General

  • Target

    5b2141890ab82f49ede79a9b094c31f004c5ed51b3c4b3768afde76d3c595749

  • Size

    1.7MB

  • Sample

    250125-nbyadszpdx

  • MD5

    7538a756f342b19f688b414c0b56db33

  • SHA1

    5638800f3b28e0de7a9b6f74ed44df3e5c7a4d3f

  • SHA256

    5b2141890ab82f49ede79a9b094c31f004c5ed51b3c4b3768afde76d3c595749

  • SHA512

    46d9fa1fa2f006f36baac878bb376a183179c1ac25811fb60d8fabcfb5b3cde63618514b9d91308a04f046f6645c83b0590860b9a844706cc66a19ffb41cff09

  • SSDEEP

    49152:xHcuKPGHy8OJGLJumn11LC5qiHy1thVjzFHXA:ONP0/6GLJumn1pe6Njz9XA

Malware Config

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      5b2141890ab82f49ede79a9b094c31f004c5ed51b3c4b3768afde76d3c595749

    • Size

      1.7MB

    • MD5

      7538a756f342b19f688b414c0b56db33

    • SHA1

      5638800f3b28e0de7a9b6f74ed44df3e5c7a4d3f

    • SHA256

      5b2141890ab82f49ede79a9b094c31f004c5ed51b3c4b3768afde76d3c595749

    • SHA512

      46d9fa1fa2f006f36baac878bb376a183179c1ac25811fb60d8fabcfb5b3cde63618514b9d91308a04f046f6645c83b0590860b9a844706cc66a19ffb41cff09

    • SSDEEP

      49152:xHcuKPGHy8OJGLJumn11LC5qiHy1thVjzFHXA:ONP0/6GLJumn1pe6Njz9XA

    • 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