2024-01-28_45c7f8e67c915bdd6a7220b3ceeccb2b_ryuk

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General

Target

2024-01-28_45c7f8e67c915bdd6a7220b3ceeccb2b_ryuk
Size

5.2MB
MD5

45c7f8e67c915bdd6a7220b3ceeccb2b
SHA1

9f3f59c63dbf73038de7a9395e2d3dfb57965afc
SHA256

b59b52f6020a4ba4634c750ebb30fa8c90602718a57c2bfcf799f483c477bd08
SHA512

c01c601a12af9d276a776c84849d0d3fd4a2431c53b014c764f54df7541512d45d3528b6d5be562cfb750bf5ad1d485115c76fb860471215180ba2d00e0594ec
SSDEEP

98304:5ZYo77TZiO69zhMd4GGSalRphCuXtsD7wRGpj3:5ZwO69VMyTbXts3F9

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-01-28_45c7f8e67c915bdd6a7220b3ceeccb2b_ryuk

Files

2024-01-28_45c7f8e67c915bdd6a7220b3ceeccb2b_ryuk
.exe windows:5 windows x64 arch:x64

ac7acef4b912784dfe1371340dbebe19

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

setup.exe.pdb

Imports

advapi32

AdjustTokenPrivileges
BuildExplicitAccessWithNameW
BuildSecurityDescriptorW
BuildTrusteeWithSidW
ChangeServiceConfigW
CloseServiceHandle
ConvertSidToStringSidW
ConvertStringSecurityDescriptorToSecurityDescriptorW
ConvertStringSidToSidW
CreateProcessAsUserW
CreateServiceW
DeleteService
DuplicateTokenEx
EventRegister
EventSetInformation
EventUnregister
EventWrite
GetLengthSid
GetNamedSecurityInfoW
GetSecurityDescriptorControl
GetSecurityDescriptorDacl
GetSecurityDescriptorGroup
GetSecurityDescriptorOwner
GetSecurityDescriptorSacl
GetSidSubAuthority
GetSidSubAuthorityCount
GetTokenInformation
GetTraceEnableFlags
GetTraceEnableLevel
GetTraceLoggerHandle
GetUserNameW
ImpersonateNamedPipeClient
IsValidAcl
IsValidSecurityDescriptor
IsValidSid
LookupPrivilegeValueW
LsaAddAccountRights
LsaClose
LsaOpenPolicy
OpenProcessToken
OpenSCManagerW
OpenServiceW
OpenThreadToken
QueryServiceConfigW
RegCloseKey
RegCreateKeyExW
RegDeleteKeyExW
RegDeleteValueW
RegEnumKeyExW
RegEnumValueA
RegEnumValueW
RegLoadKeyW
RegOpenKeyExW
RegQueryInfoKeyW
RegQueryValueExA
RegQueryValueExW
RegSetValueExW
RegUnLoadKeyW
RegisterTraceGuidsW
RevertToSelf
SetEntriesInAclW
SetNamedSecurityInfoW
SetSecurityInfo
TraceEvent
UnregisterTraceGuids

dbghelp

SymCleanup
SymFromAddr
SymGetLineFromAddr64
SymGetSearchPathW
SymInitialize
SymSetOptions
SymSetSearchPathW

shell32

CommandLineToArgvW
ord190
ord155
ord680
SHChangeNotify
SHGetFolderPathW
SHGetKnownFolderPath
SHQueryUserNotificationState
ShellExecuteExW
ShellExecuteW

user32

AllowSetForegroundWindow
CallNextHookEx
CharUpperW
CreateWindowExW
DefWindowProcW
DestroyWindow
DispatchMessageW
EqualRect
GetActiveWindow
GetForegroundWindow
GetMessageW
GetMonitorInfoW
GetSystemMetrics
GetWindowLongPtrW
GetWindowLongW
GetWindowRect
GetWindowThreadProcessId
IntersectRect
LoadIconW
MessageBoxW
MonitorFromRect
MonitorFromWindow
MoveWindow
PostMessageW
RegisterClassW
SendMessageW
SetForegroundWindow
SetWindowLongPtrW
SetWindowsHookExW
TranslateMessage
UnhookWindowsHookEx
UnregisterClassW

