2024-02-24_1fc8732cbee98e2a07f676db67057e05_ryuk

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General

Target

2024-02-24_1fc8732cbee98e2a07f676db67057e05_ryuk
Size

451KB
MD5

1fc8732cbee98e2a07f676db67057e05
SHA1

9bb039bbbefd12cd8ed6bfb0d00d103652862287
SHA256

3a403facd87d5711c3507bf9353fb0f0152b7754a1ddc2d9b6cde6904aeeb104
SHA512

ef021e93c65b1d1395c0d0063522edec26fd689de6c2193063dbddc43febc1ff3fb1457b01c3cd26bcf4ddb4b7224c3be0f2ef599fab5e99c6a882c0e90ca87b
SSDEEP

6144:gCrGX6cmTAUeS00q6FZE4Qv/cfVoho4SNbJlk+cFcdOfl4nBKkJ:VGXOFeSa6FW1/AovCJbBKu

Score

1^/10

Malware Config

Signatures

Files

2024-02-24_1fc8732cbee98e2a07f676db67057e05_ryuk
.exe windows:5 windows x64 arch:x64

c27722ab6fb1aa6a264c69cbfec0eda4

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

06:20:7a:1a:88:4d:d9:1f:50:d9:12:a9:cf:5d:5b:fe
Certificate

Issuer

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

Not Before

19/11/2019, 00:00

Not After

23/11/2020, 12:00

Subject

CN=Shanghai Oriental Webcasting Co. Ltd.,OU=IT,O=Shanghai Oriental Webcasting Co. Ltd.,ST=Shanghai,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

04:16:87:e9:a3:16:b5:d0:50:e2:f0:89:41:5a:b8:ed
Certificate

Issuer

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

Not Before

19/11/2019, 00:00

Not After

23/11/2020, 12:00

Subject

CN=Shanghai Oriental Webcasting Co. Ltd.,OU=IT,O=Shanghai Oriental Webcasting Co. Ltd.,ST=Shanghai,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

12/01/2016, 00:00

Not After

11/01/2031, 23:59

Subject

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

Issuer

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

23/12/2017, 00:00

Not After

22/03/2029, 23:59

Subject

CN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

ec:5c:f1:26:ce:58:ca:a4:5a:1b:53:57:50:b1:72:1b:ef:ad:5c:b8:cc:7c:5d:31:33:41:e7:3f:4e:1f:b2:7d
Signer

Actual PE Digest

ec:5c:f1:26:ce:58:ca:a4:5a:1b:53:57:50:b1:72:1b:ef:ad:5c:b8:cc:7c:5d:31:33:41:e7:3f:4e:1f:b2:7d

Digest Algorithm

sha256

PE Digest Matches

true

38:e5:21:f3:af:48:bd:c5:ea:df:60:a1:a1:9f:fc:d3:cb:bc:d5:d1
Signer

Actual PE Digest

38:e5:21:f3:af:48:bd:c5:ea:df:60:a1:a1:9f:fc:d3:cb:bc:d5:d1

Digest Algorithm

sha1

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

shlwapi

PathFileExistsW

kernel32

CloseHandle
LoadLibraryW
CreateFileW
GetLastError
ReleaseMutex
CreateMutexW
WriteFile
FindClose
GetTempPathW
DeleteFileW
FindFirstFileW
FindNextFileW
CopyFileW
MoveFileExW
CreateDirectoryW
RemoveDirectoryW
GlobalAlloc
GlobalFree
LocalAlloc
LocalFree
OpenProcess
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
GetSystemDirectoryW
DecodePointer
HeapAlloc
HeapReAlloc
HeapFree
HeapSize
GetProcessHeap
RaiseException
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
MultiByteToWideChar
WideCharToMultiByte
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
GetCurrentThreadId
SetUnhandledExceptionFilter
GetCurrentProcessId
GetCurrentProcess
GetProcAddress
FreeLibrary
WritePrivateProfileStringW
GetPrivateProfileStringW
GetModuleFileNameW
SetStdHandle
FlushFileBuffers
SetFilePointerEx
WriteConsoleW
TerminateProcess
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
IsValidCodePage
EncodePointer
SetLastError
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetModuleHandleW
LCMapStringW
GetStringTypeW
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
InitializeSListHead
OutputDebugStringW
RtlPcToFileHeader
RtlUnwindEx
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetStdHandle
GetACP
GetFileType
GetConsoleCP
GetConsoleMode
FindFirstFileExW

advapi32

ImpersonateLoggedOnUser
RegDeleteValueW
DuplicateTokenEx
LookupAccountSidW
SetSecurityDescriptorDacl
InitializeSecurityDescriptor
GetTokenInformation
OpenProcessToken
RevertToSelf
RegSetValueExW
RegQueryValueExW
RegOpenKeyExW
RegCreateKeyExW
RegCloseKey

shell32

SHGetFolderPathW
SHGetSpecialFolderPathW

Sections

.text
Size: 135KB - Virtual size: 134KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 82KB - Virtual size: 81KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 276B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 204KB - Virtual size: 204KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

c27722ab6fb1aa6a264c69cbfec0eda4

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

06:20:7a:1a:88:4d:d9:1f:50:d9:12:a9:cf:5d:5b:feCertificate

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

04:16:87:e9:a3:16:b5:d0:50:e2:f0:89:41:5a:b8:edCertificate

Extended Key Usages

Key Usages

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12Certificate

Extended Key Usages

Key Usages

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12Certificate

Extended Key Usages

Key Usages

ec:5c:f1:26:ce:58:ca:a4:5a:1b:53:57:50:b1:72:1b:ef:ad:5c:b8:cc:7c:5d:31:33:41:e7:3f:4e:1f:b2:7dSigner

38:e5:21:f3:af:48:bd:c5:ea:df:60:a1:a1:9f:fc:d3:cb:bc:d5:d1Signer

Headers

DLL Characteristics

File Characteristics

Imports

shlwapi

kernel32

advapi32

shell32

Sections

.text Size: 135KB - Virtual size: 134KB

.rdata Size: 82KB - Virtual size: 81KB

.data Size: 4KB - Virtual size: 11KB

.pdata Size: 7KB - Virtual size: 7KB

.gfids Size: 512B - Virtual size: 276B

.tls Size: 512B - Virtual size: 9B

.rsrc Size: 204KB - Virtual size: 204KB

.reloc Size: 3KB - Virtual size: 2KB

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

06:20:7a:1a:88:4d:d9:1f:50:d9:12:a9:cf:5d:5b:fe
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

04:16:87:e9:a3:16:b5:d0:50:e2:f0:89:41:5a:b8:ed
Certificate

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

ec:5c:f1:26:ce:58:ca:a4:5a:1b:53:57:50:b1:72:1b:ef:ad:5c:b8:cc:7c:5d:31:33:41:e7:3f:4e:1f:b2:7d
Signer

38:e5:21:f3:af:48:bd:c5:ea:df:60:a1:a1:9f:fc:d3:cb:bc:d5:d1
Signer

.text
Size: 135KB - Virtual size: 134KB

.rdata
Size: 82KB - Virtual size: 81KB

.data
Size: 4KB - Virtual size: 11KB

.pdata
Size: 7KB - Virtual size: 7KB

.gfids
Size: 512B - Virtual size: 276B

.tls
Size: 512B - Virtual size: 9B

.rsrc
Size: 204KB - Virtual size: 204KB

.reloc
Size: 3KB - Virtual size: 2KB