2024-04-27_6cf17bd43b14787254a0e7a54ad57d86_ryuk

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General

Target

2024-04-27_6cf17bd43b14787254a0e7a54ad57d86_ryuk
Size

4.8MB
MD5

6cf17bd43b14787254a0e7a54ad57d86
SHA1

7397da0d5f1996ab2a960078bc02ea6e09b8d70c
SHA256

ac81eae14e6e427e1ea7dca39d80adf5af90e147b631a73e75056b5c04c3f46a
SHA512

0325df58a1422d1bda9bc3ec3f755a14f327415ed19b8752967dc8921205d8ce194681a5f2ce4b619ff2199d874e2951c1dddc632f35be59e7bc8ea7e58f9056
SSDEEP

49152:axtVIu6TRz7LdQrkcHWso1uRCimB9J6Rk1VTw2NL991/jRcomxiMQweMz7z5cJ3x:9z8lw9JK+VTR9t2omt/v5sDTfXp

Score

1^/10

Malware Config

Signatures

Files

2024-04-27_6cf17bd43b14787254a0e7a54ad57d86_ryuk
.exe windows:5 windows x64 arch:x64

6eb8dd3d45ad8de56e2db8d1f3ba39b0

Code Sign

79:04:d3:2e:74:fc:47:2b:66:c0:8a:38
Certificate

Issuer

CN=GlobalSign GCC R45 EV CodeSigning CA 2020,O=GlobalSign nv-sa,C=BE

Not Before

06/05/2022, 08:44

Not After

06/05/2024, 08:44

Subject

SERIALNUMBER=1027700229193,CN=YANDEX LLC,O=YANDEX LLC,STREET=Leo Tolstoy street\, 16,L=Moscow,ST=Moscow,C=RU,1.3.6.1.4.1.311.60.2.1.2=#13064d6f73636f77,1.3.6.1.4.1.311.60.2.1.3=#13025255,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

77:bd:0e:05:b7:59:0b:b6:1d:47:61:53:1e:3f:75:ed
Certificate

Issuer

CN=GlobalSign Code Signing Root R45,O=GlobalSign nv-sa,C=BE

Not Before

28/07/2020, 00:00

Not After

28/07/2030, 00:00

Subject

CN=GlobalSign GCC R45 EV CodeSigning CA 2020,O=GlobalSign nv-sa,C=BE

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

ae:4e:7f:0d:15:a3:0a:f7:b7:43:92:97:69:fa:01:8c:4e:cc:3b:9d:b8:1b:6e:a7:77:ff:c5:5c:d3:ab:1f:2c
Signer

Actual PE Digest

ae:4e:7f:0d:15:a3:0a:f7:b7:43:92:97:69:fa:01:8c:4e:cc:3b:9d:b8:1b:6e:a7:77:ff:c5:5c:d3:ab:1f:2c

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\BuildAgent\work\6a6d135591f2f49f\src\out\Default\setup.exe.pdb

