2024-04-23_6a4b8be6fecfda04d61eeaae92fbc182_ryuk

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General

Target

2024-04-23_6a4b8be6fecfda04d61eeaae92fbc182_ryuk
Size

1.8MB
MD5

6a4b8be6fecfda04d61eeaae92fbc182
SHA1

2ca5551e992d674ec17a1690cc31c475b2aa2a32
SHA256

56ca6a09973c783d777286dd8a2145f6e0267223713a253fbdf12c51aa19476a
SHA512

e95c6c4ff587fcbc6d5aeb61355fb7596bbeacc22a42517d1c993bbd85410c902d1f1bf2a7cbc19f9bbf13a2151d03071f04ac1d36d6c9ad0420892e41d5a185
SSDEEP

24576:ZTM6h3+SzDAPgmuHK6UM9YSVWfUsqjnhMgeiCl7G0nehbGZpbD:ZTM6F9PAPxuHKK+SXDmg27RnWGj

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-23_6a4b8be6fecfda04d61eeaae92fbc182_ryuk

Files

2024-04-23_6a4b8be6fecfda04d61eeaae92fbc182_ryuk
.exe windows:5 windows x64 arch:x64

f1e62f854f659a95dbb53f2b11f4f003

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

chrome_pwa_launcher.exe.pdb

Imports

kernel32

AcquireSRWLockExclusive
AssignProcessToJobObject
CloseHandle
CompareStringW
CreateEventW
CreateFileW
CreateProcessW
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
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
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHeap
GetProcessId
GetProcessTimes
GetProductInfo
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadId
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersionExW
GetWindowsDirectoryW
HeapAlloc
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
VirtualProtect
VirtualQuery
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

shell32

CommandLineToArgvW
SHGetFolderPathW
SHGetKnownFolderPath

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

advapi32

CreateProcessAsUserW
EventRegister
EventUnregister
EventWrite
RegCloseKey
RegCreateKeyExW
RegOpenKeyExW
RegQueryValueExW
RegSetValueExW

user32

AllowSetForegroundWindow

winmm

timeGetTime

ole32

CoTaskMemFree

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 697KB - Virtual size: 696KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 225KB - Virtual size: 225KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 13KB - Virtual size: 33KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 22KB - Virtual size: 22KB

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: 24B

.tls
Size: 512B - Virtual size: 9B

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: 572KB - Virtual size: 576KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

f1e62f854f659a95dbb53f2b11f4f003

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

shell32

userenv

advapi32

user32

winmm

ole32

Exports

Exports

Sections

.text Size: 697KB - Virtual size: 696KB

.rdata Size: 225KB - Virtual size: 225KB

.data Size: 13KB - Virtual size: 33KB

.pdata Size: 22KB - Virtual size: 22KB

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

.retplne Size: 512B - Virtual size: 24B

.tls Size: 512B - Virtual size: 9B

_RDATA Size: 512B - Virtual size: 148B

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

.reloc Size: 572KB - Virtual size: 576KB

.text
Size: 697KB - Virtual size: 696KB

.rdata
Size: 225KB - Virtual size: 225KB

.data
Size: 13KB - Virtual size: 33KB

.pdata
Size: 22KB - Virtual size: 22KB

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

.retplne
Size: 512B - Virtual size: 24B

.tls
Size: 512B - Virtual size: 9B

_RDATA
Size: 512B - Virtual size: 148B

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

.reloc
Size: 572KB - Virtual size: 576KB