General

  • Target
    file.exe
  • Size 291KB
  • Sample231204-vlthhsdb71
  • SHA256 0cdec6aa2a559db4795ff299e8b4b322caf92e6042c9463b828243c97fb7748d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • stealc

C2
  • http://5.42.64.41

Attributes
  • url_path

    /40d570f44e84a454.php

rc4.plain

Targets

    • Target
      file.exe
    • Size 291KB
    • SHA256 0cdec6aa2a559db4795ff299e8b4b322caf92e6042c9463b828243c97fb7748d
    • MD5 SHA1 SHA512 SSDEEP
    • Stealc

      Stealc is an infostealer written in C++.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

MITRE ATT&CK Enterprise v15

Tasks