2024-08-09_a3ffd7af839e6f07700fa7a61084db2e_cobalt-strike_hijackloader_ryuk

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General

Target

2024-08-09_a3ffd7af839e6f07700fa7a61084db2e_cobalt-strike_hijackloader_ryuk
Size

591KB
MD5

a3ffd7af839e6f07700fa7a61084db2e
SHA1

9239e7fff4443c4e847a5f400c16205ddb054d3f
SHA256

3c6c45031a01e7ae7d74abd00002e06966ddb054c1000b0e7978a32f943116bf
SHA512

bfba50e9d6f0764e10b1b531cdeaeb4168b13263ffe3d5ba0cbbcf2608ae1577a28fb5cec68ce912747f663f7ab862582d163af68f9b07698b93c52234e26bb8
SSDEEP

6144:zulTEPGWm0FuwdwZI5cOpOHaOohAyX4DQEqaUM0mGIvd364kA01Y:aqGAFRNcOplOoYDl08YY

Score

1^/10

Malware Config

Signatures

Files

2024-08-09_a3ffd7af839e6f07700fa7a61084db2e_cobalt-strike_hijackloader_ryuk
.exe windows:5 windows x64 arch:x64

fe9bf929716a481347beaddab21a0132

Code Sign

0f:b8:a7:40:b9:15:8d:03:51:43:bc:59:d9:f0:40:29
Certificate

Issuer

CN=DigiCert Global Root G3,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 Global G3 Code Signing ECC SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0d:bf:f3:fb:ea:a6:aa:a1:57:6a:30:55:ab:97:96:f7
Certificate

Issuer

CN=DigiCert Global G3 Code Signing ECC SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

18/07/2024, 00:00

Not After

14/10/2027, 23:59

Subject

SERIALNUMBER=3467960,CN=Connectify\, Inc.,O=Connectify\, Inc.,L=Philadelphia,ST=Pennsylvania,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

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

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

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

55:69:23:54:e6:90:c2:62:2d:47:0a:94:f3:81:a5:fd:fd:6c:fc:8d:c0:c4:a7:67:02:ff:8b:af:a2:9e:eb:78
Signer

Actual PE Digest

55:69:23:54:e6:90:c2:62:2d:47:0a:94:f3:81:a5:fd:fd:6c:fc:8d:c0:c4:a7:67:02:ff:8b:af:a2:9e:eb:78

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

PDB Paths

D:\src\webrtc-checkout\src\out\x64_Release\TapDriverInstallCheckNative.exe.pdb

Imports

advapi32

RegCloseKey
RegOpenKeyExW
RegQueryValueExW

version

GetFileVersionInfoA
GetFileVersionInfoSizeA
VerQueryValueA

kernel32

CloseHandle
CompareStringW
CreateFileW
CreatePipe
CreateProcessW
DecodePointer
DeleteCriticalSection
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetExitCodeProcess
GetFileAttributesExW
GetFileSizeEx
GetFileType
GetLastError
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetUserDefaultLCID
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringEx
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
ReadConsoleW
ReadFile
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 170KB - Virtual size: 170KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 72KB - Virtual size: 71KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 314KB - Virtual size: 314KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

fe9bf929716a481347beaddab21a0132

Code Sign

0f:b8:a7:40:b9:15:8d:03:51:43:bc:59:d9:f0:40:29Certificate

Extended Key Usages

Key Usages

0d:bf:f3:fb:ea:a6:aa:a1:57:6a:30:55:ab:97:96:f7Certificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

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

55:69:23:54:e6:90:c2:62:2d:47:0a:94:f3:81:a5:fd:fd:6c:fc:8d:c0:c4:a7:67:02:ff:8b:af:a2:9e:eb:78Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

version

kernel32

Sections

.text Size: 170KB - Virtual size: 170KB

.rdata Size: 72KB - Virtual size: 71KB

.data Size: 4KB - Virtual size: 9KB

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

.00cfg Size: 512B - Virtual size: 56B

.gxfg Size: 8KB - Virtual size: 7KB

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

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 314KB - Virtual size: 314KB

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

0f:b8:a7:40:b9:15:8d:03:51:43:bc:59:d9:f0:40:29
Certificate

0d:bf:f3:fb:ea:a6:aa:a1:57:6a:30:55:ab:97:96:f7
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

55:69:23:54:e6:90:c2:62:2d:47:0a:94:f3:81:a5:fd:fd:6c:fc:8d:c0:c4:a7:67:02:ff:8b:af:a2:9e:eb:78
Signer

.text
Size: 170KB - Virtual size: 170KB

.rdata
Size: 72KB - Virtual size: 71KB

.data
Size: 4KB - Virtual size: 9KB

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

.00cfg
Size: 512B - Virtual size: 56B

.gxfg
Size: 8KB - Virtual size: 7KB

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

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 314KB - Virtual size: 314KB

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