2024-05-23_54a77da805e621464bcea5157e3e598b_ryuk

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General

Target

2024-05-23_54a77da805e621464bcea5157e3e598b_ryuk
Size

1.0MB
MD5

54a77da805e621464bcea5157e3e598b
SHA1

69f5c04a466756b69bff51a713e01cbed675307c
SHA256

6e1c9797783ae9897656bd30a34214114fddf783be9d425a1ad9d39042eb5085
SHA512

cb9307d21d2f16eec9e00759429766c6ec62b554301c73a235ef2c13f5ec379abb7e983a0704ee9c78a434eb27e42e29c16fe97c7509e4813f236619c731af5a
SSDEEP

24576:RMA7qV/ccqNgPgSsqjnhMgeiCl7G0nehbGZpbD:RMA4pqNodDmg27RnWGj

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-23_54a77da805e621464bcea5157e3e598b_ryuk

Files

2024-05-23_54a77da805e621464bcea5157e3e598b_ryuk
.exe windows:6 windows x64 arch:x64

6f5c0db94888579840ca838fd2a3500d

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

D:\Workspace\sgorenbo\9.5_COMMON\SW\Src\Apps\PAVP2\PAVP30\IntelCpHeciSvc\x64\Release\IntelCpHeciSvc.pdb

Imports

setupapi

SetupDiGetClassDevsW
SetupDiGetDeviceInterfaceDetailW
SetupDiEnumDeviceInterfaces
SetupDiDestroyDeviceInfoList

kernel32

ReadFile
WriteFile
GetOverlappedResult
DeviceIoControl
GetCommandLineW
DecodePointer
HeapAlloc
HeapFree
GetProcessHeap
GetCurrentProcess
GetCurrentThread
LocalFree
WriteConsoleW
ReadConsoleW
CreateFileW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
GetOEMCP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
Sleep
MultiByteToWideChar
lstrcmpiW
FindResourceW
SizeofResource
LoadResource
LoadLibraryExW
GetProcAddress
GetModuleHandleW
GetModuleFileNameW
FreeLibrary
OpenProcess
ResumeThread
CreateThread
CreateEventW
WaitForMultipleObjectsEx
WaitForSingleObject
SetEvent
InitializeCriticalSectionEx
GetLastError
RaiseException
SetEndOfFile
CloseHandle
GetCurrentThreadId
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
QueryPerformanceFrequency
QueryPerformanceCounter
ExpandEnvironmentStringsW
ExitThread
FreeLibraryAndExitThread
SetStdHandle
HeapSize
EnumSystemLocalesW
GetUserDefaultLCID
RtlUnwindEx
IsValidLocale
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
GetFileType
GetACP
GetStdHandle
ExitProcess
HeapReAlloc
RtlPcToFileHeader
OutputDebugStringW
InitializeSListHead
GetCurrentProcessId
GetStartupInfoW
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
WaitForSingleObjectEx
ResetEvent
GetCPInfo
GetLocaleInfoW
LCMapStringW
WideCharToMultiByte
GetStringTypeW
EncodePointer
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetModuleHandleExW

user32

RegisterDeviceNotificationW
UnregisterDeviceNotification
LoadStringW
RegisterWindowMessageW
GetMessageA
GetMessageW
TranslateMessage
DispatchMessageA
DispatchMessageW
PeekMessageW
PostThreadMessageW
CharUpperW
MsgWaitForMultipleObjectsEx
IsWindowUnicode
MessageBoxW
CharNextW

advapi32

RegQueryValueExW
ConvertStringSecurityDescriptorToSecurityDescriptorW
StartServiceCtrlDispatcherW
SetServiceStatus
RegisterServiceCtrlHandlerExW
QueryServiceConfigW
OpenServiceW
OpenSCManagerW
DeleteService
CreateServiceW
ControlService
CloseServiceHandle
ChangeServiceConfigW
RegSetValueExA
RegQueryValueExA
RegOpenKeyW
SetSecurityDescriptorOwner
SetSecurityDescriptorGroup
MakeAbsoluteSD
IsValidSid
InitializeSecurityDescriptor
GetTokenInformation
GetSecurityDescriptorLength
GetLengthSid
CopySid
OpenThreadToken
OpenProcessToken
RegSetValueExW
RegQueryInfoKeyW
RegOpenKeyExW
RegEnumKeyExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegCloseKey

ole32

CoTaskMemAlloc
CoTaskMemRealloc
CoTaskMemFree
CoInitializeEx
CoRegisterClassObject
CoRevokeClassObject
CoResumeClassObjects
CoAddRefServerProcess
CoReleaseServerProcess
CoMarshalInterThreadInterfaceInStream
CoGetInterfaceAndReleaseStream
CoInitializeSecurity
CoCreateInstance
StringFromGUID2
CoInitialize
CoUninitialize

oleaut32

UnRegisterTypeLi
RegisterTypeLi
SysAllocString
VariantClear
VariantInit
SafeArrayGetVartype
SafeArrayCopy
SafeArrayUnlock
SafeArrayLock
SafeArrayGetLBound
SafeArrayGetUBound
SafeArrayRedim
SafeArrayDestroy
SafeArrayCreate
LoadRegTypeLi
LoadTypeLi
VarUI4FromStr
SysStringLen
SysFreeString

Sections

.text
Size: 287KB - Virtual size: 287KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 142KB - Virtual size: 141KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 16KB - Virtual size: 15KB

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: 4KB - Virtual size: 3KB

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

6f5c0db94888579840ca838fd2a3500d

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

setupapi

kernel32

user32

advapi32

ole32

oleaut32

Sections

.text Size: 287KB - Virtual size: 287KB

.rdata Size: 142KB - Virtual size: 141KB

.data Size: 8KB - Virtual size: 15KB

.pdata Size: 16KB - Virtual size: 15KB

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

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

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

.text
Size: 287KB - Virtual size: 287KB

.rdata
Size: 142KB - Virtual size: 141KB

.data
Size: 8KB - Virtual size: 15KB

.pdata
Size: 16KB - Virtual size: 15KB

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

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

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