General

  • Target

    bf9f90d33bc9105a3126f0d01e5fff98dafdc83f7d027510100f1b83aad7ba9c

  • Size

    1.8MB

  • Sample

    250125-cxnsas1kfs

  • MD5

    25ab4e70f03f24ec678b0567de43dbd1

  • SHA1

    a7b2e3aeb5f285a59e63301e7bd088472522d0d8

  • SHA256

    bf9f90d33bc9105a3126f0d01e5fff98dafdc83f7d027510100f1b83aad7ba9c

  • SHA512

    876cd035eeda9efafc69d5bed8823c9b8c80fbd271f43b65f37d367f604d4c5f2503414d2733a16e5d882689387af246ecf67ca5bf9d910efef05b61260bf01a

  • SSDEEP

    24576:NCj6auaenjw2qahBxutnG2PRQ3VmlmIoSqHpZve5qyzqMgbHNjNqu0QcIr2F:NTau7zTBxutnnd/qJkULzqu0QX2

Malware Config

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      bf9f90d33bc9105a3126f0d01e5fff98dafdc83f7d027510100f1b83aad7ba9c

    • Size

      1.8MB

    • MD5

      25ab4e70f03f24ec678b0567de43dbd1

    • SHA1

      a7b2e3aeb5f285a59e63301e7bd088472522d0d8

    • SHA256

      bf9f90d33bc9105a3126f0d01e5fff98dafdc83f7d027510100f1b83aad7ba9c

    • SHA512

      876cd035eeda9efafc69d5bed8823c9b8c80fbd271f43b65f37d367f604d4c5f2503414d2733a16e5d882689387af246ecf67ca5bf9d910efef05b61260bf01a

    • SSDEEP

      24576:NCj6auaenjw2qahBxutnG2PRQ3VmlmIoSqHpZve5qyzqMgbHNjNqu0QcIr2F:NTau7zTBxutnnd/qJkULzqu0QX2

    • 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