Static task
static1
Behavioral task
behavioral1
Sample
checker.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
checker.exe
Resource
win10-20230703-en
Behavioral task
behavioral3
Sample
checker.exe
Resource
win10v2004-20230703-en
General
-
Target
checker.exe
-
Size
7.7MB
-
MD5
e82430023402ae5488a63a92ea9e89db
-
SHA1
b0e69661ea28cbc545fd5880968d5b6c82619a6d
-
SHA256
ce9930d2ee42c9bd905b49fd3029c8b8111cbd99c1c4fcc121b91a3a024176f9
-
SHA512
d68e1befc14b44f6c9c928b95e8c46e78b8f32a41fa1daa38722b098f45fc4e0ef1442b41a0f3ebc4b2483a4b00aa22881686bbf22bc63b098cd4df5eeb68617
-
SSDEEP
98304:pGyjDZRxnDSUrYwaxLaIaiFrEF9o31g+s/I:pGUDPxnDSq
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource checker.exe
Files
-
checker.exe.exe windows x64
808a97e01bf7d70801802ccadec30033
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
PyUnicode_New
_PyUnicode_Ready
PyLong_FromSsize_t
PyLong_FromLongLong
PyLong_FromUnsignedLongLong
_PyLong_New
_PyLong_Copy
PyFloat_FromDouble
PyComplex_FromDoubles
PyTuple_New
PyTuple_Pack
_PyTuple_MaybeUntrack
PyList_New
PyList_SetItem
PyList_Append
PyList_Sort
PyDict_New
PyDict_GetItem
PyDict_DelItem
PyDict_GetItemString
PyDict_SetItemString
_PyDict_NewPresized
_PyDict_MaybeUntrack
PySet_New
PyFrozenSet_New
PySet_Add
_PySet_NextEntry
PyCMethod_New
PyModule_NewObject
PyModule_GetDict
PyModule_GetName
PyModule_GetFilenameObject
PyModule_GetDef
_PyFunction_Vectorcall
PyCode_NewWithPosOnlyArgs
PyFrame_GetBack
_PyGen_SetStopIterationValue
_PyGen_FetchStopIterationValue
PyDescr_IsData
PyErr_WarnEx
_PyWeakref_ClearRef
PyErr_ExceptionMatches
PyException_SetCause
PyErr_BadArgument
PyErr_NoMemory
PyOS_snprintf
_PyErr_WriteUnraisableMsg
PyArg_ParseTuple
PyArg_ParseTupleAndKeywords
PyArg_UnpackTuple
Py_BuildValue
PyModule_ExecDef
PyModule_FromDefAndSpec2
_PyArg_NoKeywords
PyErr_Print
Py_CompileStringExFlags
PyEval_GetFuncName
PyEval_RestoreThread
PySys_WriteStderr
PyImport_ExecCodeModule
PyImport_ExecCodeModuleEx
PyImport_GetModuleDict
PyImport_ImportModule
PyImport_ImportFrozenModule
PyUnicode_Join
PyObject_Call
PyObject_CallObject
PyObject_CallFunction
PyObject_CallFunctionObjArgs
PyObject_CallMethodObjArgs
PyObject_GetIter
PyIter_Next
PyIter_Send
PyNumber_Add
PyNumber_Subtract
PyNumber_FloorDivide
PyNumber_Negative
PyNumber_InPlaceAdd
PyNumber_InPlaceMultiply
PyNumber_InPlaceLshift
PyNumber_InPlaceOr
PySequence_List
PyMapping_Size
PyObject_IsInstance
PyMarshal_ReadObjectFromString
_PyErr_NormalizeException
PyBaseObject_Type
_Py_NotImplementedStruct
PyByteArray_Type
PyBytes_Type
PyLong_Type
PyBool_Type
PyFloat_Type
PyComplex_Type
PyRange_Type
PyTuple_Type
PyList_Type
PyDict_Type
PySet_Type
PyFrozenSet_Type
PyCFunction_Type
PyModuleDef_Type
PyFunction_Type
PyMethod_Type
PyCode_Type
PyFrame_Type
PyTraceBack_Type
_Py_EllipsisObject
PySlice_Type
PyEllipsis_Type
PyGen_Type
PyCoro_Type
PyAsyncGen_Type
_PyAsyncGenWrappedValue_Type
Py_GenericAliasType
_PyWeakref_RefType
_PyWeakref_ProxyType
_PyWeakref_CallableProxyType
PyExc_StopAsyncIteration
PyExc_GeneratorExit
PyExc_AttributeError
PyExc_ImportError
PyExc_KeyError
PyExc_NameError
PyExc_OverflowError
PyExc_RuntimeError
PyExc_SystemError
PyExc_ValueError
