyVersionInfoW
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

shell32

CommandLineToArgvW
SHGetFolderPathW
SHGetKnownFolderPath

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

user32

AllowSetForegroundWindow
UnregisterClassW

winmm

timeGetTime

ole32

CoTaskMemFree

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 864KB - Virtual size: 864KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 260KB - Virtual size: 259KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 38KB - Virtual size: 70KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 27KB - Virtual size: 26KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 40B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 36B

.tls
Size: 512B - Virtual size: 297B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

CPADinfo
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 148B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 266KB - Virtual size: 265KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4615f81ab46903db960f43fa7bde6c5b

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

dbghelp

kernel32

shell32

userenv

user32

winmm

ole32

Exports

Exports

Sections

.text Size: 864KB - Virtual size: 864KB

.rdata Size: 260KB - Virtual size: 259KB

.data Size: 38KB - Virtual size: 70KB

.pdata Size: 27KB - Virtual size: 26KB

.00cfg Size: 512B - Virtual size: 40B

.retplne Size: 512B - Virtual size: 36B

.tls Size: 512B - Virtual size: 297B

CPADinfo Size: 512B - Virtual size: 56B

_RDATA Size: 512B - Virtual size: 148B

.rsrc Size: 266KB - Virtual size: 265KB

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

.text
Size: 864KB - Virtual size: 864KB

.rdata
Size: 260KB - Virtual size: 259KB

.data
Size: 38KB - Virtual size: 70KB

.pdata
Size: 27KB - Virtual size: 26KB

.00cfg
Size: 512B - Virtual size: 40B

.retplne
Size: 512B - Virtual size: 36B

.tls
Size: 512B - Virtual size: 297B

CPADinfo
Size: 512B - Virtual size: 56B

_RDATA
Size: 512B - Virtual size: 148B

.rsrc
Size: 266KB - Virtual size: 265KB

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