2024-06-20_b5675cf4484e3869676b226312e2f602_ryuk

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General

Target

2024-06-20_b5675cf4484e3869676b226312e2f602_ryuk
Size

1.7MB
MD5

b5675cf4484e3869676b226312e2f602
SHA1

eefbfd2b5b092d7eabd07268c0334622350855aa
SHA256

256eb5685586739f1fffc67755156b5c27283c6b3863a4fbb5652fef01bb3438
SHA512

57497344541784df2af7da2af09d36416e08a9f50a68f1b874d0a2e7f539858e99a56da5d56623463fa46f7621449ba9b6ab5de50327045c145c91daa3b6d229
SSDEEP

24576:+Re9JIvrUz7p2jLG0MvqerYrWF6ms2+7x2f0Gi2p3/:+R1G7p2jLG0krrYrWF6k+dJy

Score

1^/10

Malware Config

Signatures

Files

2024-06-20_b5675cf4484e3869676b226312e2f602_ryuk
.exe windows:5 windows x64 arch:x64

3dcd35c3ef4d88add93c332c99116d81

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

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

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

04:18:be:6e:2d:6f:d5:07:8f:aa:ef:93:2e:62:44:19
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

04/09/2023, 00:00

Not After

08/10/2025, 23:59

Subject

CN=Docker Inc,O=Docker Inc,L=San Francisco,ST=CALIFORNIA,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

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

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

ad:f6:b2:c3:3a:42:6a:98:c9:7e:27:e7:6f:48:be:69:d6:fa:6c:d1:1a:f7:ff:56:90:73:aa:6d:3c:24:5d:98
Signer

Actual PE Digest

ad:f6:b2:c3:3a:42:6a:98:c9:7e:27:e7:6f:48:be:69:d6:fa:6c:d1:1a:f7:ff:56:90:73:aa:6d:3c:24:5d:98

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

courgette64.exe.pdb

Imports

advapi32

BuildTrusteeWithSidW
ConvertStringSidToSidW
EventRegister
EventSetInformation
EventUnregister
EventWrite
GetLengthSid
GetNamedSecurityInfoW
GetSecurityDescriptorControl
GetSecurityDescriptorDacl
GetSecurityDescriptorGroup
GetSecurityDescriptorOwner
GetSecurityDescriptorSacl
IsValidAcl
IsValidSecurityDescriptor
IsValidSid
RegCloseKey
RegOpenKeyExW
RegQueryValueExW
SetEntriesInAclW
SetNamedSecurityInfoW
SetSecurityInfo

dbghelp

SymCleanup
SymFromAddr
SymGetLineFromAddr64
SymGetSearchPathW
SymInitialize
SymSetOptions
SymSetSearchPathW

winmm

timeGetTime

kernel32

AcquireSRWLockExclusive
CloseHandle
CompareStringW
CreateEventW
CreateFileMappingW
CreateFileW
CreateThread
DeleteCriticalSection
DeleteFileW
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetFileAttributesW
GetFileSizeEx
GetFileType
GetFullPathNameW
GetLastError
GetLocalTime
GetLocaleInfoW
GetLogicalProcessorInformation
GetLongPathNameW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHeap
GetProcessMitigationPolicy
GetProductInfo
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadId
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersionExW
GetWindowsDirectoryW
InitOnceExecuteOnce
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
K32EnumProcessModules
K32GetModuleFileNameExA
K32GetModuleInformation
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LocalAlloc
LocalFree
MapViewOfFile
MultiByteToWideChar
OpenProcess
OutputDebugStringA
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
RemoveDirectoryW
ResetEvent
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFileAttributesW
SetFilePointerEx
SetLastError
SetStdHandle
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UnmapViewOfFile
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile
lstrlenA

shell32

CommandLineToArgvW
ord680
SHGetFolderPathW
SHGetKnownFolderPath

user32

CharUpperW

shlwapi

PathMatchSpecW

ole32

CoTaskMemFree

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 212KB - Virtual size: 211KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 62KB - Virtual size: 113KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 40KB - Virtual size: 39KB

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: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 140B

.tls
Size: 512B - Virtual size: 433B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.voltbl
Size: 512B - Virtual size: 68B

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

malloc_h
Size: 512B - Virtual size: 304B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3dcd35c3ef4d88add93c332c99116d81

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

04:18:be:6e:2d:6f:d5:07:8f:aa:ef:93:2e:62:44:19Certificate

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

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

Extended Key Usages

Key Usages

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

Key Usages

ad:f6:b2:c3:3a:42:6a:98:c9:7e:27:e7:6f:48:be:69:d6:fa:6c:d1:1a:f7:ff:56:90:73:aa:6d:3c:24:5d:98Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

dbghelp

winmm

kernel32

shell32

user32

shlwapi

ole32

Exports

Exports

Sections

.text Size: 1.3MB - Virtual size: 1.3MB

.rdata Size: 212KB - Virtual size: 211KB

.data Size: 62KB - Virtual size: 113KB

.pdata Size: 40KB - Virtual size: 39KB

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

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

.retplne Size: 512B - Virtual size: 140B

.tls Size: 512B - Virtual size: 433B

.voltbl Size: 512B - Virtual size: 68B

_RDATA Size: 512B - Virtual size: 244B

malloc_h Size: 512B - Virtual size: 304B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 6KB - Virtual size: 5KB

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

04:18:be:6e:2d:6f:d5:07:8f:aa:ef:93:2e:62:44:19
Certificate

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

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

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

ad:f6:b2:c3:3a:42:6a:98:c9:7e:27:e7:6f:48:be:69:d6:fa:6c:d1:1a:f7:ff:56:90:73:aa:6d:3c:24:5d:98
Signer

.text
Size: 1.3MB - Virtual size: 1.3MB

.rdata
Size: 212KB - Virtual size: 211KB

.data
Size: 62KB - Virtual size: 113KB

.pdata
Size: 40KB - Virtual size: 39KB

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

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

.retplne
Size: 512B - Virtual size: 140B

.tls
Size: 512B - Virtual size: 433B

.voltbl
Size: 512B - Virtual size: 68B

_RDATA
Size: 512B - Virtual size: 244B

malloc_h
Size: 512B - Virtual size: 304B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 6KB - Virtual size: 5KB