2024-04-16_953b8b1b68c5ac4941dc86d55567f16c_cobalt-strike_ryuk

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General

Target

2024-04-16_953b8b1b68c5ac4941dc86d55567f16c_cobalt-strike_ryuk
Size

867KB
MD5

953b8b1b68c5ac4941dc86d55567f16c
SHA1

ea53ba6318018f5cc573513358319e90506b5d8e
SHA256

6efb0191e0bfd6ae9177eb5077ce7b765859cd548ac181a128b2eaf3fcf635a6
SHA512

f624b9287c955822de22f8b7a7de1c23a5da060db0855ef0315268bf8e76d92bdd1d4d112d8abd46cb87e5834431efc4c5245c093444bd43488bcd6d6d55202c
SSDEEP

24576:sCD5sroWTXpHD2M4a3maKIe0MStS/o6ui2O9iT8C:DJ+GaTKIeVSc/zuiJil

Score

1^/10

Malware Config

Signatures

Files

2024-04-16_953b8b1b68c5ac4941dc86d55567f16c_cobalt-strike_ryuk
.exe windows:6 windows x64 arch:x64

df006d5e4f9bb75b913c2850ae9048e2

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

f4:3f:85:ce:2b:fa:de:1e:b4:7d:5e:c4:f5:d1:0d:ee:6c:6f:eb:40:32:02:b2:c9:f2:06:5d:43:ef:64:c0:a2
Signer

Actual PE Digest

f4:3f:85:ce:2b:fa:de:1e:b4:7d:5e:c4:f5:d1:0d:ee:6c:6f:eb:40:32:02:b2:c9:f2:06:5d:43:ef:64:c0:a2

Digest Algorithm

sha256

PE Digest Matches

true

fd:59:dc:e1:c1:0b:ca:12:fa:4b:f6:52:d6:08:2e:ff:71:53:aa:47
Signer

Actual PE Digest

fd:59:dc:e1:c1:0b:ca:12:fa:4b:f6:52:d6:08:2e:ff:71:53:aa:47

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

advapi32

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

gdi32

DeleteDC
ExtTextOutA
GetTextExtentPoint32A
SelectObject
SetBkColor
SetTextColor

shell32

ShellExecuteA
Shell_NotifyIconA

user32

AppendMenuA
CreateDialogParamA
CreateMenu
CreatePopupMenu
CreateWindowExA
DefWindowProcA
DestroyIcon
DestroyMenu
DestroyWindow
DialogBoxParamA
DispatchMessageA
DrawFocusRect
EnableWindow
EndDialog
FindWindowA
GetCursorPos
GetDC
GetDesktopWindow
GetDlgItem
GetDlgItemTextA
GetMenuDefaultItem
GetMenuItemCount
GetMenuItemInfoA
GetMessageA
GetSysColor
GetWindowLongPtrA
GetWindowRect
InsertMenuItemA
IsDialogMessageA
IsWindow
LoadIconA
MapDialogRect
MessageBeep
MessageBoxA
MessageBoxIndirectA
MoveWindow
MsgWaitForMultipleObjects
PeekMessageW
PostMessageA
PostQuitMessage
RegisterClassA
RegisterWindowMessageA
RemoveMenu
SendDlgItemMessageA
SendMessageA
SetActiveWindow
SetDlgItemTextA
SetForegroundWindow
SetMenuDefaultItem
SetWindowLongPtrA
SetWindowPos
ShowWindow
TabbedTextOutA
TrackPopupMenu
TranslateMessage

kernel32

CloseHandle
CompareStringW
ConnectNamedPipe
CreateEventA
CreateFileA
CreateFileMappingA
CreateFileW
CreateMutexA
CreateNamedPipeA
CreateThread
DeleteCriticalSection
DeleteFileA
DeleteFileW
EncodePointer
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileA
FindFirstFileExW
FindNextFileW
FindResourceA
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryA
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetDateFormatW
GetEnvironmentStringsW
GetFileSizeEx
GetFileType
GetLastError
GetModuleFileNameA
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetOverlappedResult
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryA
GetSystemTimeAsFileTime
GetTempPathA
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryA
LoadLibraryExW
LoadResource
LocalAlloc
LocalFree
LockResource
MapViewOfFile
MultiByteToWideChar
OpenFileMappingA
OpenProcess
OutputDebugStringW
QueryPerformanceCounter
RaiseException
ReadConsoleW
ReadFile
ReleaseMutex
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetCurrentDirectoryA
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetHandleInformation
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
SizeofResource
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
UnmapViewOfFile
VirtualQuery
WaitForSingleObject
WaitNamedPipeA
WideCharToMultiByte
WriteConsoleW
WriteFile

comdlg32

GetOpenFileNameA
GetSaveFileNameA

Sections

.text
Size: 354KB - Virtual size: 353KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 100KB - Virtual size: 100KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

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: 8KB

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: 359KB - Virtual size: 359KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

df006d5e4f9bb75b913c2850ae9048e2

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

f4:3f:85:ce:2b:fa:de:1e:b4:7d:5e:c4:f5:d1:0d:ee:6c:6f:eb:40:32:02:b2:c9:f2:06:5d:43:ef:64:c0:a2Signer

fd:59:dc:e1:c1:0b:ca:12:fa:4b:f6:52:d6:08:2e:ff:71:53:aa:47Signer

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

gdi32

shell32

user32

kernel32

comdlg32

Sections

.text Size: 354KB - Virtual size: 353KB

.rdata Size: 100KB - Virtual size: 100KB

.data Size: 3KB - Virtual size: 11KB

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

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

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

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 359KB - Virtual size: 359KB

.reloc Size: 4KB - Virtual size: 4KB

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

f4:3f:85:ce:2b:fa:de:1e:b4:7d:5e:c4:f5:d1:0d:ee:6c:6f:eb:40:32:02:b2:c9:f2:06:5d:43:ef:64:c0:a2
Signer

fd:59:dc:e1:c1:0b:ca:12:fa:4b:f6:52:d6:08:2e:ff:71:53:aa:47
Signer

.text
Size: 354KB - Virtual size: 353KB

.rdata
Size: 100KB - Virtual size: 100KB

.data
Size: 3KB - Virtual size: 11KB

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

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

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

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 359KB - Virtual size: 359KB

.reloc
Size: 4KB - Virtual size: 4KB