2024-09-13_bf7804d6c6be5cd3f21abbea56296597_ryuk

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General

Target

2024-09-13_bf7804d6c6be5cd3f21abbea56296597_ryuk
Size

577KB
MD5

bf7804d6c6be5cd3f21abbea56296597
SHA1

6d0e87cfe42184fea0138a7e9790d58925bafd9f
SHA256

76656edd3199693138e43cddbafe950845d00286ee4c4aa975e2eb884141510f
SHA512

eb67033b2908ffb5261431fae9fa142239869e9a2951aa8d36af5dee150752888cf485f8d966d917a68bbcf4f0da27b7a56fc2d13d2ed49ae1fa86180c16a7c3
SSDEEP

6144:kn2yi4uy3wpb5MyzHPea26rafnxa5igm/RXTG01muPUexRoh4xwigLtjWTQat+1N:knR7uy3y5TvA6G5PL/HoLxlat+OOst

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-09-13_bf7804d6c6be5cd3f21abbea56296597_ryuk

Files

2024-09-13_bf7804d6c6be5cd3f21abbea56296597_ryuk
.exe windows:6 windows x64 arch:x64

ddd3eaa99a5d7be53f641f06582d7038

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

D:\Perforce\1666\depot\stg\install\install\utils\WULaunchApp_CN\x64\Release\WULaunchApp_CN.pdb

Imports

kernel32

GetProcAddress
GetModuleHandleW
GetCurrentProcess
TerminateProcess
GetWindowsDirectoryW
CreateFileW
WideCharToMultiByte
GetPrivateProfileStringW
GetPrivateProfileSectionW
GetSystemInfo
SetEndOfFile
HeapSize
ReadConsoleW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindFirstFileExW
GetProcessHeap
SetFilePointerEx
ReadFile
GetConsoleMode
GetConsoleCP
FlushFileBuffers
SetStdHandle
GetModuleFileNameW
GetExitCodeProcess
WaitForSingleObject
CreateProcessW
FindClose
FindNextFileW
FindFirstFileW
CloseHandle
GetSystemDirectoryW
GetCurrentProcessId
CreateMutexW
OpenMutexW
GetCommandLineW
VerifyVersionInfoW
VerSetConditionMask
LocalFree
LocalAlloc
lstrlenW
GetLastError
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
WriteFile
GetStdHandle
GetModuleHandleExW
ExitProcess
HeapFree
HeapReAlloc
HeapAlloc
GetFileType
WriteConsoleW
GetFileAttributesExW
LoadLibraryExW
FreeLibrary
RtlUnwindEx
RaiseException
RtlPcToFileHeader
InitializeSListHead
GetCurrentThreadId
QueryPerformanceCounter
GetStartupInfoW
IsDebuggerPresent
WaitForSingleObjectEx
ResetEvent
SetEvent
IsProcessorFeaturePresent
MultiByteToWideChar
GetStringTypeW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
LCMapStringW
GetLocaleInfoW
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter

user32

LoadStringW
wsprintfW
LoadIconW
LoadCursorW
RegisterClassExW
DialogBoxParamW
DestroyWindow
DefWindowProcW
BeginPaint
EndPaint
PostQuitMessage
EndDialog

advapi32

ConvertStringSecurityDescriptorToSecurityDescriptorW
RegQueryInfoKeyW
RegDeleteKeyExW
RegEnumKeyExW
RegDeleteKeyW
RegSetValueExW
RegQueryValueExW
RegCloseKey
FreeSid
SetSecurityDescriptorDacl
InitializeSecurityDescriptor
SetEntriesInAclW
AllocateAndInitializeSid
RegOpenKeyExW
RegCreateKeyExW
RegDeleteValueW

shell32

SHGetMalloc
SHGetPathFromIDListW
SHGetFolderLocation
SHGetSpecialFolderPathW

ole32

CoCreateInstance

shlwapi

PathFileExistsW
PathIsDirectoryW

msi

ord32
ord171
ord8
ord92
ord159
ord160
ord118
ord48

setupapi

SetupDiDestroyDeviceInfoList
SetupDiRemoveDevice
SetupDiGetDeviceRegistryPropertyW
SetupUninstallOEMInfW
SetupDiGetDevicePropertyW
SetupDiGetClassDevsW
SetupDiEnumDeviceInfo

rpcrt4

UuidCreate
UuidToStringW

Sections

.text
Size: 283KB - Virtual size: 282KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 126KB - Virtual size: 125KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 1024B - Virtual size: 872B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 131KB - Virtual size: 131KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_CODE
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

ddd3eaa99a5d7be53f641f06582d7038

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

shell32

ole32

shlwapi

msi

setupapi

rpcrt4

Sections

.text Size: 283KB - Virtual size: 282KB

.rdata Size: 126KB - Virtual size: 125KB

.data Size: 5KB - Virtual size: 12KB

.pdata Size: 13KB - Virtual size: 13KB

.gfids Size: 1024B - Virtual size: 872B

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

.rsrc Size: 131KB - Virtual size: 131KB

.reloc Size: 4KB - Virtual size: 3KB

.text
Size: 283KB - Virtual size: 282KB

.rdata
Size: 126KB - Virtual size: 125KB

.data
Size: 5KB - Virtual size: 12KB

.pdata
Size: 13KB - Virtual size: 13KB

.gfids
Size: 1024B - Virtual size: 872B

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

.rsrc
Size: 131KB - Virtual size: 131KB

.reloc
Size: 4KB - Virtual size: 3KB