2024-09-14_fe40c8189f79c08f82185a100f4ca2fa_cobalt-strike_ryuk

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General

Target

2024-09-14_fe40c8189f79c08f82185a100f4ca2fa_cobalt-strike_ryuk
Size

5.0MB
MD5

fe40c8189f79c08f82185a100f4ca2fa
SHA1

a1657906d833a37e6c8e34461197f41a6e7fd154
SHA256

6bf48e3d9b3b37e19b8b1daa1217c9578fa26825ed3c82d1d3ed8cbf01a9a059
SHA512

3154af0384fd855d7160ac5682c668218f4b4b5d703294e53c569d01e3920e59f068b1969c900259f184e2165a51a019a581c0fba31beb49a58affc893ffb2f0
SSDEEP

49152:P7QrwALG0YqN1JLoZwWksJMNgv5Hp+myLrVd92uTRwM5d5RaV60b7jbVXXb0H3MA:P7QMXJn4V5ez9b0HOPFB0

Score

1^/10

Malware Config

Signatures

Files

2024-09-14_fe40c8189f79c08f82185a100f4ca2fa_cobalt-strike_ryuk
.exe windows:5 windows x64 arch:x64

a8d7a5202934c4863365db344f670af5

Code Sign

05:f4:21:0d:b2:b2:83:a3:2f:f2:ae:d2:9f:cb:68:a4
Certificate

Issuer

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

Not Before

17/06/2019, 00:00

Not After

17/06/2022, 12:00

Subject

SERIALNUMBER=916 368 127,CN=Opera Software AS,O=Opera Software AS,L=Oslo,C=NO,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024e4f

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

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

Issuer

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

Not Before

01/01/2021, 00:00

Not After

06/01/2031, 00:00

Subject

CN=DigiCert Timestamp 2021,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

Issuer

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

Not Before

07/01/2016, 12:00

Not After

07/01/2031, 12:00

Subject

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

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

b7:fb:4c:b3:e3:f3:e6:50:d2:e5:22:77:05:70:b3:08:7e:46:ef:84:7c:b7:4a:61:a7:d5:a4:7a:28:99:0a:75
Signer

Actual PE Digest

b7:fb:4c:b3:e3:f3:e6:50:d2:e5:22:77:05:70:b3:08:7e:46:ef:84:7c:b7:4a:61:a7:d5:a4:7a:28:99:0a:75

Digest Algorithm

sha256

PE Digest Matches

false

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

installer.exe.pdb

Imports

user32

MessageBoxW

comctl32

InitCommonControlsEx

kernel32

AcquireSRWLockExclusive
CloseHandle
CompareStringW
CreateEventW
CreateFileW
DeleteCriticalSection
DeleteFileW
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FindResourceW
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetDateFormatW
GetEnvironmentStringsW
GetFileSizeEx
GetFileType
GetLastError
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemInfo
GetSystemTime
GetSystemTimeAsFileTime
GetTempPathW
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LoadResource
LockResource
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
ResetEvent
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
SizeofResource
SleepConditionVariableSRW
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
VerSetConditionMask
VerifyVersionInfoW
VirtualProtect
VirtualQuery
WaitForSingleObjectEx
WakeAllConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 299KB - Virtual size: 298KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 91KB - Virtual size: 90KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 40B

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

_RDATA
Size: 512B - Virtual size: 148B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 4.6MB - Virtual size: 4.6MB

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

a8d7a5202934c4863365db344f670af5

Code Sign

05:f4:21:0d:b2:b2:83:a3:2f:f2:ae:d2:9f:cb:68:a4Certificate

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

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:ddCertificate

Extended Key Usages

Key Usages

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15Certificate

Extended Key Usages

Key Usages

b7:fb:4c:b3:e3:f3:e6:50:d2:e5:22:77:05:70:b3:08:7e:46:ef:84:7c:b7:4a:61:a7:d5:a4:7a:28:99:0a:75Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

user32

comctl32

kernel32

Sections

.text Size: 299KB - Virtual size: 298KB

.rdata Size: 91KB - Virtual size: 90KB

.data Size: 8KB - Virtual size: 18KB

.pdata Size: 14KB - Virtual size: 13KB

.00cfg Size: 512B - Virtual size: 40B

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

_RDATA Size: 512B - Virtual size: 148B

.rsrc Size: 4.6MB - Virtual size: 4.6MB

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

05:f4:21:0d:b2:b2:83:a3:2f:f2:ae:d2:9f:cb:68:a4
Certificate

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

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

b7:fb:4c:b3:e3:f3:e6:50:d2:e5:22:77:05:70:b3:08:7e:46:ef:84:7c:b7:4a:61:a7:d5:a4:7a:28:99:0a:75
Signer

.text
Size: 299KB - Virtual size: 298KB

.rdata
Size: 91KB - Virtual size: 90KB

.data
Size: 8KB - Virtual size: 18KB

.pdata
Size: 14KB - Virtual size: 13KB

.00cfg
Size: 512B - Virtual size: 40B

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

_RDATA
Size: 512B - Virtual size: 148B

.rsrc
Size: 4.6MB - Virtual size: 4.6MB

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