2024-01-24_7558edab35be6924f48836863f4a982f_ryuk

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General

Target

2024-01-24_7558edab35be6924f48836863f4a982f_ryuk
Size

2.0MB
MD5

7558edab35be6924f48836863f4a982f
SHA1

5b873f92366abbcd6a277c2d29cad6b51785b0e5
SHA256

0756a0f893197816db0496bc11f5ae83788c05904391d81fbf6eadf9d391197a
SHA512

319dba4d71bda6e07774621fa897597dbd239aa43fa3c7c5488b1f6f525b978cb8df48496b31e45beed74f619b4937cde9204aa57508c2ae0f21722407c0e93c
SSDEEP

24576:bppYFb63aHHhXbEei1D8WAeee35QZfCL8w+UNl/rtc8/:bpCsKHBXbEei1D8WAeeeCZfCL8QTtc8

Score

1^/10

Malware Config

Signatures

Files

2024-01-24_7558edab35be6924f48836863f4a982f_ryuk
.exe windows:5 windows x64 arch:x64

e94bb8cbe06f38f51f6b480330612875

Code Sign

0e:33:12:30:52:5a:25:a7:f8:10:e5:34:88:b0:aa:40
Certificate

Issuer

CN=DigiCert Assured ID Code Signing CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

25/11/2020, 00:00

Not After

22/02/2024, 23:59

Subject

CN=Tencent Technology(Shenzhen) Company Limited,O=Tencent Technology(Shenzhen) Company Limited,L=Shenzhen,ST=Guangdong Province,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bd
Certificate

Issuer

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

Not Before

11/02/2011, 12:00

Not After

10/02/2026, 12:00

Subject

CN=DigiCert Assured ID Code Signing CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

Issuer

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

Not Before

22/10/2013, 12:00

Not After

22/10/2028, 12:00

Subject

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:a7:f6:86:bc:40:35:4a:70:f2:c2:97:c1:31:5e:f6
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

25/11/2020, 00:00

Not After

22/02/2024, 23:59

Subject

CN=Tencent Technology(Shenzhen) Company Limited,O=Tencent Technology(Shenzhen) Company Limited,L=Shenzhen,ST=Guangdong Province,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

75:c3:01:10:3f:e9:34:40:f2:6d:5e:06:76:21:e7:e9:d6:5d:34:4a:6c:15:da:e6:79:b8:a8:45:f1:24:76:a0
Signer

Actual PE Digest

75:c3:01:10:3f:e9:34:40:f2:6d:5e:06:76:21:e7:e9:d6:5d:34:4a:6c:15:da:e6:79:b8:a8:45:f1:24:76:a0

Digest Algorithm

sha256

PE Digest Matches

true

3f:87:5a:63:ec:e4:bf:57:d6:76:e7:c0:b5:ae:0b:9e:60:fa:95:0d
Signer

Actual PE Digest

3f:87:5a:63:ec:e4:bf:57:d6:76:e7:c0:b5:ae:0b:9e:60:fa:95:0d

Digest Algorithm

sha1

PE Digest Matches

false

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

Imports

advapi32

EventRegister
EventUnregister
EventWrite
RegCloseKey
RegOpenKeyExW
RegQueryValueExW
SystemFunction036

dbghelp

SymCleanup
SymFromAddr
SymGetLineFromAddr64
SymGetSearchPathW
SymInitialize
SymSetOptions
SymSetSearchPathW

winmm

timeGetTime

kernel32

AcquireSRWLockExclusive
CloseHandle
CompareStringW
CreateEventW
CreateFileW
CreateThread
DeleteCriticalSection
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageA
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetEnvironmentStringsW
GetFileSizeEx
GetFileType
GetLastError
GetLocalTime
GetLocaleInfoW
GetLogicalProcessorInformation
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHeap
GetProductInfo
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemInfo
GetSystemTimeAsFileTime
GetThreadId
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersionExW
InitOnceExecuteOnce
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LocalAlloc
LocalFree
MultiByteToWideChar
OutputDebugStringA
ProcessIdToSessionId
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
ResetEvent
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetCurrentDirectoryW
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetLastError
SetStdHandle
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
VerSetConditionMask
VerifyVersionInfoW
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WTSGetActiveConsoleSessionId
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

