2024-04-17_8276e93346b422948795636c7ba69911_cobalt-strike_ryuk

Sharing

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General

Target

2024-04-17_8276e93346b422948795636c7ba69911_cobalt-strike_ryuk
Size

973KB
MD5

8276e93346b422948795636c7ba69911
SHA1

870c7918abf572651146d59874d37e2cd9a9895e
SHA256

15416c2dbcedbe0bc6e01fd541a275064ddb4dbeddc62843ee35984ce897cc4d
SHA512

4011515bc2f9231f34be14e72637e93680357af9ff01728de23f47338d20d77b75bbcde71afde81b5d9fd1666bb2d6aecccadc44008bb2a5e81a82e5ae601b3e
SSDEEP

24576:pcegHxCxoO1d0Cpet4rNjgpHG2w0erM0OcYCEZx+aWu:pQxCxoO1d0CpetjNY0WMfcYdxp

Score

1^/10

Malware Config

Signatures

Files

2024-04-17_8276e93346b422948795636c7ba69911_cobalt-strike_ryuk
.exe windows:6 windows x64 arch:x64

add361a4f3939af38d11873f1d74bded

Code Sign

8e:3f:bf:b9:1b:e6:da:04:1b:a4:1f:7a:98:3a:d6:1e
Certificate

Issuer

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Not Before

06/11/2021, 00:00

Not After

05/11/2024, 23:59

Subject

CN=Simon Tatham,O=Simon Tatham,ST=Cambridgeshire,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

Issuer

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

Issuer

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

Not Before

25/05/2021, 00:00

Not After

31/12/2028, 23:59

Subject

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

01
Certificate

Issuer

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

Not Before

01/01/2004, 00:00

Not After

31/12/2028, 23:59

Subject

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

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

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

Not Before

02/05/2019, 00:00

Not After

18/01/2038, 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

03/05/2023, 00:00

Not After

02/08/2034, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #4,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

8e:3f:bf:b9:1b:e6:da:04:1b:a4:1f:7a:98:3a:d6:1e
Certificate

Issuer

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Not Before

06/11/2021, 00:00

Not After

05/11/2024, 23:59

Subject

CN=Simon Tatham,O=Simon Tatham,ST=Cambridgeshire,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

Issuer

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

Issuer

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

Not Before

25/05/2021, 00:00

Not After

31/12/2028, 23:59

Subject

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

01
Certificate

Issuer

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

Not Before

01/01/2004, 00:00

Not After

31/12/2028, 23:59

Subject

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

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

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

Not Before

02/05/2019, 00:00

Not After

18/01/2038, 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

03/05/2023, 00:00

Not After

02/08/2034, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #4,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

eb:f1:33:dc:9a:c7:28:ca:f6:6e:69:94:5e:17:0f:89:78:b3:b3:75:15:95:0b:91:da:40:cb:9f:09:56:17:c6
Signer

Actual PE Digest

eb:f1:33:dc:9a:c7:28:ca:f6:6e:69:94:5e:17:0f:89:78:b3:b3:75:15:95:0b:91:da:40:cb:9f:09:56:17:c6

Digest Algorithm

sha256

PE Digest Matches

true

5e:3a:83:c7:b2:62:e0:72:3f:b5:ea:1f:f1:e3:ea:92:c1:3e:9f:67
Signer

Actual PE Digest

5e:3a:83:c7:b2:62:e0:72:3f:b5:ea:1f:f1:e3:ea:92:c1:3e:9f:67

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_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

