2024-08-09_f31965633fc0c3a8c2b3d6c67682644d_cobalt-strike_hijackloader_ryuk

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General

Target

2024-08-09_f31965633fc0c3a8c2b3d6c67682644d_cobalt-strike_hijackloader_ryuk
Size

2.3MB
MD5

f31965633fc0c3a8c2b3d6c67682644d
SHA1

ee292ca0ad99dc4f56cc14a9230604dc3a605255
SHA256

47826890a9d34d6ceed6ea515907e561a09a755bb83b346fc338585a9435f0fa
SHA512

752aefd4866d0b6e14e80e42d9424e7122b9a845534b5fc03573f000ad9f0a7569cda198a28aa6dc7a6404fa83788263bb447496c516e9a440d7ca9fe4eb7818
SSDEEP

49152:M9z4D9SMJfMuTiZrTinvIJeqPyBUhw08t:I4DgWMtN3JeZ0a

Score

1^/10

Malware Config

Signatures

Files

2024-08-09_f31965633fc0c3a8c2b3d6c67682644d_cobalt-strike_hijackloader_ryuk
.exe windows:5 windows x64 arch:x64

2c3538f0f7273e19a2fdbb28ea7f4ee6

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

ff:dd:ce:38:9f:e4:43:55:e4:6b:13:24:13:e0:60:24:ea:a2:08:55:c2:82:33:9b:97:fb:f5:6c:e9:43:42:e8
Signer

Actual PE Digest

ff:dd:ce:38:9f:e4:43:55:e4:6b:13:24:13:e0:60:24:ea:a2:08:55:c2:82:33:9b:97:fb:f5:6c:e9:43:42:e8

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\launcher.exe.pdb

Imports

advapi32

RegCloseKey
RegOpenKeyExW
RegQueryValueExW
SystemFunction036

shlwapi

PathFileExistsA

user32

CreateIconFromResourceEx
CreateWindowExW
DefWindowProcW
DestroyIcon
DispatchMessageW
MsgWaitForMultipleObjects
PeekMessageW
RegisterClassExW
TranslateMessage

kernel32

AcquireSRWLockExclusive
AcquireSRWLockShared
AllocConsole
AttachConsole
CloseHandle
CompareFileTime
CompareStringW
CreateDirectoryW
CreateEventW
CreateFileW
CreateProcessA
CreateThread
DebugBreak
DecodePointer
DeleteCriticalSection
DeleteFileW
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
ExpandEnvironmentStringsA
ExpandEnvironmentStringsW
FileTimeToSystemTime
FindClose
FindFirstFileExW
FindFirstFileW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageA
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableA
GetExitCodeThread
GetFileAttributesExW
GetFileAttributesW
GetFileInformationByHandle
GetFileSizeEx
GetFileType
GetFullPathNameW
GetLastError
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemTimeAsFileTime
GetTempPathA
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersion
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitOnceExecuteOnce
InitializeConditionVariable
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
InitializeSRWLock
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringEx
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LoadLibraryW
LocalAlloc
LocalFree
MoveFileExW
MoveFileW
MultiByteToWideChar
OpenThread
OutputDebugStringA
PeekNamedPipe
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
ReleaseSRWLockShared
ResetEvent
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetCurrentDirectoryA
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetLastError
SetStdHandle
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
SleepEx
SystemTimeToTzSpecificLocalTime
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
VerSetConditionMask
VerifyVersionInfoW
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

comctl32

ord345

shell32

ShellExecuteA

ws2_32

WSACleanup
WSACloseEvent
WSACreateEvent
WSAEnumNetworkEvents
WSAEventSelect
WSAGetLastError
WSAIoctl
WSAResetEvent
WSASetEvent
WSASetLastError
WSAStartup
WSAWaitForMultipleEvents
__WSAFDIsSet
accept
bind
closesocket
connect
freeaddrinfo
getaddrinfo
getpeername
getsockname
getsockopt
htonl
htons
inet_ntop
inet_pton
ioctlsocket
listen
ntohl
ntohs
recv
recvfrom
select
send
sendto
setsockopt
socket

wintrust

WinVerifyTrust

crypt32

CertCloseStore
CertEnumCertificatesInStore
CertFindCertificateInStore
CertFreeCertificateContext
CertGetEnhancedKeyUsage
CertGetIntendedKeyUsage
CertGetNameStringA
CertOpenSystemStoreA
CryptMsgClose
CryptMsgGetParam
CryptQueryObject

winmm

timeGetTime

bcrypt

BCryptGenRandom

Sections

.text
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 323KB - Virtual size: 322KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 10KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 45KB - Virtual size: 45KB

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: 13KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 152B

.tls
Size: 512B - Virtual size: 321B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_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: 13KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2c3538f0f7273e19a2fdbb28ea7f4ee6

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

ff:dd:ce:38:9f:e4:43:55:e4:6b:13:24:13:e0:60:24:ea:a2:08:55:c2:82:33:9b:97:fb:f5:6c:e9:43:42:e8Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

shlwapi

user32

kernel32

comctl32

shell32

ws2_32

wintrust

crypt32

winmm

bcrypt

Sections

.text Size: 1.6MB - Virtual size: 1.6MB

.rdata Size: 323KB - Virtual size: 322KB

.data Size: 10KB - Virtual size: 19KB

.pdata Size: 45KB - Virtual size: 45KB

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

.gxfg Size: 13KB - Virtual size: 12KB

.retplne Size: 512B - Virtual size: 152B

.tls Size: 512B - Virtual size: 321B

_RDATA Size: 512B - Virtual size: 348B

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

.reloc Size: 13KB - Virtual size: 12KB

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

ff:dd:ce:38:9f:e4:43:55:e4:6b:13:24:13:e0:60:24:ea:a2:08:55:c2:82:33:9b:97:fb:f5:6c:e9:43:42:e8
Signer

.text
Size: 1.6MB - Virtual size: 1.6MB

.rdata
Size: 323KB - Virtual size: 322KB

.data
Size: 10KB - Virtual size: 19KB

.pdata
Size: 45KB - Virtual size: 45KB

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

.gxfg
Size: 13KB - Virtual size: 12KB

.retplne
Size: 512B - Virtual size: 152B

.tls
Size: 512B - Virtual size: 321B

_RDATA
Size: 512B - Virtual size: 348B

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

.reloc
Size: 13KB - Virtual size: 12KB