2024-06-27_c3104402148611a9e9a94093e4c677e0_ryuk

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General

Target

2024-06-27_c3104402148611a9e9a94093e4c677e0_ryuk
Size

488KB
MD5

c3104402148611a9e9a94093e4c677e0
SHA1

22037129ade093e5f918d80604af85ce1f731dde
SHA256

c51c7204183faa1776d672e7173d02bd92ba60eee6eaa9bec3ac421a260b1bc7
SHA512

2cb3d35d81d12eb5078bfa025f521d13be866e792b811450592c46ae613289dba8f3a9cc8ab6e68c4fdb36240154ed25f156744e79614061bbaf459c799fee64
SSDEEP

12288:dSRe35iNwnvZFCoFrnK4Wnqgs5UoG61W2FmnTn:dChNyvZgoFrnK4WnqgsOaIn7

Score

1^/10

Malware Config

Signatures

Files

2024-06-27_c3104402148611a9e9a94093e4c677e0_ryuk
.exe windows:5 windows x64 arch:x64

7c359f700caf880ead933e67882b7679

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

08:29:05:7a:2c:5c:96:5b:55:7d:a2:6b:b6:fd:30:43
Certificate

Issuer

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

Not Before

10/08/2021, 00:00

Not After

06/08/2024, 23:59

Subject

SERIALNUMBER=91110105MA004D100H,CN=北京智慧章鱼科技有限公司,O=北京智慧章鱼科技有限公司,ST=北京市,C=CN,1.3.6.1.4.1.311.60.2.1.1=#0c0ce79fb3e699afe5b1b1e58cba,1.3.6.1.4.1.311.60.2.1.2=#0c09e58c97e4baace5b882,1.3.6.1.4.1.311.60.2.1.3=#1302434e,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

21/09/2022, 00:00

Not After

21/11/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,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

6b:52:aa:78:ce:5b:55:1a:39:60:3e:fd:17:f4:db:04:26:30:e9:2c:ce:d7:22:42:41:e6:bd:92:e7:11:45:f4
Signer

Actual PE Digest

6b:52:aa:78:ce:5b:55:1a:39:60:3e:fd:17:f4:db:04:26:30:e9:2c:ce:d7:22:42:41:e6:bd:92:e7:11:45:f4

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

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

shlwapi

PathFileExistsW
PathAppendW

imm32

ImmGetIMEFileNameW
ImmSetHotKey
ImmInstallIMEW

kernel32

CreateProcessW
WritePrivateProfileStringW
DeleteFileW
FindNextFileW
CopyFileW
MoveFileExW
MultiByteToWideChar
WideCharToMultiByte
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
LockResource
LoadResource
SizeofResource
WriteFile
FindResourceW
GetPrivateProfileStringW
CreateDirectoryW
HeapAlloc
HeapFree
GetProcessHeap
TerminateProcess
GetSystemDirectoryW
DecodePointer
HeapDestroy
HeapReAlloc
HeapSize
RaiseException
GetModuleHandleW
DeleteCriticalSection
FindResourceExW
GetSystemWow64DirectoryW
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
GetTimeZoneInformation
GetFileType
GetACP
GetStdHandle
GetModuleHandleExW
ExitProcess
FindFirstFileExW
LoadLibraryExW
RtlUnwindEx
RtlPcToFileHeader
OutputDebugStringW
InitializeSListHead
GetStartupInfoW
IsDebuggerPresent
WaitForSingleObjectEx
ResetEvent
GetModuleFileNameW
SetEvent
IsProcessorFeaturePresent
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetCPInfo
GetStringTypeW
LCMapStringW
CompareStringW
GetSystemTimeAsFileTime
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
CreateEventW
SetLastError
EncodePointer
QueryPerformanceCounter
GetCommandLineW
GetEnvironmentStringsW
LoadLibraryW
lstrcmpiW
GetTickCount
FindClose
WaitForSingleObject
GetLastError
GetCurrentThreadId
GetExitCodeProcess
GetCurrentProcessId
GetCurrentProcess
OpenProcess
LocalFree
LocalAlloc
GlobalFree
GlobalAlloc
GetProcAddress
FreeLibrary
CreateFileW
CloseHandle
ReadFile
GetFileSize
SetErrorMode
SetUnhandledExceptionFilter
GetConsoleCP
GetConsoleMode
IsValidCodePage
GetOEMCP
WriteConsoleW
ReadConsoleW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetFilePointerEx
FlushFileBuffers
SetEndOfFile
InitializeCriticalSectionAndSpinCount
SetStdHandle
GetCommandLineA

user32

GetKeyboardLayoutList
LoadKeyboardLayoutW
UnloadKeyboardLayout
MessageBoxW

advapi32

LookupAccountSidW
DuplicateTokenEx
RegCloseKey
RegEnumValueW
RegCreateKeyW
RegQueryInfoKeyW
OpenProcessToken
GetTokenInformation
InitializeSecurityDescriptor
RegEnumKeyExW
RegDeleteKeyW
RegDeleteValueW
ImpersonateLoggedOnUser
RevertToSelf
RegCreateKeyExW
RegSetValueExW
RegQueryValueExW
RegOpenKeyExW
RegOpenKeyW
RegEnumKeyW
SetSecurityDescriptorDacl

shell32

SHGetFolderPathW
SHGetSpecialFolderPathW

Sections

.text
Size: 177KB - Virtual size: 177KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 87KB - Virtual size: 86KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 10KB - Virtual size: 9KB

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: 194KB - Virtual size: 194KB

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

7c359f700caf880ead933e67882b7679

Code Sign

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

Extended Key Usages

Key Usages

08:29:05:7a:2c:5c:96:5b:55:7d:a2:6b:b6:fd:30:43Certificate

Extended Key Usages

Key Usages

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

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

6b:52:aa:78:ce:5b:55:1a:39:60:3e:fd:17:f4:db:04:26:30:e9:2c:ce:d7:22:42:41:e6:bd:92:e7:11:45:f4Signer

Headers

DLL Characteristics

File Characteristics

Imports

version

shlwapi

imm32

kernel32

user32

advapi32

shell32

Sections

.text Size: 177KB - Virtual size: 177KB

.rdata Size: 87KB - Virtual size: 86KB

.data Size: 4KB - Virtual size: 13KB

.pdata Size: 10KB - Virtual size: 9KB

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

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

.rsrc Size: 194KB - Virtual size: 194KB

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

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

08:29:05:7a:2c:5c:96:5b:55:7d:a2:6b:b6:fd:30:43
Certificate

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
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

6b:52:aa:78:ce:5b:55:1a:39:60:3e:fd:17:f4:db:04:26:30:e9:2c:ce:d7:22:42:41:e6:bd:92:e7:11:45:f4
Signer

.text
Size: 177KB - Virtual size: 177KB

.rdata
Size: 87KB - Virtual size: 86KB

.data
Size: 4KB - Virtual size: 13KB

.pdata
Size: 10KB - Virtual size: 9KB

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

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

.rsrc
Size: 194KB - Virtual size: 194KB

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