Imports

advapi32

AddAce
AdjustTokenPrivileges
AllocateAndInitializeSid
BuildExplicitAccessWithNameW
BuildSecurityDescriptorW
BuildTrusteeWithSidW
ChangeServiceConfig2W
ChangeServiceConfigW
CloseServiceHandle
ControlService
ConvertSidToStringSidA
ConvertSidToStringSidW
ConvertStringSecurityDescriptorToSecurityDescriptorW
ConvertStringSidToSidW
CopySid
CreateProcessAsUserW
CreateServiceW
CreateWellKnownSid
CryptAcquireContextW
CryptCreateHash
CryptDestroyHash
CryptDestroyKey
CryptHashData
CryptReleaseContext
CryptVerifySignatureW
DeleteService
DuplicateTokenEx
EqualSid
FreeSid
GetAce
GetAclInformation
GetLengthSid
GetNamedSecurityInfoW
GetSecurityDescriptorControl
GetSecurityDescriptorDacl
GetSecurityDescriptorGroup
GetSecurityDescriptorOwner
GetSecurityDescriptorSacl
GetSidLengthRequired
GetSidSubAuthority
GetSidSubAuthorityCount
GetTokenInformation
GetTraceEnableFlags
GetTraceEnableLevel
GetTraceLoggerHandle
GetUserNameW
ImpersonateNamedPipeClient
InitializeAcl
InitializeSecurityDescriptor
InitializeSid
IsValidAcl
IsValidSecurityDescriptor
IsValidSid
IsWellKnownSid
LookupAccountNameW
LookupAccountSidW
LookupPrivilegeValueW
OpenProcessToken
OpenSCManagerW
OpenServiceW
QueryServiceConfigW
QueryServiceStatusEx
RegCloseKey
RegCreateKeyExW
RegDeleteKeyExW
RegDeleteValueW
RegEnumKeyExW
RegEnumValueA
RegEnumValueW
RegLoadKeyW
RegOpenKeyExW
RegQueryInfoKeyW
RegQueryValueExA
RegQueryValueExW
RegSetValueExW
RegUnLoadKeyW
RegisterServiceCtrlHandlerExW
RegisterTraceGuidsW
RevertToSelf
SetEntriesInAclW
SetNamedSecurityInfoW
SetSecurityDescriptorControl
SetSecurityDescriptorDacl
SetSecurityDescriptorOwner
SetSecurityInfo
SetServiceStatus
SetTokenInformation
StartServiceCtrlDispatcherW
StartServiceW
SystemFunction036
TraceEvent
UnregisterTraceGuids

dbghelp

SymCleanup
SymFromAddr
SymGetLineFromAddr64
SymGetSearchPathW
SymInitialize
SymSetOptions
SymSetSearchPathW

shell32

CommandLineToArgvW
ord190
ord155
ord680
SHAssocEnumHandlers
SHAssocEnumHandlersForProtocolByApplication
SHChangeNotify
SHCreateAssociationRegistration
SHCreateItemFromParsingName
SHGetFolderPathW
SHGetKnownFolderPath
SHGetSpecialFolderPathW
ShellExecuteExW
ShellExecuteW

user32

AllowSetForegroundWindow
CharUpperW
CreateWindowExW
DefWindowProcW
DestroyWindow
DispatchMessageW
EnumWindows
GetActiveWindow
GetMessageW
GetMonitorInfoW
GetSystemMetrics
GetWindow
GetWindowLongPtrW
GetWindowThreadProcessId
IsWindow
IsWindowVisible
LoadStringW
MessageBoxW
MonitorFromWindow
MoveWindow
PostMessageW
PostThreadMessageW
RegisterClassW
RegisterWindowMessageW
SendMessageW
SetWindowLongPtrW
SetWindowPos
TranslateMessage
UnregisterClassW

ws2_32

WSACloseEvent
WSACreateEvent
WSAEnumNetworkEvents
WSAEventSelect
WSAGetLastError
WSAGetOverlappedResult
WSAResetEvent
WSAStartup
accept
closesocket
getsockname
ioctlsocket
ntohl
recv
recvfrom
sendto
shutdown

