nyula[.]exe | Triage

Sharing

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General

Target

nyula.exe
Size

198KB
MD5

09199d2c8701c6381c0397d3d6f42e1a
SHA1

5c9462e0d71ce918ef3b45c53f2491950f643068
SHA256

bfd1454989be7d9514b7fc4963181190669c01101144bc75fddf1db33b10b9ea
SHA512

2b49114735fade5b54a1396cc9d7d07b401e12fa7a3f46a6d01d8d113e490afb334838567451264e28a60e725e5514d58fa3eec3ad15356b723f65ce275e80d5
SSDEEP

3072:BebJkkmKWY3EQTEck+U5QyQXzJV6vPfpyw:lKWYHk+U5QyAV6Bj

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
nyula.exe

Files

nyula.exe
.exe windows:6 windows x64 arch:x64

2f21380a97b485e60f852e1a372ef5e8

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

user32

MessageBoxW
MessageBoxA

python311

PyObject_Str
PyMem_RawFree
PyUnicode_FromString
Py_Exit
Py_SetPath
PyImport_ImportModule
PyErr_NormalizeException
PySys_GetObject
Py_NoSiteFlag
PyObject_CallObject
PyMem_RawMalloc
PyUnicode_Format
PyTuple_New
PyExc_SystemExit
Py_Finalize
PyMem_Free
Py_SetProgramName
PyUnicode_Join
_Py_Dealloc
Py_Initialize
PyErr_ExceptionMatches
PyErr_Fetch
PyLong_AsLong
PyUnicode_AsWideCharString
Py_FrozenFlag
PySys_SetArgvEx
_Py_NoneStruct
Py_IgnoreEnvironmentFlag
PyErr_Clear
PyObject_GetAttrString

kernel32

GetSystemTimeAsFileTime
GetModuleFileNameW
LoadLibraryExW
GetModuleHandleW
GetStartupInfoW
IsDebuggerPresent
InitializeSListHead
RtlCaptureContext
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
AddDllDirectory

vcruntime140

__current_exception_context
__current_exception
__C_specific_handler
wcsrchr
memcpy
memset

api-ms-win-crt-runtime-l1-1-0

_register_onexit_function
_initialize_onexit_table
terminate
_register_thread_local_exe_atexit_callback
_cexit
_exit
exit
_initterm_e
_initterm
_get_wide_winmain_command_line
_initialize_wide_environment
_configure_wide_argv
_crt_atexit
_set_app_type
_seh_filter_exe
__p___argc
__p___wargv
_c_exit

api-ms-win-crt-stdio-l1-1-0

__p__commode
_set_fmode
__stdio_common_vswprintf

api-ms-win-crt-math-l1-1-0

__setusermatherr

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

api-ms-win-crt-heap-l1-1-0

_set_new_mode

Sections

.text
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 1024B - Virtual size: 540B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 183KB - Virtual size: 182KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 48B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2f21380a97b485e60f852e1a372ef5e8

Headers

DLL Characteristics

File Characteristics

Imports

user32

python311

kernel32

vcruntime140

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-heap-l1-1-0

Sections

.text Size: 6KB - Virtual size: 5KB

.rdata Size: 6KB - Virtual size: 6KB

.data Size: 512B - Virtual size: 3KB

.pdata Size: 1024B - Virtual size: 540B

.rsrc Size: 183KB - Virtual size: 182KB

.reloc Size: 512B - Virtual size: 48B

.text
Size: 6KB - Virtual size: 5KB

.rdata
Size: 6KB - Virtual size: 6KB

.data
Size: 512B - Virtual size: 3KB

.pdata
Size: 1024B - Virtual size: 540B

.rsrc
Size: 183KB - Virtual size: 182KB

.reloc
Size: 512B - Virtual size: 48B