2024-01-23_214b773e0834bbcb66f48fb2d6f32dad_ryuk

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General

Target

2024-01-23_214b773e0834bbcb66f48fb2d6f32dad_ryuk
Size

135KB
MD5

214b773e0834bbcb66f48fb2d6f32dad
SHA1

db1cd39125a17575e614cdba360f6b6e813f1707
SHA256

b15793ab6f257ae2ee8dd661a6958c4b5dcb6dbde9e537ee1e148c6b1ee6e711
SHA512

4feebe5ef992d202db89fe2b43129b22fe8b3510665c8c618b927cc487a2ad5cd2037f32cef56f8dbda9fd70904a4cfb3db977cc7232ce0c6f77d028da7e5aff
SSDEEP

3072:xc5vw5RbJMyBcL7J678A3U1MWibhS5od5AxN85b6aQHv4:xh5JjBcXo7RURXod5AxN8caQQ

Score

1^/10

Malware Config

Signatures

Files

2024-01-23_214b773e0834bbcb66f48fb2d6f32dad_ryuk
.exe windows:6 windows x64 arch:x64

5bd6664e66345af60ba7b94b4363cb9c

Code Sign

02:18:7d:f6:0f:e9:20:53:64:2c:cb:c0:f6:63:51:5f
Certificate

Issuer

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

Not Before

29/12/2020, 00:00

Not After

20/02/2024, 23:59

Subject

CN=NSUS Ltd.,O=NSUS Ltd.,L=Dublin,C=IE

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

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

01:61:93:86:7a:b3:99:e1:1f:8a:b8:bf:e4:f1:51:7f:b9:fa:98:62:17:d2:eb:4d:ad:7e:c6:03:57:91:b5:cb
Signer

Actual PE Digest

01:61:93:86:7a:b3:99:e1:1f:8a:b8:bf:e4:f1:51:7f:b9:fa:98:62:17:d2:eb:4d:ad:7e:c6:03:57:91:b5:cb

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_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

SetStdHandle
WriteConsoleW
GetProcAddress
ExitProcess
HeapAlloc
GetProcessHeap
GetModuleHandleW
LoadLibraryW
GetFileAttributesW
CreateFileW
GetUserDefaultUILanguage
GetModuleFileNameW
GetStdHandle
GetCommandLineW
RaiseException
SetFilePointerEx
HeapReAlloc
HeapSize
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
FlushFileBuffers
WriteFile
CloseHandle
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
MultiByteToWideChar
WideCharToMultiByte
RtlUnwindEx
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetFileType
GetCurrentProcess
GetModuleFileNameA
TerminateProcess
GetModuleHandleExW
GetACP
LCMapStringW
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetStringTypeW
GetConsoleCP
GetConsoleMode
HeapFree

shell32

CommandLineToArgvW

user32

MessageBoxExW

shlwapi

StrCmpW

Exports

Exports

AmdPowerXpressRequestBetterBatteryLife
NvOptimusDisablement

Sections

.text
Size: 40KB - Virtual size: 39KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 42KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 34KB - Virtual size: 34KB

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

5bd6664e66345af60ba7b94b4363cb9c

Code Sign

02:18:7d:f6:0f:e9:20:53:64:2c:cb:c0:f6:63:51:5fCertificate

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

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

01:61:93:86:7a:b3:99:e1:1f:8a:b8:bf:e4:f1:51:7f:b9:fa:98:62:17:d2:eb:4d:ad:7e:c6:03:57:91:b5:cbSigner

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

shell32

user32

shlwapi

Exports

Exports

Sections

.text Size: 40KB - Virtual size: 39KB

.rdata Size: 42KB - Virtual size: 41KB

.data Size: 3KB - Virtual size: 7KB

.pdata Size: 3KB - Virtual size: 3KB

.rsrc Size: 34KB - Virtual size: 34KB

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

02:18:7d:f6:0f:e9:20:53:64:2c:cb:c0:f6:63:51:5f
Certificate

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

01:61:93:86:7a:b3:99:e1:1f:8a:b8:bf:e4:f1:51:7f:b9:fa:98:62:17:d2:eb:4d:ad:7e:c6:03:57:91:b5:cb
Signer

.text
Size: 40KB - Virtual size: 39KB

.rdata
Size: 42KB - Virtual size: 41KB

.data
Size: 3KB - Virtual size: 7KB

.pdata
Size: 3KB - Virtual size: 3KB

.rsrc
Size: 34KB - Virtual size: 34KB

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