2024-06-27_2cc5cfab54f30044594b198f8a237f6f_cobalt-strike_ryuk

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General

Target

2024-06-27_2cc5cfab54f30044594b198f8a237f6f_cobalt-strike_ryuk
Size

363KB
MD5

2cc5cfab54f30044594b198f8a237f6f
SHA1

88fedd82d2a8f02d7d78154f795667622bd49daa
SHA256

bb093b90fa4685d45edb65cc6894338ca164f0ea9caf1d8d6a37a6b45b5f0bf9
SHA512

916ea8d4bfab4f9d46777f36ada6ff26d8a967431031ac89f7a8e060155229748697672272f3299b519daa6a653540f6e5453ca099ee18ad3da12786dabf3751
SSDEEP

6144:qHOXpgsyNFRxOAG1pT+X9IS2TUgiNQrnDiwDq+w/iQDf/ViV8ey89UkxT:WOZCNDxOZr+tISZN8Di1+w/iQhiVPyQx

Score

1^/10

Malware Config

Signatures

Files

2024-06-27_2cc5cfab54f30044594b198f8a237f6f_cobalt-strike_ryuk
.exe windows:5 windows x64 arch:x64

b10cc9766e976e5bfcffbebbe22e5eca

Code Sign

d3:da:f8:31:94:ea:a4:66:41:8f:1d:03:e4:f1:eb:93
Certificate

Issuer

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

05/11/2020, 00:00

Not After

05/11/2023, 23:59

Subject

CN=FUJITSU LIMITED,O=FUJITSU LIMITED,POSTALCODE=105-0021,STREET=1-5-2\, HIGASHISHIMBASHI,L=MINATO-KU,ST=Tokyo,C=JP

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

39:72:44:3a:f9:22:b7:51:d7:d3:6c:10:dd:31:35:95
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

12/03/2019, 00:00

Not After

31/12/2028, 23:59

Subject

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6a
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02/11/2018, 00:00

Not After

31/12/2030, 23:59

Subject

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

29/03/2022, 00:00

Not After

14/03/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,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

01:24:0a:fb:1e:38:0b:8a:16:f1:4b:71:9d:f4:d3:c0
Certificate

Issuer

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

Not Before

09/06/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

58:0f:47:c7:2c:d0:b5:4b:15:94:67:f7:7b:6b:57:6e:df:9f:47:6f:06:44:48:e3:39:17:91:49:7d:42:fb:c1
Signer

Actual PE Digest

58:0f:47:c7:2c:d0:b5:4b:15:94:67:f7:7b:6b:57:6e:df:9f:47:6f:06:44:48:e3:39:17:91:49:7d:42:fb:c1

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_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

S:\Build\XL\SRC\Bin\Printianavi2\Pnavi2Build\Release\x64\FJXLCSSV.pdb

Imports

version

VerQueryValueA
GetFileVersionInfoA
GetFileVersionInfoSizeA

rpcrt4

NdrServerCall2
RpcStringBindingComposeA
RpcBindingFromStringBindingA
RpcStringFreeA
RpcBindingFree
RpcMgmtStopServerListening
RpcServerRegisterIf
RpcServerUseProtseqA
RpcServerInqBindings
RpcEpRegisterA
RpcServerListen
RpcMgmtWaitServerListen
RpcEpUnregister
RpcBindingVectorFree
RpcServerUnregisterIf

ws2_32

freeaddrinfo
htons
inet_ntoa
WSACleanup
WSAStartup
getaddrinfo

shell32

SHCreateDirectoryExW
SHGetFolderPathW

shlwapi

PathRemoveBackslashW
PathRemoveFileSpecW

kernel32

GetLastError
lstrlenA
lstrcpynA
SetLastError
HeapAlloc
GetProcessHeap
HeapFree
GetCurrentThreadId
CloseHandle
lstrcpyA
GetFileSize
SetFilePointer
ReadFile
WriteFile
Sleep
CreateFileA
EnterCriticalSection
LeaveCriticalSection
CreateMailslotA
GetMailslotInfo
CreateFileW
IsDBCSLeadByte
GetCurrentDirectoryA
lstrcatA
MoveFileExA
GetLocalTime
GetCurrentProcessId
SetEvent
WaitForSingleObject
CreateMutexA
CreateEventA
ReleaseMutex
InitializeCriticalSection
DeleteCriticalSection
TerminateThread
lstrcmpiW
ResetEvent
GetComputerNameA
FreeLibrary
OpenMutexA
LoadLibraryA
CreateProcessA
GetTickCount
lstrlenW
DeleteFileW
FindFirstFileW
lstrcmpW
FindNextFileW
FindClose
GetVersionExA
lstrcmpA
GlobalAlloc
GlobalFree
GetModuleHandleExW
FreeLibraryAndExitThread
ExitThread
CreateThread
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
RtlUnwindEx
GetEnvironmentStringsW
RaiseException
EncodePointer
RtlPcToFileHeader
InitializeSListHead
GetSystemTimeAsFileTime
QueryPerformanceCounter
GetModuleHandleW
GetStartupInfoW
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
FreeEnvironmentStringsW
GetProcAddress
LoadLibraryExW
GetModuleFileNameA
ExitProcess
MultiByteToWideChar
WideCharToMultiByte
GetStdHandle
GetACP
SetStdHandle
GetStringTypeW
HeapSize
HeapReAlloc
GetConsoleCP
GetFileType
LCMapStringW
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
SetFilePointerEx
FlushFileBuffers
GetExitCodeThread
WriteConsoleW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess

