General

  • Target

    file.exe

  • Size

    1.7MB

  • Sample

    241121-rk5bvaxlam

  • MD5

    453c59afd11e10b0094658aa65b9659b

  • SHA1

    89083fded0b001e296e5a9c8447a5552a55e0065

  • SHA256

    ac58e9eaf21037b02fda46678d5af12713db0306531b9b282d77cac16b9f3e18

  • SHA512

    f1ed0f85497b82e5429c2a0c224cff479488556deefb7e8074d77d3d669ae978aeba668e9feaf5f13fdcfccace844ab2bd6ea2838775f13d954122319b2c048b

  • SSDEEP

    24576:ojbkK0RLYofX1IirjhZkrhKfp5AKA/osc3Ye5oVxhJkzlo/HrLaKJp4:ojunfX5jhMEfvbsc3Y3DkGzL

Malware Config

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      file.exe

    • Size

      1.7MB

    • MD5

      453c59afd11e10b0094658aa65b9659b

    • SHA1

      89083fded0b001e296e5a9c8447a5552a55e0065

    • SHA256

      ac58e9eaf21037b02fda46678d5af12713db0306531b9b282d77cac16b9f3e18

    • SHA512

      f1ed0f85497b82e5429c2a0c224cff479488556deefb7e8074d77d3d669ae978aeba668e9feaf5f13fdcfccace844ab2bd6ea2838775f13d954122319b2c048b

    • SSDEEP

      24576:ojbkK0RLYofX1IirjhZkrhKfp5AKA/osc3Ye5oVxhJkzlo/HrLaKJp4:ojunfX5jhMEfvbsc3Y3DkGzL

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

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

    • Identifies Wine through registry keys

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks