2024-03-27_aba350594336881a0a45366e03d978e8_ryuk

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General

Target

2024-03-27_aba350594336881a0a45366e03d978e8_ryuk
Size

1.8MB
MD5

aba350594336881a0a45366e03d978e8
SHA1

00cf0be2905cf8e0154c4c92f2f50fd5d49336f8
SHA256

db046d276fa2b2261f2aafb85988a6afeec97053f1be6ce772a83ab464ba690b
SHA512

1e0956fa233ad85d0a74b3298ca1180a716c377910954a2c4c7c62aa5ab2d796069523154ba14e56823c087f2119ce15513aa8e663c5dbfab20fc370e0c38e00
SSDEEP

24576:OZ0ecwFKE/BMxYdf4pVjbXm2kkJMAwARrbTW2e7RcLpbk/ISv85DkVw6Ny+5txTv:OswB/BkYdf4pV/X7wn

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-03-27_aba350594336881a0a45366e03d978e8_ryuk

Files

2024-03-27_aba350594336881a0a45366e03d978e8_ryuk
.exe windows:6 windows x64 arch:x64

e475a8cf130a61b34c835b7d1a214277

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

PDB Paths

C:\Users\sungeun\svn\free_formed_data\trunk\windows\ffdp\x64\Debug\ffdpcmd.pdb

Imports

kernel32

lstrlenW
LoadLibraryW
MultiByteToWideChar
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
SetEvent
CreateEventW
Sleep
TerminateThread
ResumeThread
TlsAlloc
TlsGetValue
TlsSetValue
CreateDirectoryW
FindClose
FindFirstFileW
FindNextFileW
GetFullPathNameW
GetTempPathW
GetExitCodeProcess
lstrcmpiW
GetWindowsDirectoryW
GetModuleHandleW
CreateMailslotW
WideCharToMultiByte
DeleteFileW
GetFileAttributesW
GetFileInformationByHandle
GetFileSize
SetFileAttributesW
GetCurrentProcess
GetCurrentThread
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
lstrcpyW
lstrcatW
CopyFileW
MoveFileExW
GetLogicalDriveStringsW
TlsFree
CreateSemaphoreW
GetProcAddress
FreeLibrary
GetVersionExW
GetExitCodeThread
CreateThread
OpenEventW
ReleaseSemaphore
DeviceIoControl
QueryDosDeviceW
GetDriveTypeW
CreateFileW
FormatMessageW
LocalFree
GetModuleFileNameW
OpenProcess
TerminateProcess
GetProcessHeap
HeapFree
HeapAlloc
GetCurrentThreadId
GetCurrentProcessId
CreateMutexW
WaitForSingleObject
ReleaseMutex
GetFileAttributesExW
GetDiskFreeSpaceW
GetSystemInfo
GetLastError
VirtualFree
VirtualAlloc
SetLastError
CloseHandle
WriteFile
ReadFile
GetSystemDirectoryW
SetEndOfFile
SetFilePointerEx
GetConsoleCP
FlushFileBuffers
SetStdHandle
SetEnvironmentVariableW
SetEnvironmentVariableA
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
IsValidCodePage
FindNextFileA
FindFirstFileExW
FindFirstFileExA
HeapQueryInformation
HeapReAlloc
GetStringTypeW
ReadConsoleInputA
PeekConsoleInputA
GetNumberOfConsoleInputEvents
GetTimeZoneInformation
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsProcessorFeaturePresent
IsDebuggerPresent
RaiseException
GetStartupInfoW
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead
VirtualQuery
InitializeCriticalSectionAndSpinCount
GetTickCount
RtlPcToFileHeader
RtlUnwindEx
InterlockedPushEntrySList
InterlockedFlushSList
LoadLibraryExW
EncodePointer
GetStdHandle
GetFileType
GetModuleFileNameA
GetModuleHandleExW
WriteConsoleW
GetConsoleMode
ReadConsoleInputW
SetConsoleMode
HeapSize
HeapValidate
ExitProcess
GetCommandLineA
GetCommandLineW
GetACP
OutputDebugStringA
OutputDebugStringW
WaitForSingleObjectEx
SetConsoleCtrlHandler
GetDateFormatW
ReadConsoleW

advapi32

QueryServiceConfigW
ReportEventW
RegisterEventSourceW
DeregisterEventSource
GetSecurityDescriptorLength
StartServiceW
QueryServiceStatus
OpenServiceW
OpenSCManagerW
DeleteService
CreateServiceW
ControlService
CloseServiceHandle
InitiateSystemShutdownW
LookupPrivilegeNameW
LookupPrivilegeValueW
FreeSid
EqualSid
AdjustTokenPrivileges
OpenThreadToken
RegOpenKeyW
RegEnumKeyExW
LsaNtStatusToWinError
RegSetValueExW
RegQueryValueExW
RegOpenKeyExW
RegEnumValueW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegCloseKey
LookupAccountSidW
GetTokenInformation
OpenProcessToken

shell32

SHFileOperationW

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

setupapi

SetupDiGetActualSectionToInstallW
SetupDiSetClassInstallParamsW
SetupDiGetDeviceInstallParamsW
SetupDiSetDeviceRegistryPropertyW
SetupDiGetDeviceRegistryPropertyW
SetupDiCallClassInstaller
SetupDiGetINFClassW
SetupDiGetClassDevsW
SetupDiDestroyDeviceInfoList
SetupDiEnumDeviceInfo
SetupDiGetDeviceInstanceIdW
SetupDiCreateDeviceInfoW
SetupDiCreateDeviceInfoList
SetupIterateCabinetW
SetupGetSourceInfoW
SetupGetSourceFileLocationW
SetupGetIntField
SetupGetStringFieldW
SetupFindNextLine
SetupFindFirstLineW
SetupCloseInfFile
SetupOpenInfFileW

Sections

.text
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 359KB - Virtual size: 358KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 71KB - Virtual size: 81KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 60KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 283B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e475a8cf130a61b34c835b7d1a214277

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

shell32

version

setupapi

Sections

.text Size: 1.3MB - Virtual size: 1.3MB

.rdata Size: 359KB - Virtual size: 358KB

.data Size: 71KB - Virtual size: 81KB

.pdata Size: 60KB - Virtual size: 60KB

.idata Size: 10KB - Virtual size: 9KB

.gfids Size: 1KB - Virtual size: 1KB

.00cfg Size: 512B - Virtual size: 283B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 10KB - Virtual size: 9KB

.text
Size: 1.3MB - Virtual size: 1.3MB

.rdata
Size: 359KB - Virtual size: 358KB

.data
Size: 71KB - Virtual size: 81KB

.pdata
Size: 60KB - Virtual size: 60KB

.idata
Size: 10KB - Virtual size: 9KB

.gfids
Size: 1KB - Virtual size: 1KB

.00cfg
Size: 512B - Virtual size: 283B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 10KB - Virtual size: 9KB