2024-01-23_a37e714d172d7f6541d3430b6dbbc644_cobalt-strike_ryuk

Sharing

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General

Target

2024-01-23_a37e714d172d7f6541d3430b6dbbc644_cobalt-strike_ryuk
Size

539KB
MD5

a37e714d172d7f6541d3430b6dbbc644
SHA1

4475edfa10ac2793146aa5e8aa3a77c0f8b5bd65
SHA256

4ff301567bc6699e17eb41926e1d0297005a27e8de844a1f7d2fe026005fac8b
SHA512

1cde9a31f666d2ec13530518af6c5f7ba47409ffabebd2e7a28b5d92bbc29a8a4230e47c1ccb7930c7e18d8edd0108e2a7e93ceab02374979ba937584d24ce75
SSDEEP

12288:qCUnH7wvnHkD1cz6R4iWNIJihnnNTj+Jjs7LXaWZAqYSMoBChOTQ0QLTXzoywX:BUHgcleQ0gTXzE

Score

1^/10

Malware Config

Signatures

Files

2024-01-23_a37e714d172d7f6541d3430b6dbbc644_cobalt-strike_ryuk
.exe windows:6 windows x64 arch:x64

e8c01ba14f9b96cced2a4b42e607c663

Code Sign

01:e2:0d:5b:e0:b5:19:0b:1d:bf:de:9b:ef:38:0d:9a
Certificate

Issuer

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

11/02/2021, 00:00

Not After

07/05/2024, 23:59

Subject

SERIALNUMBER=5128862,CN=Discord Inc.,OU=Select or enter,O=Discord Inc.,L=San Francisco,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

18/04/2012, 12:00

Not After

18/04/2027, 12:00

Subject

CN=DigiCert EV Code Signing CA (SHA2),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:e2:0d:5b:e0:b5:19:0b:1d:bf:de:9b:ef:38:0d:9a
Certificate

Issuer

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

11/02/2021, 00:00

Not After

07/05/2024, 23:59

Subject

SERIALNUMBER=5128862,CN=Discord Inc.,OU=Select or enter,O=Discord Inc.,L=San Francisco,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

18/04/2012, 12:00

Not After

18/04/2027, 12:00

Subject

CN=DigiCert EV Code Signing CA (SHA2),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

74:a4:57:00:7b:63:6d:9a:df:d4:f0:2c:62:bb:b9:da:2f:b1:fc:89:58:e7:a9:59:5b:40:4e:6f:ad:ac:6b:01
Signer

Actual PE Digest

74:a4:57:00:7b:63:6d:9a:df:d4:f0:2c:62:bb:b9:da:2f:b1:fc:89:58:e7:a9:59:5b:40:4e:6f:ad:ac:6b:01

Digest Algorithm

sha256

PE Digest Matches

true

eb:e9:9c:a8:b2:f6:cb:d0:08:d5:f6:3f:a6:f3:a1:e6:3a:5d:5f:65
Signer

Actual PE Digest

eb:e9:9c:a8:b2:f6:cb:d0:08:d5:f6:3f:a6:f3:a1:e6:3a:5d:5f:65

Digest Algorithm

sha1

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

AcquireSRWLockExclusive
CloseHandle
CompareStringEx
CompareStringW
CreateEventW
CreateFileW
CreateToolhelp32Snapshot
DecodePointer
DeleteCriticalSection
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetDateFormatW
GetEnvironmentStringsW
GetExitCodeThread
GetFileSizeEx
GetFileType
GetFinalPathNameByHandleW
GetLastError
GetLocaleInfoEx
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetProcessId
GetProcessTimes
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemTimeAsFileTime
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
InitializeSRWLock
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
K32GetModuleInformation
LCMapStringEx
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LoadLibraryW
LocalFree
MapViewOfFile
Module32FirstW
Module32NextW
MultiByteToWideChar
OpenFileMappingA
OpenProcess
OutputDebugStringA
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReleaseSRWLockExclusive
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
Sleep
TerminateProcess
Thread32First
Thread32Next
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryEnterCriticalSection
UnhandledExceptionFilter
UnmapViewOfFile
VerSetConditionMask
VerifyVersionInfoW
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile

user32

CreateWindowExA
DefWindowProcA
DestroyWindow
EnumThreadWindows
GetWindowLongPtrW
PostThreadMessageW
RegisterClassA
UnhookWindowsHookEx

advapi32

AdjustTokenPrivileges
LookupPrivilegeValueW
OpenProcessToken

shell32

CommandLineToArgvW

ole32

CoCreateInstance
CoInitializeEx
CoTaskMemFree

shlwapi

PathFindFileNameW

dbghelp

MiniDumpWriteDump

crypt32

CertCloseStore
CertFindCertificateInStore
CertFreeCertificateContext
CertGetNameStringW
CryptHashPublicKeyInfo
CryptMsgClose
CryptMsgGetParam
CryptQueryObject

wintrust

WinVerifyTrust

Sections

.text
Size: 382KB - Virtual size: 382KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 99KB - Virtual size: 99KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 48B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 140B

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.voltbl
Size: 512B - Virtual size: 60B

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e8c01ba14f9b96cced2a4b42e607c663

Code Sign

01:e2:0d:5b:e0:b5:19:0b:1d:bf:de:9b:ef:38:0d:9aCertificate

Extended Key Usages

Key Usages

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5cCertificate

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:e2:0d:5b:e0:b5:19:0b:1d:bf:de:9b:ef:38:0d:9aCertificate

Extended Key Usages

Key Usages

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5cCertificate

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

74:a4:57:00:7b:63:6d:9a:df:d4:f0:2c:62:bb:b9:da:2f:b1:fc:89:58:e7:a9:59:5b:40:4e:6f:ad:ac:6b:01Signer

eb:e9:9c:a8:b2:f6:cb:d0:08:d5:f6:3f:a6:f3:a1:e6:3a:5d:5f:65Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

ole32

shlwapi

dbghelp

crypt32

wintrust

Sections

.text Size: 382KB - Virtual size: 382KB

.rdata Size: 99KB - Virtual size: 99KB

.data Size: 8KB - Virtual size: 16KB

.pdata Size: 13KB - Virtual size: 13KB

.00cfg Size: 512B - Virtual size: 48B

.gxfg Size: 9KB - Virtual size: 8KB

.retplne Size: 512B - Virtual size: 140B

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

.voltbl Size: 512B - Virtual size: 60B

_RDATA Size: 512B - Virtual size: 244B

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

01:e2:0d:5b:e0:b5:19:0b:1d:bf:de:9b:ef:38:0d:9a
Certificate

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
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:e2:0d:5b:e0:b5:19:0b:1d:bf:de:9b:ef:38:0d:9a
Certificate

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
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

74:a4:57:00:7b:63:6d:9a:df:d4:f0:2c:62:bb:b9:da:2f:b1:fc:89:58:e7:a9:59:5b:40:4e:6f:ad:ac:6b:01
Signer

eb:e9:9c:a8:b2:f6:cb:d0:08:d5:f6:3f:a6:f3:a1:e6:3a:5d:5f:65
Signer

.text
Size: 382KB - Virtual size: 382KB

.rdata
Size: 99KB - Virtual size: 99KB

.data
Size: 8KB - Virtual size: 16KB

.pdata
Size: 13KB - Virtual size: 13KB

.00cfg
Size: 512B - Virtual size: 48B

.gxfg
Size: 9KB - Virtual size: 8KB

.retplne
Size: 512B - Virtual size: 140B

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

.voltbl
Size: 512B - Virtual size: 60B

_RDATA
Size: 512B - Virtual size: 244B

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