Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2024 23:58

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    d93fd3795d6fa86e06402a2f11be46ba

  • SHA1

    e670eaaaf23433fa7a27125af0291fcf0df95885

  • SHA256

    35b12ada409eee049b0fca0d3869bada83cc98dc1cfacd23c74a43d56ccff59d

  • SHA512

    c25cb5bbdbb0621185c131781e2bafa75e0adbc53bd18ef8916eb469f037ab72341b5b93742074939364e23f297403beb513bbd8ae17d0baa82df01ec25acc1f

  • SSDEEP

    24576:l+Y7XOYD1j/lcb2ZkfCxlQcmktFkui8KWK+/btCURBA6U7QF2gnF5:l1zLjtcqIEC/ui89K+TtFLALEFhn

Malware Config

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Stealc family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:5044

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/5044-0-0x0000000000F10000-0x00000000015A9000-memory.dmp

    Filesize

    6.6MB

  • memory/5044-1-0x0000000077E64000-0x0000000077E66000-memory.dmp

    Filesize

    8KB

  • memory/5044-2-0x0000000000F11000-0x0000000000F28000-memory.dmp

    Filesize

    92KB

  • memory/5044-3-0x0000000000F10000-0x00000000015A9000-memory.dmp

    Filesize

    6.6MB

  • memory/5044-5-0x0000000000F10000-0x00000000015A9000-memory.dmp

    Filesize

    6.6MB