shell32

CommandLineToArgvW

user32

EnumDisplayDevicesW
GetDC
GetSystemMetrics
ReleaseDC

gdi32

GetDeviceCaps

d3d11

D3D11CreateDevice

dxgi

CreateDXGIFactory1

oleaut32

SysAllocString
SysFreeString
VariantClear

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 228KB - Virtual size: 227KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 38KB - Virtual size: 71KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 34KB - Virtual size: 33KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 40B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 132B

.rodata
Size: 512B - Virtual size: 96B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 305B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.voltbl
Size: 512B - Virtual size: 70B

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

malloc_h
Size: 512B - Virtual size: 326B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.reloc
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e94bb8cbe06f38f51f6b480330612875

Code Sign

0e:33:12:30:52:5a:25:a7:f8:10:e5:34:88:b0:aa:40Certificate

Extended Key Usages

Key Usages

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bdCertificate

Extended Key Usages

Key Usages

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

0e:a7:f6:86:bc:40:35:4a:70:f2:c2:97:c1:31:5e:f6Certificate

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

75:c3:01:10:3f:e9:34:40:f2:6d:5e:06:76:21:e7:e9:d6:5d:34:4a:6c:15:da:e6:79:b8:a8:45:f1:24:76:a0Signer

3f:87:5a:63:ec:e4:bf:57:d6:76:e7:c0:b5:ae:0b:9e:60:fa:95:0dSigner

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

dbghelp

winmm

kernel32

shell32

user32

gdi32

d3d11

dxgi

oleaut32

Exports

Exports

Sections

.text Size: 1.6MB - Virtual size: 1.6MB

.rdata Size: 228KB - Virtual size: 227KB

.data Size: 38KB - Virtual size: 71KB

.pdata Size: 34KB - Virtual size: 33KB

.00cfg Size: 512B - Virtual size: 40B

.gxfg Size: 11KB - Virtual size: 10KB

.retplne Size: 512B - Virtual size: 132B

.rodata Size: 512B - Virtual size: 96B

.tls Size: 512B - Virtual size: 305B

.voltbl Size: 512B - Virtual size: 70B

_RDATA Size: 512B - Virtual size: 244B

malloc_h Size: 512B - Virtual size: 326B

.reloc Size: 5KB - Virtual size: 5KB

0e:33:12:30:52:5a:25:a7:f8:10:e5:34:88:b0:aa:40
Certificate

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bd
Certificate

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

0e:a7:f6:86:bc:40:35:4a:70:f2:c2:97:c1:31:5e:f6
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

75:c3:01:10:3f:e9:34:40:f2:6d:5e:06:76:21:e7:e9:d6:5d:34:4a:6c:15:da:e6:79:b8:a8:45:f1:24:76:a0
Signer

3f:87:5a:63:ec:e4:bf:57:d6:76:e7:c0:b5:ae:0b:9e:60:fa:95:0d
Signer

.text
Size: 1.6MB - Virtual size: 1.6MB

.rdata
Size: 228KB - Virtual size: 227KB

.data
Size: 38KB - Virtual size: 71KB

.pdata
Size: 34KB - Virtual size: 33KB

.00cfg
Size: 512B - Virtual size: 40B

.gxfg
Size: 11KB - Virtual size: 10KB

.retplne
Size: 512B - Virtual size: 132B

.rodata
Size: 512B - Virtual size: 96B

.tls
Size: 512B - Virtual size: 305B

.voltbl
Size: 512B - Virtual size: 70B

_RDATA
Size: 512B - Virtual size: 244B

malloc_h
Size: 512B - Virtual size: 326B

.reloc
Size: 5KB - Virtual size: 5KB