CloseHandle
CompareStringW
ConnectNamedPipe
CreateDirectoryA
CreateEventA
CreateFileA
CreateFileMappingA
CreateFileW
CreateMutexA
CreateNamedPipeA
CreatePipe
CreateProcessA
CreateThread
DeleteCriticalSection
DeleteFileA
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
FindClose
FindFirstFileA
FindFirstFileExW
FindNextFileA
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetEnvironmentStringsW
GetEnvironmentVariableA
GetFileAttributesA
GetFileSize
GetFileSizeEx
GetFileTime
GetFileType
GetLastError
GetLocalTime
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetOverlappedResult
GetProcAddress
GetProcessHeap
GetProcessTimes
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryA
GetSystemTimeAsFileTime
GetThreadTimes
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetWindowsDirectoryA
GlobalMemoryStatus
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringW
LeaveCriticalSection
LoadLibraryA
LoadLibraryExA
LoadLibraryExW
LocalAlloc
LocalFileTimeToFileTime
LocalFree
MapViewOfFile
MultiByteToWideChar
OpenProcess
OutputDebugStringW
QueryPerformanceCounter
RaiseException
ReadConsoleW
ReadFile
ReleaseMutex
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetConsoleMode
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetFileTime
SetHandleInformation
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
UnmapViewOfFile
WaitForMultipleObjects
WaitForSingleObject
WaitNamedPipeA
WideCharToMultiByte
WriteConsoleW
WriteFile

advapi32

AllocateAndInitializeSid
CopySid
EqualSid
GetLengthSid
GetUserNameA
InitializeSecurityDescriptor
RegCloseKey
RegCreateKeyExA
RegEnumKeyA
RegOpenKeyA
RegOpenKeyExA
RegQueryValueExA
RegSetValueExA
SetSecurityDescriptorDacl
SetSecurityDescriptorOwner

user32

FindWindowA
GetCapture
GetClipboardOwner
GetCursorPos
GetForegroundWindow
GetQueueStatus
SendMessageA

Sections

.text
Size: 701KB - Virtual size: 700KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 197KB - Virtual size: 197KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 24KB - Virtual size: 23KB

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: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

add361a4f3939af38d11873f1d74bded

Code Sign

8e:3f:bf:b9:1b:e6:da:04:1b:a4:1f:7a:98:3a:d6:1eCertificate

Extended Key Usages

Key Usages

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0aCertificate

Extended Key Usages

Key Usages

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16Certificate

Extended Key Usages

Key Usages

01Certificate

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4Certificate

Extended Key Usages

Key Usages

8e:3f:bf:b9:1b:e6:da:04:1b:a4:1f:7a:98:3a:d6:1eCertificate

Extended Key Usages

Key Usages

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0aCertificate

Extended Key Usages

Key Usages

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16Certificate

Extended Key Usages

Key Usages

01Certificate

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4Certificate

Extended Key Usages

Key Usages

eb:f1:33:dc:9a:c7:28:ca:f6:6e:69:94:5e:17:0f:89:78:b3:b3:75:15:95:0b:91:da:40:cb:9f:09:56:17:c6Signer

5e:3a:83:c7:b2:62:e0:72:3f:b5:ea:1f:f1:e3:ea:92:c1:3e:9f:67Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

user32

Sections

.text Size: 701KB - Virtual size: 700KB

.rdata Size: 197KB - Virtual size: 197KB

.data Size: 4KB - Virtual size: 11KB

.pdata Size: 24KB - Virtual size: 23KB

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

.gxfg Size: 11KB - Virtual size: 10KB

_RDATA Size: 512B - Virtual size: 348B

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

.reloc Size: 7KB - Virtual size: 6KB

8e:3f:bf:b9:1b:e6:da:04:1b:a4:1f:7a:98:3a:d6:1e
Certificate

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

01
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

8e:3f:bf:b9:1b:e6:da:04:1b:a4:1f:7a:98:3a:d6:1e
Certificate

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

01
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

eb:f1:33:dc:9a:c7:28:ca:f6:6e:69:94:5e:17:0f:89:78:b3:b3:75:15:95:0b:91:da:40:cb:9f:09:56:17:c6
Signer

5e:3a:83:c7:b2:62:e0:72:3f:b5:ea:1f:f1:e3:ea:92:c1:3e:9f:67
Signer

.text
Size: 701KB - Virtual size: 700KB

.rdata
Size: 197KB - Virtual size: 197KB

.data
Size: 4KB - Virtual size: 11KB

.pdata
Size: 24KB - Virtual size: 23KB

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

.gxfg
Size: 11KB - Virtual size: 10KB

_RDATA
Size: 512B - Virtual size: 348B

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

.reloc
Size: 7KB - Virtual size: 6KB