2024-06-28_01020a6ff93c94faee101afcb60a7013_ryuk

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General

Target

2024-06-28_01020a6ff93c94faee101afcb60a7013_ryuk
Size

14.9MB
MD5

01020a6ff93c94faee101afcb60a7013
SHA1

d1646bd1f234a1937933e5f48581a7cbaa84b7b4
SHA256

e60212e9ca767b5ad058b0cf1f0bd6bc4cc1c182ef3a48eab4b7c4ce3acb95f4
SHA512

a064f1544c5fffaf0064e122b305069f91171ce06696c5799b2d02ea411663791b53e5920003fc2bf5d863660981e9bc6900fceac3dbef328abd2928ad9d32a1
SSDEEP

393216:4GPv3sPZTxms9TKWTbUTfvfmLGSWK6dVlIdpfjmcmOuRpgiHvBgTpBmZxtp:4HxLTKWTbUTfbSWK6dfIdpLmOugiSTSP

Score

1^/10

Malware Config

Signatures

Files

2024-06-28_01020a6ff93c94faee101afcb60a7013_ryuk
.exe windows:6 windows x64 arch:x64

c2d0d974e4937643703995e1b4e70846

Code Sign

07:ea:0d:b6:29:e5:89:78:27:1f:50:22:4e:c6:a2:d9
Certificate

Issuer

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

Not Before

06/11/2023, 00:00

Not After

05/11/2024, 23:59

Subject

CN=Lenovo,OU=G29,O=Lenovo,L=Morrisville,ST=North Carolina,C=US

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

2a:6c:f4:4b:8d:87:13:cf:36:2a:2a:d1:e0:62:d8:df:52:e4:f4:ac:b8:09:aa:a6:17:23:b7:66:2d:dd:c6:74
Signer

Actual PE Digest

2a:6c:f4:4b:8d:87:13:cf:36:2a:2a:d1:e0:62:d8:df:52:e4:f4:ac:b8:09:aa:a6:17:23:b7:66:2d:dd:c6:74

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

P:\RPL_13S_13X_C580\Phoenix\Modules\Tool\LenovoBiosUpdateToolShellBuilder\LenovoBiosUpdateToolShell\LenovoBiosUpdateToolShell\x64\Release\BiosUpdateTool.pdb

Imports

kernel32

SetCurrentDirectoryA
GetTempPathA
GetLastError
GetCurrentThread
LockResource
LocalAlloc
LocalFree
GetExitCodeProcess
WriteConsoleW
FlushFileBuffers
SetFilePointerEx
WaitForSingleObject
CreateMutexA
FindResourceA
GetCurrentProcess
SizeofResource
GetModuleFileNameA
CreateDirectoryA
SystemTimeToFileTime
CloseHandle
CreateFileA
GetFileAttributesA
LocalFileTimeToFileTime
GetCurrentDirectoryA
SetFilePointer
SetFileTime
WriteFile
LoadResource
ReadFile
GetConsoleMode
GetConsoleCP
HeapReAlloc
HeapSize
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlPcToFileHeader
EncodePointer
RaiseException
RtlUnwindEx
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetStdHandle
MultiByteToWideChar
WideCharToMultiByte
ExitProcess
GetModuleHandleExW
GetACP
HeapFree
HeapAlloc
GetFileType
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
LCMapStringW
SetStdHandle
GetStringTypeW
GetProcessHeap
CreateFileW

user32

LoadStringA
wsprintfA

advapi32

RegCloseKey
AccessCheck
SetSecurityDescriptorOwner
RegQueryValueExA
AllocateAndInitializeSid
IsValidSecurityDescriptor
OpenProcessToken
FreeSid
InitializeSecurityDescriptor
RegOpenKeyExA
InitializeAcl
DuplicateToken
GetLengthSid
AddAccessAllowedAce
OpenThreadToken
SetSecurityDescriptorGroup
SetSecurityDescriptorDacl

shell32

ShellExecuteExA

ole32

CoCreateGuid

Sections

.text
Size: 89KB - Virtual size: 89KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 49KB - Virtual size: 49KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 6KB

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: 204B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 14.8MB - Virtual size: 14.8MB

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

c2d0d974e4937643703995e1b4e70846

Code Sign

07:ea:0d:b6:29:e5:89:78:27:1f:50:22:4e:c6:a2:d9Certificate

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

2a:6c:f4:4b:8d:87:13:cf:36:2a:2a:d1:e0:62:d8:df:52:e4:f4:ac:b8:09:aa:a6:17:23:b7:66:2d:dd:c6:74Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

shell32

ole32

Sections

.text Size: 89KB - Virtual size: 89KB

.rdata Size: 49KB - Virtual size: 49KB

.data Size: 2KB - Virtual size: 6KB

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

.gfids Size: 512B - Virtual size: 204B

.rsrc Size: 14.8MB - Virtual size: 14.8MB

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

07:ea:0d:b6:29:e5:89:78:27:1f:50:22:4e:c6:a2:d9
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

2a:6c:f4:4b:8d:87:13:cf:36:2a:2a:d1:e0:62:d8:df:52:e4:f4:ac:b8:09:aa:a6:17:23:b7:66:2d:dd:c6:74
Signer

.text
Size: 89KB - Virtual size: 89KB

.rdata
Size: 49KB - Virtual size: 49KB

.data
Size: 2KB - Virtual size: 6KB

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

.gfids
Size: 512B - Virtual size: 204B

.rsrc
Size: 14.8MB - Virtual size: 14.8MB

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