PyExc_ImportWarning
_Py_PackageContext
PyUnicode_FindChar
PyUnicode_Concat
PyUnicode_DecodeUTF8
PyUnicode_FromWideChar
PyUnicode_InternInPlace
PyUnicode_FromFormat
PyUnicode_Substring
PyUnicode_FromStringAndSize
PyBytes_FromStringAndSize
PyByteArray_FromStringAndSize
PyByteArray_FromObject
PyObject_GC_Del
_PyObject_GC_Resize
_PyObject_New
PyObject_InitVar
_PyType_Lookup
PyObject_ClearWeakRefs
PyCallable_Check
PyObject_GenericSetAttr
PyObject_SelfIter
PyObject_SetAttr
PyObject_GetAttr
PyObject_SetAttrString
PyObject_RichCompareBool
PyObject_Repr
PyType_Ready
PyMem_Realloc
PyMem_Calloc
PyMem_Malloc
PyImport_FrozenModules
Py_UTF8Mode
Py_NoUserSiteDirectory
Py_DontWriteBytecodeFlag
Py_IgnoreEnvironmentFlag
Py_FrozenFlag
Py_BytesWarningFlag
Py_NoSiteFlag
Py_OptimizeFlag
Py_InspectFlag
Py_InteractiveFlag
Py_VerboseFlag
Py_DebugFlag
_PyConfig_InitCompatConfig
_PyRuntime_Initialize
_PyWarnings_Init
PyObject_DelItem
PyObject_SetItem
PySys_SetArgv
Py_ExitStatusException
Py_InitializeFromConfig
Py_SetProgramName
PyConfig_SetArgv
PyConfig_SetString
PyWideStringList_Append
PyDict_DelItemString
PyLong_AsLong
PyUnicode_AsUTF8
PyObject_GetAttrString
_PyRuntime
PyExc_TypeError
PyExc_StopIteration
PySeqIter_Type
PyModule_Type
PyUnicode_Type
_Py_NoneStruct
PyType_Type
PyObject_IsSubclass
PySequence_Check
PyNumber_AsSsize_t
PyEval_AcquireThread
PyEval_SaveThread
Py_MakePendingCalls
Py_Exit
PyErr_PrintEx
PyErr_WriteUnraisable
PyErr_Format
PyException_SetContext
PyException_GetContext
Py_GenericAlias
PyDict_SetItem
PyObject_Malloc
PyType_IsSubtype
_Py_TrueStruct
_Py_FalseStruct
PySys_SetObject
PySys_GetObject
PyStructSequence_New
PyStructSequence_InitType
PyCapsule_New
PyLong_FromLong
PyUnicode_FromString
_PyImport_FixupExtensionObject
kernel32
WriteConsoleW
HeapReAlloc
HeapSize
SetFilePointerEx
GetFileSizeEx
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
GetProcessHeap
GetStringTypeW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetFileType
LCMapStringW
CompareStringW
FlsFree
FlsSetValue
FlsGetValue
FlsAlloc
MultiByteToWideChar
HeapFree
HeapAlloc
GetCommandLineW
GetCommandLineA
GetModuleHandleExW
ExitProcess
GetStdHandle
RtlPcToFileHeader
RaiseException
EncodePointer
FreeLibrary
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
SetLastError
RtlUnwindEx
GetEnvironmentVariableW
GetModuleHandleW
GetStartupInfoW
IsDebuggerPresent
InitializeSListHead
GetCurrentThreadId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
WideCharToMultiByte
FindResourceA
FormatMessageA
LockResource
LoadResource
LoadLibraryExW
GetProcAddress
GetModuleFileNameW
GetSystemTimeAsFileTime
GetCurrentProcessId
SetErrorMode
GetLastError
CloseHandle
WriteFile
GetShortPathNameW
CreateFileW
SetDllDirectoryW
SetEnvironmentVariableW
SetStdHandle
Sections
.text Size: 215KB - Virtual size: 214KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 85KB - Virtual size: 85KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 29KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 11KB - Virtual size: 11KB
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: 7.3MB - Virtual size: 7.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