user32

CharNextA
wsprintfA
GetUserObjectSecurity
SetUserObjectSecurity
CharPrevA
wsprintfW
IsWindow
PostMessageA
DestroyWindow
DefWindowProcA
GetClassInfoExA
RegisterClassExA
FindWindowA
CreateWindowExA
GetMessageA
TranslateMessage
DispatchMessageA
UnregisterClassA
PostQuitMessage

winspool.drv

OpenPrinterA
GetPrinterDataExA
ClosePrinter

advapi32

CryptDestroyHash
CryptGetHashParam
CryptHashData
CryptCreateHash
CryptAcquireContextA
StartServiceCtrlDispatcherA
RegisterServiceCtrlHandlerA
SetServiceStatus
SetSecurityDescriptorDacl
AddAccessAllowedAce
AddAce
GetAce
InitializeAcl
GetLengthSid
GetAclInformation
GetSecurityDescriptorDacl
FreeSid
InitializeSecurityDescriptor
AllocateAndInitializeSid
RegDeleteValueA
RegQueryValueExA
RegSetValueExA
RegCreateKeyExA
RegOpenKeyExA
DeregisterEventSource
ReportEventA
RegisterEventSourceA
RegQueryValueExW
RegCloseKey
RegOpenKeyExW
CryptReleaseContext

Sections

.text
Size: 209KB - Virtual size: 209KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 119KB - Virtual size: 118KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 232B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 6KB - Virtual size: 5KB

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

b10cc9766e976e5bfcffbebbe22e5eca

Code Sign

d3:da:f8:31:94:ea:a4:66:41:8f:1d:03:e4:f1:eb:93Certificate

Extended Key Usages

Key Usages

39:72:44:3a:f9:22:b7:51:d7:d3:6c:10:dd:31:35:95Certificate

Key Usages

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6aCertificate

Extended Key Usages

Key Usages

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9dCertificate

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

01:24:0a:fb:1e:38:0b:8a:16:f1:4b:71:9d:f4:d3:c0Certificate

Extended Key Usages

Key Usages

58:0f:47:c7:2c:d0:b5:4b:15:94:67:f7:7b:6b:57:6e:df:9f:47:6f:06:44:48:e3:39:17:91:49:7d:42:fb:c1Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

version

rpcrt4

ws2_32

shell32

shlwapi

kernel32

user32

winspool.drv

advapi32

Sections

.text Size: 209KB - Virtual size: 209KB

.rdata Size: 119KB - Virtual size: 118KB

.data Size: 4KB - Virtual size: 8KB

.pdata Size: 10KB - Virtual size: 9KB

.gfids Size: 512B - Virtual size: 232B

.rsrc Size: 6KB - Virtual size: 5KB

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

d3:da:f8:31:94:ea:a4:66:41:8f:1d:03:e4:f1:eb:93
Certificate

39:72:44:3a:f9:22:b7:51:d7:d3:6c:10:dd:31:35:95
Certificate

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6a
Certificate

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

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

01:24:0a:fb:1e:38:0b:8a:16:f1:4b:71:9d:f4:d3:c0
Certificate

58:0f:47:c7:2c:d0:b5:4b:15:94:67:f7:7b:6b:57:6e:df:9f:47:6f:06:44:48:e3:39:17:91:49:7d:42:fb:c1
Signer

.text
Size: 209KB - Virtual size: 209KB

.rdata
Size: 119KB - Virtual size: 118KB

.data
Size: 4KB - Virtual size: 8KB

.pdata
Size: 10KB - Virtual size: 9KB

.gfids
Size: 512B - Virtual size: 232B

.rsrc
Size: 6KB - Virtual size: 5KB

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