Static task
static1
Behavioral task
behavioral1
Sample
webex64.exe
Resource
win10-20231023-en
General
-
Target
webex64.exe
-
Size
126KB
-
MD5
9bf7459ab27757c9477367a27315850f
-
SHA1
ff9a10486964599e064d8bf475ecf0936f86feb4
-
SHA256
9ac4e6910fa359a0c6632e694dcd514cd39da049d45e9e7d9b0a49501702a5fe
-
SHA512
67e8be675eb3149f8417cb175e9fb126a27fd8cdd4060d0af58ae69d4442d1bad2186f29a6b64c8fb01692dccf215ee6ed16b4b08114a279bd524f0331efbe15
-
SSDEEP
3072:EsMJ9RhF8nSgKOLrxu+bq3QHDOfEvttp:6USgD1bqKD
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource webex64.exe
Files
-
webex64.exe.exe windows:6 windows x64 arch:x64
570feea50628db4cd4c9022372ce9505
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
ReadFile
GetModuleFileNameA
Sleep
CreateFileA
CloseHandle
GetFileSize
WriteFile
SetFilePointer
GetSystemTime
HeapFree
SetLastError
LoadLibraryA
GetNativeSystemInfo
HeapAlloc
GetProcAddress
GetProcessHeap
FreeLibrary
IsBadReadPtr
CreateFileW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
GetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
RaiseException
GetStdHandle
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetFileType
MultiByteToWideChar
HeapReAlloc
WideCharToMultiByte
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetStringTypeW
LCMapStringW
SetFilePointerEx
HeapSize
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
WriteConsoleW
Sections
.text Size: 71KB - Virtual size: 71KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 43KB - Virtual size: 42KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 7KB
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
_RDATA Size: 512B - Virtual size: 348B
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: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