2024-03-25_8c35e13dca924c2b720076e3c6177856_ryuk

Sharing

Copy URL

Twitter E-mail

General

Target

2024-03-25_8c35e13dca924c2b720076e3c6177856_ryuk
Size

352KB
MD5

8c35e13dca924c2b720076e3c6177856
SHA1

9bae111400f45169f436add4dba9033350e1bd90
SHA256

353f0ce5f387ac0cad59ecd18efb924343405be211b1e2b2f3df9606f4887893
SHA512

a58c8b631b44a8b483d057619c5db81111926fa2a0a786f5361f0ab705b44981dcc29bf0040749af3e19cc7da9484dbd4c4325916161790387f4a13587f53688
SSDEEP

6144:88c4oS3aDlW2H+B7iNdq/QcDdmeModLw9OS0oWVh9M:Hc4JqH+1iNEnpwkLYmM

Score

1^/10

Malware Config

Signatures

Files

2024-03-25_8c35e13dca924c2b720076e3c6177856_ryuk
.exe windows:5 windows x64 arch:x64

6bf6001d2c638c09f7580c858d97c896

Code Sign

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

03:6a:f9:5e:02:ce:45:d3:5f:44:51:1e:61:c6:ce:d6
Certificate

Issuer

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

Not Before

22-12-2020 00:00

Not After

02-01-2024 23:59

Subject

CN=NetEase (Hangzhou) Network Co.\, Ltd,O=NetEase (Hangzhou) Network Co.\, Ltd,L=Hangzhou,ST=Zhejiang,C=CN

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

51:6a:57:e4:a6:5d:82:dc:ae:e9:ff:61:4a:a0:bb:1c:a5:71:d3:ed:1d:17:19:be:b3:d8:f3:e3:d3:b1:80:58
Signer

Actual PE Digest

51:6a:57:e4:a6:5d:82:dc:ae:e9:ff:61:4a:a0:bb:1c:a5:71:d3:ed:1d:17:19:be:b3:d8:f3:e3:d3:b1:80:58

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

PDB Paths

F:\Desktop\code\mpay-pc-webview-support\bin_x64\Release\webviewsupport\webview_support_browser.pdb

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: 208KB - Virtual size: 207KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 94KB - 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

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

03:6a:f9:5e:02:ce:45:d3:5f:44:51:1e:61:c6:ce:d6Certificate

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

51:6a:57:e4:a6:5d:82:dc:ae:e9:ff:61:4a:a0:bb:1c:a5:71:d3:ed:1d:17:19:be:b3:d8:f3:e3:d3:b1:80:58Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

shell32

webview_support

winmm

advapi32

Sections

.text Size: 208KB - Virtual size: 207KB

.rdata Size: 94KB - 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

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

03:6a:f9:5e:02:ce:45:d3:5f:44:51:1e:61:c6:ce:d6
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

51:6a:57:e4:a6:5d:82:dc:ae:e9:ff:61:4a:a0:bb:1c:a5:71:d3:ed:1d:17:19:be:b3:d8:f3:e3:d3:b1:80:58
Signer

.text
Size: 208KB - Virtual size: 207KB

.rdata
Size: 94KB - 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