Static task
static1
Behavioral task
behavioral1
Sample
Xerve.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Xerve.exe
Resource
win10v2004-20240426-en
General
-
Target
Xerve.exe
-
Size
573KB
-
MD5
7c3f39f7180dcb41399b7abf1b427c7e
-
SHA1
1b4164553862e905caa1ee3810fe88c5de5b57d7
-
SHA256
6ce6e0909fb294fe1013bd3107df86937044a10438f6ff68850272a09be39556
-
SHA512
c6c58f9192217f286d97d854b1d6eb4ca9e7102b3517e5808b6d664f18d6e6f6474cb525d20dbfcd0a6d2bac890211d77dc5242bbcd37b9646a326ffef1ec0b9
-
SSDEEP
12288:WION7uyujKi4QL4RbI2GOjLqgNfjBGD7U1EcG8L:WRN7uRKi4K4R1GOjNf62L
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Xerve.exe
Files
-
Xerve.exe.exe windows:6 windows x64 arch:x64
b31e046d1ba9e5780ea90f117705c612
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
python311
_PyWeakref_CallableProxyType
PyList_Sort
_PyGen_FetchStopIterationValue
PyExc_RuntimeError
PyObject_InitVar
PyObject_SetAttrString
PyNumber_FloorDivide
PyUnicode_Concat
PyExc_UnboundLocalError
_PyErr_WriteUnraisableMsg
_PyImport_FixupExtensionObject
Py_BuildValue
PyLong_FromUnsignedLongLong
PyComplex_FromDoubles
_PyObject_LookupAttr
PyObject_GetAttr
PyModule_GetName
PyBytes_FromString
PyModule_GetDef
_PyObject_GC_Resize
PyTuple_New
_Py_EllipsisObject
_PyFunction_Vectorcall
PyDict_SetItemString
PyLong_FromLongLong
PyFrame_Type
PyFloat_FromDouble
PySet_Add
PyExc_AttributeError
PyDictValues_Type
PyUnicode_New
PyObject_LengthHint
PyUnicode_FromWideChar
_PyWeakref_ClearRef
PyMarshal_ReadObjectFromString
PyObject_CallFunction
PyIter_Next
PyObject_GetIter
PyNumber_Add
PyIter_Send
PyUnicode_InternInPlace
PyNumber_InPlaceLshift
PyMapping_Size
PyDict_Type
PyObject_RichCompare
_Py_PackageContext
PyBool_Type
PyTuple_Type
PyCoro_Type
PyNumber_InPlaceAdd
PyFloat_Type
PyModule_NewObject
PyMethod_Type
PyLong_Type
PyNumber_Subtract
PyExc_OverflowError
PyCode_NewWithPosOnlyArgs
_Py_Dealloc
PyImport_GetModuleDict
PyModule_GetDict
PyObject_Free
PyImport_ImportFrozenModule
PyErr_ExceptionMatches
_PyErr_FormatFromCause
PyUnicode_FindChar
PyObject_GC_Del
PyObject_CallFunctionObjArgs
PyDescr_IsData
PyObject_ClearWeakRefs
PyCode_Type
PyUnicode_AsWideCharString
PyUnicode_FromFormat
PyNumber_InPlaceMultiply
PyErr_BadArgument
PySet_New
PyList_New
PyType_Ready
PyObject_GetAttrString
Py_CompileStringExFlags
PyList_Append
PyBytes_Type
PyObject_RichCompareBool
_PyObject_HasLen
PySet_Type
_PyLong_New
PyObject_GenericSetAttr
PyDict_New
PyObject_IsInstance
_PyDict_MaybeUntrack
_PyErr_ChainStackItem
PyFrozenSet_New
PyByteArray_FromStringAndSize
PyModule_ExecDef
_PyEval_EvalFrameDefault
PyCMethod_New
PyNumber_Negative
_PyGen_SetStopIterationValue
_PySet_NextEntry
PyErr_NoMemory
PyObject_Realloc
PyDict_GetItemString
PyEllipsis_Type
PyDict_GetItem
PyImport_FrozenModules
PyObject_CallObject
PyComplex_Type
PyBytes_FromStringAndSize
_Py_NotImplementedStruct
PyDict_DelItem
PyCode_Addr2Line
PyArg_ParseTupleAndKeywords
PyImport_ExecCodeModule
_PyWeakref_ProxyType
_PyObject_New
PyMem_Realloc
PyObject_Str
PyExc_NameError
PyTuple_Pack
_PyUnicode_Ready
PyCallable_Check
PyMem_Malloc
PyFrame_GetBack
_PyErr_NormalizeException
PyModuleDef_Type
PyExc_ImportError
PyGen_Type
PyObject_CallMethodObjArgs
PyArg_UnpackTuple
_PyWeakref_RefType
_PyObject_GC_NewVar
PyException_SetCause
PyList_SetItem
PyAsyncGen_Type
PyErr_Print
PyTraceBack_Type
_PyTuple_MaybeUntrack
PyRange_Type
Py_GenericAliasType
_PyLong_Copy
_PyType_Lookup
PyObject_Call
PyObject_Repr
PyByteArray_Type
PyArg_ParseTuple
