2024-01-23_04db4bfdc8b5e22037e5d49fa22fa445_ryuk

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General

Target

2024-01-23_04db4bfdc8b5e22037e5d49fa22fa445_ryuk
Size

154KB
MD5

04db4bfdc8b5e22037e5d49fa22fa445
SHA1

6460bf33d858f19e389b931dc5887427f0353b39
SHA256

bb2dd1c5de3fea438516cabfcf025ad2c96c1f46dcddfceb1200e70a89900ba5
SHA512

073e3bd4b15d942d96395c937cc311ff3ab6fd9976212ec21d5f31c6b01460c1c46be95eeec8ba935a4369c7a22da56620b39faa6d790a66ecfe0cd3cca06887
SSDEEP

3072:DN/7TUKFdoeyzRE6tsCLSmmRcUM09zUFusljS5XBxLdLnGJUr:DNxG1E6tHdmOUMH1lm5oJ

Score

1^/10

Malware Config

Signatures

Files

2024-01-23_04db4bfdc8b5e22037e5d49fa22fa445_ryuk
.exe windows:6 windows x64 arch:x64

d565559744d94b0cd97b549205f9e245

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

21/12/2012, 00:00

Not After

30/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18/10/2012, 00:00

Not After

29/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

18:da:d1:9e:26:7d:e8:bb:4a:21:58:cd:cc:6b:3b:4a
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

08/11/2006, 00:00

Not After

16/07/2036, 23:59

Subject

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

2c:ad:36:ce:68:2a:9f:dc:14:cb:97:cc:14:aa:bb:85
Certificate

Issuer

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

13/02/2019, 00:00

Not After

13/02/2022, 23:59

Subject

CN=Microsemi Storage Solutions\, Inc.,O=Microsemi Storage Solutions\, Inc.,L=Houston,ST=Texas,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

10/12/2013, 00:00

Not After

09/12/2023, 23:59

Subject

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

1d:d9:89:59:53:5c:58:2e:ae:01:8a:4e:a7:a2:88:d9:3f:00:87:a2:2b:ee:26:3f:d2:a0:6f:47:81:a6:a6:f2
Signer

Actual PE Digest

1d:d9:89:59:53:5c:58:2e:ae:01:8a:4e:a7:a2:88:d9:3f:00:87:a2:2b:ee:26:3f:d2:a0:6f:47:81:a6:a6:f2

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_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

GetLastError
FindNextFileA
SetEndOfFile
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
GetTickCount
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
RtlPcToFileHeader
RaiseException
RtlUnwindEx
GetModuleFileNameW
SetLastError
EncodePointer
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
GetStdHandle
WriteFile
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
GetFileType
CloseHandle
FindClose
FindFirstFileExA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetStdHandle
GetStringTypeW
GetProcessHeap
FlushFileBuffers
GetConsoleCP
GetConsoleMode
CreateFileW
HeapSize
HeapReAlloc
SetFilePointerEx
WriteConsoleW
ReadFile
ReadConsoleW
FindFirstFileA

newdev

UpdateDriverForPlugAndPlayDevicesA

advapi32

SystemFunction036

Sections

.text
Size: 91KB - Virtual size: 90KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 42KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 236B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d565559744d94b0cd97b549205f9e245

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

18:da:d1:9e:26:7d:e8:bb:4a:21:58:cd:cc:6b:3b:4aCertificate

Key Usages

2c:ad:36:ce:68:2a:9f:dc:14:cb:97:cc:14:aa:bb:85Certificate

Extended Key Usages

Key Usages

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2aCertificate

Extended Key Usages

Key Usages

1d:d9:89:59:53:5c:58:2e:ae:01:8a:4e:a7:a2:88:d9:3f:00:87:a2:2b:ee:26:3f:d2:a0:6f:47:81:a6:a6:f2Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

newdev

advapi32

Sections

.text Size: 91KB - Virtual size: 90KB

.rdata Size: 42KB - Virtual size: 42KB

.data Size: 3KB - Virtual size: 7KB

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

.gfids Size: 512B - Virtual size: 236B

.reloc Size: 2KB - Virtual size: 1KB

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

18:da:d1:9e:26:7d:e8:bb:4a:21:58:cd:cc:6b:3b:4a
Certificate

2c:ad:36:ce:68:2a:9f:dc:14:cb:97:cc:14:aa:bb:85
Certificate

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

1d:d9:89:59:53:5c:58:2e:ae:01:8a:4e:a7:a2:88:d9:3f:00:87:a2:2b:ee:26:3f:d2:a0:6f:47:81:a6:a6:f2
Signer

.text
Size: 91KB - Virtual size: 90KB

.rdata
Size: 42KB - Virtual size: 42KB

.data
Size: 3KB - Virtual size: 7KB

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

.gfids
Size: 512B - Virtual size: 236B

.reloc
Size: 2KB - Virtual size: 1KB