Analysis

  • max time kernel
    14s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    24/11/2024, 13:57

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    63467d79a3f868e98b2560394e80345f

  • SHA1

    fc3bca2a34ae3511f229f34483471a3804c4c24e

  • SHA256

    dbc2fd08e4e008755e38c372dfca2d459535a27df0c9ee97abeed7fb186a42a3

  • SHA512

    ab3e25780704d550a83dd008775c9cdf2745b05c4a70797cd4b29277975c655ef1ea261a0a55d83066eb405fd36e47b3b4953fdf09288c4f4234779ea33a7193

  • SSDEEP

    49152:Ja/zZhic2/wQ2aaWguehh3MJpyRvPSqoqQI17lz5Fj:JabZNaTa3MJpqoqTD

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 1 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:2528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2528-0-0x0000000000A00000-0x000000000109F000-memory.dmp

    Filesize

    6.6MB

  • memory/2528-1-0x0000000077B00000-0x0000000077B02000-memory.dmp

    Filesize

    8KB

  • memory/2528-2-0x0000000000A01000-0x0000000000A18000-memory.dmp

    Filesize

    92KB

  • memory/2528-3-0x0000000000A00000-0x000000000109F000-memory.dmp

    Filesize

    6.6MB

  • memory/2528-5-0x0000000000A00000-0x000000000109F000-memory.dmp

    Filesize

    6.6MB