wininet

HttpOpenRequestW
HttpQueryInfoW
HttpSendRequestW
InternetCloseHandle
InternetConnectW
InternetCrackUrlW
InternetOpenW
InternetQueryOptionW
InternetSetOptionW

winmm

timeGetTime

ws2_32

ntohl

kernel32

AcquireSRWLockExclusive
AddVectoredExceptionHandler
AssignProcessToJobObject
AttachConsole
CloseHandle
CompareStringW
ConnectNamedPipe
CopyFileW
CreateDirectoryW
CreateEventW
CreateFileA
CreateFileMappingW
CreateFileW
CreateIoCompletionPort
CreateMutexW
CreateNamedPipeW
CreateProcessW
CreateSemaphoreW
CreateThread
CreateToolhelp32Snapshot
DecodePointer
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
DisconnectNamedPipe
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FileTimeToSystemTime
FindClose
FindFirstFileExW
FindNextFileW
FindResourceW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FlushViewOfFile
FormatMessageA
FreeConsole
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleDisplayMode
GetConsoleMode
GetConsoleOutputCP
GetCurrencyFormatEx
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatEx
GetDateFormatW
GetDriveTypeW
GetDynamicTimeZoneInformation
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesExW
GetFileAttributesW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileSizeEx
GetFileTime
GetFileType
GetFullPathNameW
GetGeoInfoW
GetLastError
GetLocalTime
GetLocaleInfoEx
GetLocaleInfoW
GetLongPathNameW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetNumberFormatEx
GetOEMCP
GetPriorityClass
GetProcAddress
GetProcessHandleCount
GetProcessHeap
GetProcessId
GetProcessIoCounters
GetProcessMitigationPolicy
GetProcessTimes
GetProductInfo
GetQueuedCompletionStatus
GetShortPathNameW
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDefaultLCID
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadContext
GetThreadId
GetThreadLocale
GetThreadPreferredUILanguages
GetThreadPriority
GetTickCount
GetTimeFormatEx
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetUserDefaultLangID
GetUserGeoID
GetVersionExW
GetWindowsDirectoryW
HeapAlloc
HeapDestroy
HeapFree
HeapReAlloc
HeapSetInformation
HeapSize
InitOnceExecuteOnce
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeProcThreadAttributeList
InitializeSListHead
InterlockedPushEntrySList
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
K32GetPerformanceInfo
K32GetProcessMemoryInfo
K32QueryWorkingSetEx
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LoadResource
LocalAlloc
LocalFree
LockFileEx
LockResource
MapViewOfFile
MoveFileExW
MoveFileW
MultiByteToWideChar
OpenMutexW
OpenProcess
OutputDebugStringA
OutputDebugStringW
PeekNamedPipe
PostQueuedCompletionStatus
Process32FirstW
Process32NextW
QueryFullProcessImageNameW
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
QueueUserAPC
RaiseException
ReadConsoleW
ReadFile
ReadProcessMemory
RegisterWaitForSingleObject
ReleaseMutex
ReleaseSRWLockExclusive
ReleaseSemaphore
RemoveDirectoryW
ReplaceFileW
ResetEvent
ResolveLocaleName
ResumeThread
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetCurrentDirectoryW
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFileAttributesW
SetFileInformationByHandle
SetFilePointerEx
SetFileTime
SetHandleInformation
SetLastError
SetNamedPipeHandleState
SetPriorityClass
SetProcessShutdownParameters
SetStdHandle
SetThreadPriority
SetUnhandledExceptionFilter
SizeofResource
Sleep
SleepConditionVariableSRW
SleepEx
SuspendThread
SystemTimeToTzSpecificLocalTime
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TransactNamedPipe
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UnlockFileEx
UnmapViewOfFile
UnregisterWaitEx
UpdateProcThreadAttribute
VerSetConditionMask
VerifyVersionInfoW
VirtualAlloc
VirtualAllocEx
VirtualFree
VirtualProtect
VirtualQuery
VirtualQueryEx
WTSGetActiveConsoleSessionId
WaitForMultipleObjects
WaitForSingleObject
WaitNamedPipeW
WakeAllConditionVariable
WakeConditionVariable
WerRegisterRuntimeExceptionModule
WideCharToMultiByte
Wow64GetThreadContext
WriteConsoleW
WriteFile
WriteProcessMemory
lstrlenA

