2024-10-03_83a04c51f078af3a25820fcacb7ae342_cobalt-strike_ryuk

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General

Target

2024-10-03_83a04c51f078af3a25820fcacb7ae342_cobalt-strike_ryuk
Size

508KB
MD5

83a04c51f078af3a25820fcacb7ae342
SHA1

bfa63e9947af6efc08aa7ba4611a14623df1d57a
SHA256

e1ebaca689c7f5fe2412396881531161656b72a8c1504dc310a6a0b41bfcde47
SHA512

1704d8e7406e62998fe15a654bc928cc4f48e84f8242f7bb73f9585e0ea64b240bced404bd9edbce4dd0b88a05bd4cadb651e63b1e458c65d2d5dd7e1696e5f0
SSDEEP

6144:PJeHGPfpIp2e1DNUduReQTwWqO+aEJO55j8fOSxz2UU3ERGiH:HPfpzkDNSuR76aMO55j8f3Uj3ERGiH

Score

1^/10

Malware Config

Signatures

Files

2024-10-03_83a04c51f078af3a25820fcacb7ae342_cobalt-strike_ryuk
.exe windows:10 windows x64 arch:x64

200d5a19da27713996b5fd71e7de27c1

Code Sign

33:00:00:03:a5:41:11:e8:f0:7f:be:0b:75:00:00:00:00:03:a5
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

19/10/2023, 19:51

Not After

16/10/2024, 19:51

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

60:a9:ea:85:40:ba:26:90:0f:8e:1e:81:6c:61:ec:85:38:f2:2c:54:07:f1:66:a1:a2:c2:12:24:2b:b2:52:54
Signer

Actual PE Digest

60:a9:ea:85:40:ba:26:90:0f:8e:1e:81:6c:61:ec:85:38:f2:2c:54:07:f1:66:a1:a2:c2:12:24:2b:b2:52:54

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:\a\_work\e\src\out\Release_x64\ie_to_edge_stub.exe.pdb

Imports

advapi32

RegCloseKey
RegCreateKeyExW
RegGetValueW
RegOpenKeyExW
RegQueryValueExW
RegSetValueExW

oleaut32

SysFreeString
SysStringLen

shell32

CommandLineToArgvW
SHGetKnownFolderPath
SHGetSpecialFolderPathW
ShellExecuteW

shlwapi

PathCombineW
PathFileExistsW
StrChrW

user32

CharLowerBuffW
UnregisterClassW

wininet

DeleteUrlCacheContainerW
GetUrlCacheEntryBinaryBlob
UrlCacheCreateContainer

kernel32

AcquireSRWLockExclusive
CloseHandle
CompareStringW
CreateDirectoryW
CreateFileW
CreateProcessW
DebugBreak
DecodePointer
DeleteCriticalSection
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetDateFormatW
GetEnvironmentStringsW
GetExitCodeProcess
GetFileSizeEx
GetFileType
GetLastError
GetLocalTime
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetProductInfo
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersionExW
HeapAlloc
HeapDestroy
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LocalFree
MultiByteToWideChar
OutputDebugStringW
QueryPerformanceCounter
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEndOfFile
SetEnvironmentVariableW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
SleepConditionVariableSRW
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
VerSetConditionMask
VerifyVersionInfoW
WaitForSingleObject
WakeAllConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

ole32

CoInitializeEx
CoTaskMemFree

urlmon

CreateUri

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 17KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 140B

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

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

200d5a19da27713996b5fd71e7de27c1

Code Sign

33:00:00:03:a5:41:11:e8:f0:7f:be:0b:75:00:00:00:00:03:a5Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

60:a9:ea:85:40:ba:26:90:0f:8e:1e:81:6c:61:ec:85:38:f2:2c:54:07:f1:66:a1:a2:c2:12:24:2b:b2:52:54Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

oleaut32

shell32

shlwapi

user32

wininet

kernel32

ole32

urlmon

Sections

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

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

.data Size: 8KB - Virtual size: 19KB

.pdata Size: 17KB - Virtual size: 16KB

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

.retplne Size: 512B - Virtual size: 140B

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

_RDATA Size: 512B - Virtual size: 500B

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

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

33:00:00:03:a5:41:11:e8:f0:7f:be:0b:75:00:00:00:00:03:a5
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

60:a9:ea:85:40:ba:26:90:0f:8e:1e:81:6c:61:ec:85:38:f2:2c:54:07:f1:66:a1:a2:c2:12:24:2b:b2:52:54
Signer

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

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

.data
Size: 8KB - Virtual size: 19KB

.pdata
Size: 17KB - Virtual size: 16KB

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

.retplne
Size: 512B - Virtual size: 140B

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

_RDATA
Size: 512B - Virtual size: 500B

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

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