kernel32

AcquireSRWLockExclusive
AddVectoredExceptionHandler
AssignProcessToJobObject
CloseHandle
CompareStringW
ConnectNamedPipe
CopyFileW
CreateDirectoryW
CreateEventW
CreateFileA
CreateFileMappingW
CreateFileW
CreateIoCompletionPort
CreateMutexW
CreateNamedPipeW
CreateProcessW
CreateSemaphoreW
CreateThread
CreateToolhelp32Snapshot
DecodePointer
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
DeviceIoControl
DisconnectNamedPipe
DosDateTimeToFileTime
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumResourceLanguagesW
EnumSystemLocalesW
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FileTimeToDosDateTime
FileTimeToLocalFileTime
FileTimeToSystemTime
FindClose
FindFirstFileExW
FindNextFileW
FindResourceExW
FindResourceW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FlushViewOfFile
FormatMessageA
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetComputerNameW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesExW
GetFileAttributesW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileSizeEx
GetFileTime
GetFileType
GetFinalPathNameByHandleW
GetFullPathNameW
GetGeoInfoW
GetLastError
GetLocalTime
GetLocaleInfoEx
GetLocaleInfoW
GetLogicalDriveStringsW
GetLogicalProcessorInformation
GetLongPathNameW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNamedPipeClientProcessId
GetNativeSystemInfo
GetOEMCP
GetPriorityClass
GetProcAddress
GetProcessHandleCount
GetProcessHeap
GetProcessId
GetProcessIoCounters
GetProcessTimes
GetProductInfo
GetQueuedCompletionStatus
GetShortPathNameW
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDefaultLCID
GetSystemDirectoryW
GetSystemInfo
GetSystemTime
GetSystemTimeAsFileTime
GetTempFileNameA
GetTempPathA
GetTempPathW
GetThreadContext
GetThreadId
GetThreadLocale
GetThreadPreferredUILanguages
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetUserDefaultLangID
GetUserGeoID
GetVersionExW
GetWindowsDirectoryW
GlobalMemoryStatusEx
HeapAlloc
HeapDestroy
HeapFree
HeapReAlloc
HeapSetInformation
HeapSize
InitOnceExecuteOnce
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeProcThreadAttributeList
InitializeSListHead
IsDebuggerPresent
IsProcessInJob
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
K32EnumProcessModules
K32GetModuleFileNameExW
K32GetModuleInformation
K32GetPerformanceInfo
K32GetProcessMemoryInfo
K32QueryWorkingSetEx
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LoadResource
LocalAlloc
LocalFileTimeToFileTime
LocalFree
LockFileEx
LockResource
MapViewOfFile
MoveFileExW
MoveFileW
MultiByteToWideChar
OpenEventW
OpenJobObjectW
OpenMutexW
OpenProcess
OpenThread
OutputDebugStringA
OutputDebugStringW
PeekNamedPipe
PostQueuedCompletionStatus
Process32FirstW
Process32NextW
QueryDosDeviceW
QueryFullProcessImageNameW
QueryInformationJobObject
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
QueryUnbiasedInterruptTime
QueueUserAPC
RaiseException
ReadConsoleW
ReadFile
ReadProcessMemory
RegisterWaitForSingleObject
ReleaseMutex
ReleaseSRWLockExclusive
ReleaseSemaphore
RemoveDirectoryW
RemoveVectoredExceptionHandler
ReplaceFileW
ResetEvent
ResumeThread
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetCurrentDirectoryW
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFileAttributesW
SetFileInformationByHandle
SetFilePointer
SetFilePointerEx
SetFileTime
SetHandleInformation
SetInformationJobObject
SetLastError
SetNamedPipeHandleState
SetProcessShutdownParameters
SetStdHandle
SetThreadPriority
SetUnhandledExceptionFilter
SizeofResource
Sleep
SleepConditionVariableSRW
SleepEx
SuspendThread
SystemTimeToFileTime
SystemTimeToTzSpecificLocalTime
TerminateProcess
Thread32First
Thread32Next
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TransactNamedPipe
TryAcquireSRWLockExclusive
TzSpecificLocalTimeToSystemTime
UnhandledExceptionFilter
UnlockFileEx
UnmapViewOfFile
UnregisterWait
UnregisterWaitEx
UpdateProcThreadAttribute
VerSetConditionMask
VerifyVersionInfoW
VirtualAlloc
VirtualAllocEx
VirtualFree
VirtualProtect
VirtualQuery
VirtualQueryEx
WTSGetActiveConsoleSessionId
WaitForMultipleObjects
WaitForSingleObject
WaitForSingleObjectEx
WaitNamedPipeW
WakeAllConditionVariable
WakeConditionVariable
WerRegisterRuntimeExceptionModule
WideCharToMultiByte
Wow64GetThreadContext
WriteConsoleW
WriteFile
WritePrivateProfileStringW
WriteProcessMemory
lstrcmpA
lstrcmpiW
lstrcpynW
lstrlenA
lstrlenW

ole32

CoAllowSetForegroundWindow
CoCreateGuid
CoCreateInstance
CoInitializeEx
CoRegisterInitializeSpy
CoRevokeInitializeSpy
CoSetProxyBlanket
CoTaskMemAlloc
CoTaskMemFree
CoUninitialize
PropVariantClear
StringFromCLSID
StringFromGUID2