winhttp

WinHttpAddRequestHeaders
WinHttpCloseHandle
WinHttpConnect
WinHttpCrackUrl
WinHttpOpen
WinHttpOpenRequest
WinHttpQueryHeaders
WinHttpReadData
WinHttpReceiveResponse
WinHttpSendRequest
WinHttpSetTimeouts
WinHttpWriteData

wtsapi32

WTSFreeMemory
WTSQuerySessionInformationW
WTSQueryUserToken

ole32

CoAllowSetForegroundWindow
CoCreateInstance
CoInitializeEx
CoRegisterInitializeSpy
CoRevokeInitializeSpy
CoTaskMemAlloc
CoTaskMemFree
CoUninitialize
PropVariantClear

api-ms-win-core-winrt-l1-1-0

RoGetActivationFactory
RoInitialize
RoUninitialize

propsys

InitPropVariantFromCLSID

shlwapi

ord437
PathMatchSpecW
UrlCanonicalizeW

ntdll

NtDeleteKey

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

urlmon

CreateURLMonikerEx

oleaut32

SysAllocString
SysAllocStringLen
SysFreeString
SysStringLen
VariantClear
VariantInit

api-ms-win-core-winrt-string-l1-1-0

WindowsCreateString
WindowsDeleteString

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 3.4MB - Virtual size: 3.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 762KB - Virtual size: 761KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 87KB - Virtual size: 146KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 113KB - Virtual size: 113KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 48B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 172B

.tls
Size: 512B - Virtual size: 497B

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

LZMADEC
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 309KB - Virtual size: 309KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 592KB - Virtual size: 596KB

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

ac7acef4b912784dfe1371340dbebe19

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

dbghelp

shell32

user32

wininet

winmm

ws2_32

kernel32

winhttp

wtsapi32

ole32

api-ms-win-core-winrt-l1-1-0

propsys

shlwapi

ntdll

userenv

version

urlmon

oleaut32

api-ms-win-core-winrt-string-l1-1-0

Exports

Exports

Sections

.text Size: 3.4MB - Virtual size: 3.4MB

.rdata Size: 762KB - Virtual size: 761KB

.data Size: 87KB - Virtual size: 146KB

.pdata Size: 113KB - Virtual size: 113KB

.00cfg Size: 512B - Virtual size: 48B

.gxfg Size: 12KB - Virtual size: 12KB

.retplne Size: 512B - Virtual size: 172B

.tls Size: 512B - Virtual size: 497B

CPADinfo Size: 512B - Virtual size: 56B

LZMADEC Size: 4KB - Virtual size: 4KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 309KB - Virtual size: 309KB

.reloc Size: 592KB - Virtual size: 596KB

.text
Size: 3.4MB - Virtual size: 3.4MB

.rdata
Size: 762KB - Virtual size: 761KB

.data
Size: 87KB - Virtual size: 146KB

.pdata
Size: 113KB - Virtual size: 113KB

.00cfg
Size: 512B - Virtual size: 48B

.gxfg
Size: 12KB - Virtual size: 12KB

.retplne
Size: 512B - Virtual size: 172B

.tls
Size: 512B - Virtual size: 497B

CPADinfo
Size: 512B - Virtual size: 56B

LZMADEC
Size: 4KB - Virtual size: 4KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 309KB - Virtual size: 309KB

.reloc
Size: 592KB - Virtual size: 596KB