General

  • Target

    90cdd5588c88a2adadba0b64f16b7ad2263f45553587758fbeab30c92dee4a0e

  • Size

    1.7MB

  • Sample

    250126-y4a1nstler

  • MD5

    b6b9d3edbf91206c44fd6af369022586

  • SHA1

    56d3dd23078384c66229a2b74ea7437385ec9023

  • SHA256

    90cdd5588c88a2adadba0b64f16b7ad2263f45553587758fbeab30c92dee4a0e

  • SHA512

    9554434cc688b8e8623bfd47346fcfa6dcdaf054181f9e2d832d194623c43cf568a0459d7f9c2a6d42a3de314acf8ffc5629eebb2dc85f48dd1c69ab44ebb2f6

  • SSDEEP

    24576:OivrcLGshQ8B9/vRNbtoEknJZWhj4ZwkKgqVNteA3P1l/haVCoEWf6YfA2NXy:hVsSY9rtWnuj8wkK5lpk4ojBA2l

Malware Config

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      90cdd5588c88a2adadba0b64f16b7ad2263f45553587758fbeab30c92dee4a0e

    • Size

      1.7MB

    • MD5

      b6b9d3edbf91206c44fd6af369022586

    • SHA1

      56d3dd23078384c66229a2b74ea7437385ec9023

    • SHA256

      90cdd5588c88a2adadba0b64f16b7ad2263f45553587758fbeab30c92dee4a0e

    • SHA512

      9554434cc688b8e8623bfd47346fcfa6dcdaf054181f9e2d832d194623c43cf568a0459d7f9c2a6d42a3de314acf8ffc5629eebb2dc85f48dd1c69ab44ebb2f6

    • SSDEEP

      24576:OivrcLGshQ8B9/vRNbtoEknJZWhj4ZwkKgqVNteA3P1l/haVCoEWf6YfA2NXy:hVsSY9rtWnuj8wkK5lpk4ojBA2l

    • 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