2024-05-20_4003e831c025d35312b9a600a479cd58_ryuk

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General

Target

2024-05-20_4003e831c025d35312b9a600a479cd58_ryuk
Size

4.8MB
MD5

4003e831c025d35312b9a600a479cd58
SHA1

036f29fe4769f017c0a52d41de5c98763759d8af
SHA256

d1aed433b2cd36febeacca21e359cb1837bfbfd0f993b006db5bb0667cef3834
SHA512

6a51d4e79028812b0c3fffbaa7b61c8201d31683bf8557d4e93e35d1d2c5592133ac8f6b65f0374d80c2ffd1a23e564e63fcbc23c9c3753c66ca88fdc1be8c38
SSDEEP

49152:JE6JBJD9AJQDVHGm1CQMThNXhUm94u/vg2M:hbh2XhUm9p/vo

Score

1^/10

Malware Config

Signatures

Files

2024-05-20_4003e831c025d35312b9a600a479cd58_ryuk
.exe windows:6 windows x64 arch:x64

8731816010829c931ce7b2122135513c

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

25/05/2021, 00:00

Not After

31/12/2028, 23:59

Subject

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:d7:08:a8:91:40:53:19:e2:a5:bb:d3:39:b9:ad:6e
Certificate

Issuer

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Code Signing CA EV R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

b4:58:c8:4e:2d:af:41:69:9f:64:49:7e:62:27:71:7f
Certificate

Issuer

CN=Sectigo Public Code Signing CA EV R36,O=Sectigo Limited,C=GB

Not Before

26/02/2024, 00:00

Not After

25/02/2025, 23:59

Subject

SERIALNUMBER=2189074,CN=Intel Corporation,O=Intel Corporation,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

03/05/2023, 00:00

Not After

02/08/2034, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #4,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02/05/2019, 00:00

Not After

18/01/2038, 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

32:1d:28:57:2d:a0:29:d2:69:5e:7d:bc:38:50:a5:f6:22:65:2d:75:4b:32:b6:ab:d9:be:a1:a4:89:be:cb:b3
Signer

Actual PE Digest

32:1d:28:57:2d:a0:29:d2:69:5e:7d:bc:38:50:a5:f6:22:65:2d:75:4b:32:b6:ab:d9:be:a1:a4:89:be:cb:b3

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

Imports

kernel32

GetStdHandle
FindClose
FindFirstFileA
FindNextFileA
FillConsoleOutputCharacterA
GetConsoleScreenBufferInfo
GetConsoleCursorInfo
SetConsoleScreenBufferSize
SetConsoleCursorPosition
SetConsoleCursorInfo
SetConsoleWindowInfo
SetConsoleTextAttribute
GetConsoleMode
SetConsoleMode
SetDefaultDllDirectories
GetEnvironmentVariableA
OutputDebugStringA
CloseHandle
GetLastError
QueryPerformanceCounter
QueryPerformanceFrequency
WaitForSingleObject
Sleep
GetCurrentProcess
GetCurrentProcessId
CreateThread
GetCurrentThread
ExitThread
GetExitCodeThread
GlobalMemoryStatusEx
GetSystemInfo
GetVersionExA
GetLogicalProcessorInformation
HeapReAlloc
CreateFileA
DeviceIoControl
MultiByteToWideChar
WideCharToMultiByte
HeapSize
ReadConsoleW
ReadFile
WriteConsoleW
GetProcessHeap
SetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
GetSystemDirectoryA
GetSystemFirmwareTable
IsValidCodePage
FindFirstFileExA
SetFilePointerEx
GetConsoleCP
FlushFileBuffers
GetFileAttributesExW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RaiseException
VirtualProtect
VirtualQuery
FreeLibrary
GetProcAddress
LoadLibraryExA
GetModuleFileNameW
RtlUnwindEx
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
GetDriveTypeW
GetFullPathNameA
SetEnvironmentVariableA
SetCurrentDirectoryA
GetCurrentDirectoryA
GetCurrentDirectoryW
GetNumberOfConsoleInputEvents
PeekConsoleInputA
ReadConsoleInputA
SetConsoleCtrlHandler
WriteFile
GetModuleFileNameA
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
GetFileType
GetStringTypeW
CreateFileW
CreateDirectoryW
GetExitCodeProcess
CreateProcessA
SetEndOfFile

user32

ExitWindowsEx

ole32

CoCreateInstance
CoInitializeEx
CoUninitialize
CoInitializeSecurity
CoSetProxyBlanket

oleaut32

SysAllocString
SysAllocStringLen
SysFreeString
VariantInit
VariantChangeType

setupapi

SetupDiGetDeviceInstanceIdA
SetupDiOpenDevRegKey
SetupDiGetDeviceRegistryPropertyA
SetupDiEnumDeviceInfo
SetupDiDestroyDeviceInfoList
SetupDiGetClassDevsA

Sections

.text
Size: 3.5MB - Virtual size: 3.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 278KB - Virtual size: 278KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 877KB - Virtual size: 1.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 106KB - Virtual size: 106KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 280B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 984B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

8731816010829c931ce7b2122135513c

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16Certificate

Extended Key Usages

Key Usages

33:d7:08:a8:91:40:53:19:e2:a5:bb:d3:39:b9:ad:6eCertificate

Extended Key Usages

Key Usages

b4:58:c8:4e:2d:af:41:69:9f:64:49:7e:62:27:71:7fCertificate

Extended Key Usages

Key Usages

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

32:1d:28:57:2d:a0:29:d2:69:5e:7d:bc:38:50:a5:f6:22:65:2d:75:4b:32:b6:ab:d9:be:a1:a4:89:be:cb:b3Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

ole32

oleaut32

setupapi

Sections

.text Size: 3.5MB - Virtual size: 3.5MB

.rdata Size: 278KB - Virtual size: 278KB

.data Size: 877KB - Virtual size: 1.4MB

.pdata Size: 106KB - Virtual size: 106KB

.didat Size: 512B - Virtual size: 280B

.rsrc Size: 1024B - Virtual size: 984B

.reloc Size: 9KB - Virtual size: 8KB

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

33:d7:08:a8:91:40:53:19:e2:a5:bb:d3:39:b9:ad:6e
Certificate

b4:58:c8:4e:2d:af:41:69:9f:64:49:7e:62:27:71:7f
Certificate

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

32:1d:28:57:2d:a0:29:d2:69:5e:7d:bc:38:50:a5:f6:22:65:2d:75:4b:32:b6:ab:d9:be:a1:a4:89:be:cb:b3
Signer

.text
Size: 3.5MB - Virtual size: 3.5MB

.rdata
Size: 278KB - Virtual size: 278KB

.data
Size: 877KB - Virtual size: 1.4MB

.pdata
Size: 106KB - Virtual size: 106KB

.didat
Size: 512B - Virtual size: 280B

.rsrc
Size: 1024B - Virtual size: 984B

.reloc
Size: 9KB - Virtual size: 8KB