F:\code\UnhookingPatch\x64\Release\UnhookingPatch.pdb
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-28_21cb548b5c4adfd61de94401705c7c7c_cobalt-strike_ryuk.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-28_21cb548b5c4adfd61de94401705c7c7c_cobalt-strike_ryuk.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-06-28_21cb548b5c4adfd61de94401705c7c7c_cobalt-strike_ryuk
-
Size
133KB
-
MD5
21cb548b5c4adfd61de94401705c7c7c
-
SHA1
f4223a790bba82bb42a93fe6ad3b3fae1a48edb5
-
SHA256
f3dcf92555004bd3f6ee9b48bcb1f8d6a249828219d18054bbb2a82d8c86a790
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SHA512
feaf60fb4a3a1deb09227ab2ff6f749698405df112682a78c20216006b56db2a7e443bb556440953c87c2f95bf3b1023eb79a5d0d56dafdebdbc0c3924744b8b
-
SSDEEP
3072:QQcN/pB0CKt0dtM9sJUU/Bd+wYj/6oflZ6Bu:/qH0tUkEBY+
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-06-28_21cb548b5c4adfd61de94401705c7c7c_cobalt-strike_ryuk
Files
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2024-06-28_21cb548b5c4adfd61de94401705c7c7c_cobalt-strike_ryuk.exe windows:6 windows x64 arch:x64
d5e662b1f81a97e2e479e03d1a4b2f09
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
Imports
kernel32
CloseHandle
CompareStringW
CreateFileMappingNumaA
CreateFileW
DeleteCriticalSection
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetFileSizeEx
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LoadLibraryW
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
VirtualProtect
WideCharToMultiByte
WriteConsoleW
WriteFile
ntdll
NtAllocateVirtualMemory
NtCreateThreadEx
NtProtectVirtualMemory
NtWaitForSingleObject
RtlEthernetStringToAddressA
Sections
.text Size: 74KB - Virtual size: 74KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 44KB - Virtual size: 44KB
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: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.00cfg Size: 512B - Virtual size: 40B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.voltbl Size: 512B - Virtual size: 42B
_RDATA Size: 512B - Virtual size: 252B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 424B
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