General

  • Target

    AON74_file.exe

  • Size

    1.7MB

  • Sample

    241122-exmw4szpep

  • MD5

    fcab8c77edd9c235497e92d29b6c028d

  • SHA1

    5bea36fb1edcb3801f5f7d5dacda5d0ffd5ac020

  • SHA256

    ece1bbf67dbee347fca668310d9fcf40f8e736d56bc81fb97e5f12f0d08ab3cb

  • SHA512

    a322e25357dbc738e8085deee5d1187ca1a411b5781cb878455e7615b2a7e6f77d70c36a768308c382afe614e5c8618c106155a5a6635c265243714215c83601

  • SSDEEP

    49152:pOC+TpfvWttDsNO9XY8Cg1EaaNMSs5Hp:StvWtVfuMX5Hp

Malware Config

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      AON74_file.exe

    • Size

      1.7MB

    • MD5

      fcab8c77edd9c235497e92d29b6c028d

    • SHA1

      5bea36fb1edcb3801f5f7d5dacda5d0ffd5ac020

    • SHA256

      ece1bbf67dbee347fca668310d9fcf40f8e736d56bc81fb97e5f12f0d08ab3cb

    • SHA512

      a322e25357dbc738e8085deee5d1187ca1a411b5781cb878455e7615b2a7e6f77d70c36a768308c382afe614e5c8618c106155a5a6635c265243714215c83601

    • SSDEEP

      49152:pOC+TpfvWttDsNO9XY8Cg1EaaNMSs5Hp:StvWtVfuMX5Hp

    • 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