2024-01-19_e3800cd0b32e5233645f651a800985d1_cobalt-strike_ryuk

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General

Target

2024-01-19_e3800cd0b32e5233645f651a800985d1_cobalt-strike_ryuk
Size

296KB
MD5

e3800cd0b32e5233645f651a800985d1
SHA1

032f17a53b7f2e00032b16c84b2135b76e15b837
SHA256

a30d1e5ea5538a34df5465fddee6c468e1977c4b26f3be00d33a536fc43487e3
SHA512

3e70b87ca7c836a50362b7e9468666842f6f02b22ba618fbcd7012a7d45451761197f6ca1c95892d92efa41a88779e1663ad610fc8582bb8e90a19c68810ba84
SSDEEP

3072:MYVHbXI+ZgvM7rHZBCYwK0GVrSttQI0B4EFV4wImL4RUh1bJIjToY46AQ4/xoSmr:MQgvM7DvC2VrOuI0B4ftKWohBRqL3x

Score

1^/10

Malware Config

Signatures

Files

2024-01-19_e3800cd0b32e5233645f651a800985d1_cobalt-strike_ryuk
.exe windows:6 windows x64 arch:x64

ad1f50b72c47362f8551df5125f73a5c

Code Sign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

Issuer

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

Not Before

22/10/2013, 12:00

Not After

22/10/2028, 12:00

Subject

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

01:f3:0a:8b:b8:68:16:53:8b:43:bf:89:d7:4d:9f:48
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

19/05/2021, 00:00

Not After

22/05/2024, 23:59

Subject

CN=Digiarty Software\, Inc.,O=Digiarty Software\, Inc.,L=Chengdu,ST=Sichuan,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

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

0e:96:56:4b:5d:25:e4:c1:ea:66:2f:fe:df:ad:ec:94:47:15:69:ba:bc:22:16:c2:4e:2d:45:37:24:d7:bd:c1
Signer

Actual PE Digest

0e:96:56:4b:5d:25:e4:c1:ea:66:2f:fe:df:ad:ec:94:47:15:69:ba:bc:22:16:c2:4e:2d:45:37:24:d7:bd: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

Imports

advapi32

RegCloseKey
RegQueryValueExA
RegOpenKeyExW

cfgmgr32

CM_Get_Device_IDA

setupapi

SetupDiDestroyDeviceInfoList
SetupDiGetDeviceRegistryPropertyW
SetupDiEnumDeviceInfo
SetupDiGetClassDevsW

kernel32

WriteConsoleW
QueryPerformanceCounter
CreateFileW
HeapSize
SetFilePointerEx
GetFileSizeEx
GetConsoleMode
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
MultiByteToWideChar
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetModuleHandleW
GetProcAddress
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
CloseHandle
SetEvent
ResetEvent
WaitForSingleObjectEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetCurrentProcessId
GetCurrentThreadId
InitializeSListHead
RtlPcToFileHeader
RaiseException
RtlUnwindEx
GetLastError
FreeLibrary
LoadLibraryExW
HeapAlloc
HeapReAlloc
HeapFree
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
GetStdHandle
WriteFile
GetCommandLineA
GetCommandLineW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
GetProcessHeap
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
FlushFileBuffers
GetConsoleOutputCP

Sections

.text
Size: 173KB - Virtual size: 173KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 94KB - Virtual size: 93KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 10KB

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

.gfids
Size: 1024B - Virtual size: 516B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.gehcont
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ad1f50b72c47362f8551df5125f73a5c

Code Sign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

01:f3:0a:8b:b8:68:16:53:8b:43:bf:89:d7:4d:9f:48Certificate

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

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

Extended Key Usages

Key Usages

0e:96:56:4b:5d:25:e4:c1:ea:66:2f:fe:df:ad:ec:94:47:15:69:ba:bc:22:16:c2:4e:2d:45:37:24:d7:bd:c1Signer

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

cfgmgr32

setupapi

kernel32

Sections

.text Size: 173KB - Virtual size: 173KB

.rdata Size: 94KB - Virtual size: 93KB

.data Size: 5KB - Virtual size: 10KB

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

.gfids Size: 1024B - Virtual size: 516B

.tls Size: 512B - Virtual size: 9B

.gehcont Size: 512B - Virtual size: 16B

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 3KB - Virtual size: 3KB

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

01:f3:0a:8b:b8:68:16:53:8b:43:bf:89:d7:4d:9f:48
Certificate

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

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

0e:96:56:4b:5d:25:e4:c1:ea:66:2f:fe:df:ad:ec:94:47:15:69:ba:bc:22:16:c2:4e:2d:45:37:24:d7:bd:c1
Signer

.text
Size: 173KB - Virtual size: 173KB

.rdata
Size: 94KB - Virtual size: 93KB

.data
Size: 5KB - Virtual size: 10KB

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

.gfids
Size: 1024B - Virtual size: 516B

.tls
Size: 512B - Virtual size: 9B

.gehcont
Size: 512B - Virtual size: 16B

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 3KB - Virtual size: 3KB