General

  • Target

    random.exe

  • Size

    1.7MB

  • Sample

    250131-wcl8hssncz

  • MD5

    46351c64c0b9125cd166ea7ffd2fe19c

  • SHA1

    96c9fc0b21f9f2b28726a6ce13b9ccdc197625b3

  • SHA256

    43b277bf7b530eb470cbcd19efdf730f1a20c0fad7bc06857fabe13c34cd9da8

  • SHA512

    bf99836d8fdfe49538616ff2e23755e37392469fa3296bd419e6367ae726a1300c5cbaaea69dfc62224d8c718d4eb2147815c47f7911a7c2c28ef6f99a5a89a4

  • SSDEEP

    24576:QKzZ1cAz0DnZtoEdfIlWvNFyakDiOH9IbKKe0i8jrVllFTYt9r/bXYDx+j+phY9U:5zZP2nft+lWXy1oKK/7/lal/01+a/

Malware Config

Extracted

Family

stealc

Botnet

kira

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      random.exe

    • Size

      1.7MB

    • MD5

      46351c64c0b9125cd166ea7ffd2fe19c

    • SHA1

      96c9fc0b21f9f2b28726a6ce13b9ccdc197625b3

    • SHA256

      43b277bf7b530eb470cbcd19efdf730f1a20c0fad7bc06857fabe13c34cd9da8

    • SHA512

      bf99836d8fdfe49538616ff2e23755e37392469fa3296bd419e6367ae726a1300c5cbaaea69dfc62224d8c718d4eb2147815c47f7911a7c2c28ef6f99a5a89a4

    • SSDEEP

      24576:QKzZ1cAz0DnZtoEdfIlWvNFyakDiOH9IbKKe0i8jrVllFTYt9r/bXYDx+j+phY9U:5zZP2nft+lWXy1oKK/7/lal/01+a/

    • 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.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks