General

  • Target

    9b99f78feae13b68c17dcae9f101e986a94b83f2f6685993d120f9e8c82051f2

  • Size

    1.7MB

  • Sample

    250124-3svyxswnbk

  • MD5

    68ebb4f43096829cf16d1c92626e83f6

  • SHA1

    4333ae8ea93cb22605f0d382fd0ded99d39a37e9

  • SHA256

    9b99f78feae13b68c17dcae9f101e986a94b83f2f6685993d120f9e8c82051f2

  • SHA512

    d4f82dda5f4281a628280f98b3305129467f63807b585ce95d7e6318632bb2a529e44a76e2be6f9ef91a742b30ae322bf273bf3b0faf607b344bf3ba8b2e86d9

  • SSDEEP

    49152:Tbna4zxaCqv+TY7YY4JDnUbvTd+LXZ1jeT/+4OR:Tba4zJY4JDUDJcGQ

Malware Config

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      9b99f78feae13b68c17dcae9f101e986a94b83f2f6685993d120f9e8c82051f2

    • Size

      1.7MB

    • MD5

      68ebb4f43096829cf16d1c92626e83f6

    • SHA1

      4333ae8ea93cb22605f0d382fd0ded99d39a37e9

    • SHA256

      9b99f78feae13b68c17dcae9f101e986a94b83f2f6685993d120f9e8c82051f2

    • SHA512

      d4f82dda5f4281a628280f98b3305129467f63807b585ce95d7e6318632bb2a529e44a76e2be6f9ef91a742b30ae322bf273bf3b0faf607b344bf3ba8b2e86d9

    • SSDEEP

      49152:Tbna4zxaCqv+TY7YY4JDnUbvTd+LXZ1jeT/+4OR:Tba4zJY4JDUDJcGQ

    • 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