General

  • Target

    file.exe

  • Size

    1.7MB

  • Sample

    241121-bg8bbssjam

  • MD5

    0157dd2ed057c6d60f978e502fbee0d8

  • SHA1

    c55dfd3bf8e99c7925d83ac14e96b7eccec2383c

  • SHA256

    f8806791549705d6be98d2b40314fd54bac69524369e3ff429c9d18b0acebd53

  • SHA512

    8af621f9303824192ef1c2a8f3f94a5dc4eb4436ed14f0af970051928dba42e3ae17baea629b7889be2479dcb6ed265598ca4f73d47a59a449495427bfe327af

  • SSDEEP

    24576:I4S0ocJUWAnv8e2GbMa+LE1m8ZhfOJmCJf1NHqLg2678i5/1C:I4S0ohWAv8e9pO2DZhfg91oL/6B

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

      0157dd2ed057c6d60f978e502fbee0d8

    • SHA1

      c55dfd3bf8e99c7925d83ac14e96b7eccec2383c

    • SHA256

      f8806791549705d6be98d2b40314fd54bac69524369e3ff429c9d18b0acebd53

    • SHA512

      8af621f9303824192ef1c2a8f3f94a5dc4eb4436ed14f0af970051928dba42e3ae17baea629b7889be2479dcb6ed265598ca4f73d47a59a449495427bfe327af

    • SSDEEP

      24576:I4S0ocJUWAnv8e2GbMa+LE1m8ZhfOJmCJf1NHqLg2678i5/1C:I4S0ohWAv8e9pO2DZhfg91oL/6B

    • 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