2024-01-24_f67ed9943df1af3783f868f3d5baf7df_ryuk

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General

Target

2024-01-24_f67ed9943df1af3783f868f3d5baf7df_ryuk
Size

352KB
MD5

f67ed9943df1af3783f868f3d5baf7df
SHA1

4558ca0a605f6f4e6beaf52764c4d313b8fb5d13
SHA256

549b74d1b4b566eaba8641f6a5b642418c485a4798ce61064ac47e3065a059f9
SHA512

1322c6e529ddd54cdb5804b3ba8a3daeb791a4e8bb4aa1013229591a466b46922561393c6a8e830089898735bb472076b1b2b6dc3f51f9c1a72eefa2e89bdb1c
SSDEEP

6144:YTIouiesmi2YYl7Yhy1y8Pzkhwod9GjVA:YTIhrYYZYhebkKk1

Score

1^/10

Malware Config

Signatures

Files

2024-01-24_f67ed9943df1af3783f868f3d5baf7df_ryuk
.exe windows:5 windows x64 arch:x64

6bf6001d2c638c09f7580c858d97c896

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

02:44:53:70:9c:84:72:5b:99:03:71:85:6b:0e:50:e0
Certificate

Issuer

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

Not Before

27/10/2021, 00:00

Not After

23/10/2024, 23:59

Subject

SERIALNUMBER=91330000788831167A,CN=NetEase (Hangzhou) Network Co.\, Ltd,O=NetEase (Hangzhou) Network Co.\, Ltd,L=杭州市,ST=浙江省,C=CN,1.3.6.1.4.1.311.60.2.1.2=#0c09e6b599e6b19fe79c81,1.3.6.1.4.1.311.60.2.1.3=#1302434e,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

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

03:68:81:24:8a:16:35:f1:3b:b3:e4:a7:3c:6c:6f:f6:40:a2:05:ed:d9:d9:78:20:1e:47:66:c0:b8:a0:0a:bd
Signer

Actual PE Digest

03:68:81:24:8a:16:35:f1:3b:b3:e4:a7:3c:6c:6f:f6:40:a2:05:ed:d9:d9:78:20:1e:47:66:c0:b8:a0:0a:bd

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
LocalFree
SetEvent
CloseHandle
GetCommandLineW
SetLastError
CreateFileW
WriteConsoleW
FlushFileBuffers
SetFilePointerEx
GetConsoleMode
GetConsoleCP
HeapReAlloc
HeapSize
SetStdHandle
GetProcessHeap
FreeEnvironmentStringsW
CreateMutexW
WaitForSingleObject
GetCurrentThreadId
ReleaseMutex
CreateEventW
GetCurrentProcessId
OpenMutexW
MapViewOfFile
UnmapViewOfFile
CreateFileMappingW
OpenFileMappingW
GetCurrentProcess
GetStdHandle
GetModuleFileNameW
GetVersionExW
MultiByteToWideChar
WideCharToMultiByte
SetThreadPriority
TerminateThread
Sleep
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
GetSystemTimeAsFileTime
QueryPerformanceCounter
CreateIoCompletionPort
GetQueuedCompletionStatus
PostQueuedCompletionStatus
GetModuleHandleW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
RtlPcToFileHeader
EncodePointer
RaiseException
RtlUnwindEx
FreeLibrary
GetProcAddress
LoadLibraryExW
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
ExitProcess
WriteFile
GetACP
HeapFree
HeapAlloc
GetFileType
GetStringTypeW
LCMapStringW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetEnvironmentStringsW
OpenEventW

user32

KillTimer
DispatchMessageW
TranslateMessage
GetMessageW
DefWindowProcW
SetWindowLongPtrW
GetWindowLongPtrW
CreateWindowExW
UnregisterClassW
RegisterClassExW
PostMessageW
DestroyWindow
PostQuitMessage
PeekMessageW
WaitMessage
CallMsgFilterW
GetQueueStatus
MsgWaitForMultipleObjectsEx
SetTimer

shell32

CommandLineToArgvW

webview_support

CreateMpayWebviewSupport
CheckMpayWebviewSupportVersion

winmm

timeGetTime

advapi32

SetSecurityInfo
ConvertStringSecurityDescriptorToSecurityDescriptorW
GetSecurityDescriptorSacl

Sections

.text
Size: 207KB - Virtual size: 206KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 93KB - Virtual size: 93KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 248B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 18KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

6bf6001d2c638c09f7580c858d97c896

Code Sign

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

Extended Key Usages

Key Usages

02:44:53:70:9c:84:72:5b:99:03:71:85:6b:0e:50:e0Certificate

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

03:68:81:24:8a:16:35:f1:3b:b3:e4:a7:3c:6c:6f:f6:40:a2:05:ed:d9:d9:78:20:1e:47:66:c0:b8:a0:0a:bdSigner

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

shell32

webview_support

winmm

advapi32

Sections

.text Size: 207KB - Virtual size: 206KB

.rdata Size: 93KB - Virtual size: 93KB

.data Size: 6KB - Virtual size: 11KB

.pdata Size: 12KB - Virtual size: 12KB

.gfids Size: 512B - Virtual size: 248B

.rsrc Size: 18KB - Virtual size: 18KB

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

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

02:44:53:70:9c:84:72:5b:99:03:71:85:6b:0e:50:e0
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

03:68:81:24:8a:16:35:f1:3b:b3:e4:a7:3c:6c:6f:f6:40:a2:05:ed:d9:d9:78:20:1e:47:66:c0:b8:a0:0a:bd
Signer

.text
Size: 207KB - Virtual size: 206KB

.rdata
Size: 93KB - Virtual size: 93KB

.data
Size: 6KB - Virtual size: 11KB

.pdata
Size: 12KB - Virtual size: 12KB

.gfids
Size: 512B - Virtual size: 248B

.rsrc
Size: 18KB - Virtual size: 18KB

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