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

wininet

HttpQueryInfoW
InternetCloseHandle
InternetOpenUrlW
InternetOpenW
InternetReadFile
InternetSetFilePointer
InternetSetOptionW
InternetSetStatusCallbackW

shlwapi

ord176
PathMatchSpecW
UrlEscapeW

propsys

InitPropVariantFromCLSID

ntdll

NtClose
NtDeleteKey
NtOpenKeyEx
NtQueryValueKey
RtlFormatCurrentUserKeyPath
RtlFreeUnicodeString
RtlInitUnicodeString

winmm

timeBeginPeriod
timeEndPeriod
timeGetTime

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

oleaut32

SysAllocString
SysAllocStringLen
SysFreeString
VariantClear
VariantCopy
VariantInit

wtsapi32

WTSQueryUserToken

crypt32

CertCloseStore
CryptDecodeObjectEx
CryptImportPublicKeyInfo
CryptMsgClose
CryptMsgGetAndVerifySigner
CryptQueryObject

wintrust

WTHelperGetProvCertFromChain
WTHelperGetProvSignerFromChain
WTHelperProvDataFromStateData
WinVerifyTrust

secur32

GetUserNameExW

winhttp

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

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 3.7MB - Virtual size: 3.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 721KB - Virtual size: 721KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 64KB - Virtual size: 120KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 100KB - Virtual size: 100KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 13KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 200B

.rodata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.tls
Size: 1024B - Virtual size: 593B

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

malloc_h
Size: 512B - Virtual size: 228B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 233KB - Virtual size: 233KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 17KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

6eb8dd3d45ad8de56e2db8d1f3ba39b0

Code Sign

79:04:d3:2e:74:fc:47:2b:66:c0:8a:38Certificate

Extended Key Usages

Key Usages

77:bd:0e:05:b7:59:0b:b6:1d:47:61:53:1e:3f:75:edCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

ae:4e:7f:0d:15:a3:0a:f7:b7:43:92:97:69:fa:01:8c:4e:cc:3b:9d:b8:1b:6e:a7:77:ff:c5:5c:d3:ab:1f:2cSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

dbghelp

shell32

user32

ws2_32

kernel32

ole32

version

wininet

shlwapi

propsys

ntdll

winmm

userenv

oleaut32

wtsapi32

crypt32

wintrust

secur32

winhttp

Exports

Exports

Sections

.text Size: 3.7MB - Virtual size: 3.7MB

.rdata Size: 721KB - Virtual size: 721KB

.data Size: 64KB - Virtual size: 120KB

.pdata Size: 100KB - Virtual size: 100KB

.gxfg Size: 13KB - Virtual size: 12KB

.retplne Size: 512B - Virtual size: 200B

.rodata Size: 2KB - Virtual size: 2KB

.tls Size: 1024B - Virtual size: 593B

CPADinfo Size: 512B - Virtual size: 56B

LZMADEC Size: 4KB - Virtual size: 4KB

_RDATA Size: 512B - Virtual size: 348B

malloc_h Size: 512B - Virtual size: 228B

.rsrc Size: 233KB - Virtual size: 233KB

.reloc Size: 17KB - Virtual size: 17KB

79:04:d3:2e:74:fc:47:2b:66:c0:8a:38
Certificate

77:bd:0e:05:b7:59:0b:b6:1d:47:61:53:1e:3f:75:ed
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

ae:4e:7f:0d:15:a3:0a:f7:b7:43:92:97:69:fa:01:8c:4e:cc:3b:9d:b8:1b:6e:a7:77:ff:c5:5c:d3:ab:1f:2c
Signer

.text
Size: 3.7MB - Virtual size: 3.7MB

.rdata
Size: 721KB - Virtual size: 721KB

.data
Size: 64KB - Virtual size: 120KB

.pdata
Size: 100KB - Virtual size: 100KB

.gxfg
Size: 13KB - Virtual size: 12KB

.retplne
Size: 512B - Virtual size: 200B

.rodata
Size: 2KB - Virtual size: 2KB

.tls
Size: 1024B - Virtual size: 593B

CPADinfo
Size: 512B - Virtual size: 56B

LZMADEC
Size: 4KB - Virtual size: 4KB

_RDATA
Size: 512B - Virtual size: 348B

malloc_h
Size: 512B - Virtual size: 228B

.rsrc
Size: 233KB - Virtual size: 233KB

.reloc
Size: 17KB - Virtual size: 17KB