PySys_WriteStderr
PyUnicode_Substring
PyEval_RestoreThread
PyUnicode_FromStringAndSize
PyUnicode_DecodeUTF8
PyImport_ExecCodeModuleEx
PyEval_GetFuncName
PyObject_SelfIter
PyImport_ImportModule
PySlice_Type
PyExc_KeyError
_PyArg_NoKeywords
PyFunction_Type
PyErr_WarnEx
PyOS_snprintf
PyCFunction_Type
PyObject_SetAttr
PyMem_Calloc
PyBaseObject_Type
PyExc_ImportWarning
PyNumber_InPlaceOr
PySequence_List
PyByteArray_FromObject
PyFrozenSet_Type
PyModule_GetFilenameObject
_PyAsyncGenWrappedValue_Type
Py_FrozenFlag
Py_IgnoreEnvironmentFlag
Py_InspectFlag
Py_InteractiveFlag
Py_UTF8Mode
PyDict_DelItemString
PyStructSequence_SetItem
Py_OptimizeFlag
Py_InitializeFromConfig
_PyRuntime_Initialize
PySys_SetArgv
Py_VerboseFlag
_PyConfig_InitCompatConfig
Py_BytesWarningFlag
PyObject_CallMethod
PyUnicode_AsUTF8
PyLong_AsLong
Py_DebugFlag
Py_DontWriteBytecodeFlag
PyStatus_Exception
Py_SetProgramName
Py_NoUserSiteDirectory
Py_NoSiteFlag
PyConfig_SetArgv
Py_SetPythonHome
_PyWarnings_Init
Py_ExitStatusException
Py_GetPath
PyType_Type
PyEval_AcquireThread
PyExc_FileNotFoundError
PyExc_GeneratorExit
PyExc_AssertionError
PyException_GetContext
PyExc_SystemError
_Py_TrueStruct
PyExc_IndexError
PyModule_Type
PyExc_TypeError
PyObject_IsSubclass
PyNumber_AsSsize_t
PyExc_StopAsyncIteration
PyNumber_Long
_PyRuntime
PyList_Type
PyExc_StopIteration
PyException_SetContext
PyUnicode_Type
PySequence_Check
PyDict_SetItem
PyDict_Merge
PyUnicode_Join
PyType_IsSubtype
PySeqIter_Type
PyExc_BaseException
PyErr_Format
PyExc_ValueError
PyErr_WriteUnraisable
PyExc_SystemExit
PySequence_Contains
_Py_NoneStruct
PyExc_KeyboardInterrupt
PyEval_SaveThread
PyLong_FromSsize_t
PyErr_PrintEx
PyObject_Malloc
Py_Exit
PyExc_Exception
Py_MakePendingCalls
_PyDict_NewPresized
Py_GenericAlias
PyUnicode_FromString
PyCapsule_New
PySys_SetObject
_Py_FalseStruct
PyStructSequence_New
PySys_GetObject
PyStructSequence_InitType
PyLong_FromLong
PyModule_FromDefAndSpec2
kernel32
WriteConsoleW
HeapReAlloc
HeapSize
SetFilePointerEx
GetFileSizeEx
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
GetProcessHeap
GetStringTypeW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
MultiByteToWideChar
GetFileType
LCMapStringW
CompareStringW
VirtualProtect
InitializeCriticalSectionEx
FlsFree
FlsSetValue
FlsGetValue
FlsAlloc
HeapFree
HeapAlloc
GetCommandLineW
GetCommandLineA
GetStdHandle
GetModuleHandleExW
ExitProcess
RtlPcToFileHeader
RaiseException
EncodePointer
FreeLibrary
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
SetLastError
RtlUnwindEx
GetModuleHandleW
GetStartupInfoW
IsDebuggerPresent
InitializeSListHead
GetCurrentThreadId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
LoadLibraryExW
FormatMessageA
GetSystemTimeAsFileTime
WideCharToMultiByte
GetCurrentProcessId
GetProcAddress
LoadResource
CloseHandle
LockResource
GetLastError
GetModuleHandleA
CreateFileW
FindResourceA
GetEnvironmentVariableW
SetErrorMode
SetEnvironmentVariableW
GetModuleFileNameW
GetShortPathNameW
WriteFile
SetStdHandle
Sections
.text Size: 433KB - Virtual size: 433KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 91KB - Virtual size: 90KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 15KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 15KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.fptable Size: 512B - Virtual size: 256B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 15KB - Virtual size: 14KB
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