General

  • Target

    osnova.ps1

  • Size

    2KB

  • Sample

    250227-rmnrwazqx8

  • MD5

    5e68cbe68666c656fb39e21bfca5cea4

  • SHA1

    837976c146b02d48ccd9c23d0edc4327533854c5

  • SHA256

    4dcca5d3269eb44f3cf7af62c0da3b6acab67eb758c9fb2f5cc5b1d13a7286f7

  • SHA512

    d5addc542ce04d4a4f90e313b70a8c04d41406e8a6983b6c489d24d316bfafb922cfec848efa87155634b5cda7485bde17c9ad5af2fccb22bc6dff409486ba3d

Malware Config

Extracted

Family

stealc

Botnet

Clizma

C2

http://104.245.240.18

Attributes
  • url_path

    /d7f85cd3e24a4757.php

Targets

    • Target

      osnova.ps1

    • Size

      2KB

    • MD5

      5e68cbe68666c656fb39e21bfca5cea4

    • SHA1

      837976c146b02d48ccd9c23d0edc4327533854c5

    • SHA256

      4dcca5d3269eb44f3cf7af62c0da3b6acab67eb758c9fb2f5cc5b1d13a7286f7

    • SHA512

      d5addc542ce04d4a4f90e313b70a8c04d41406e8a6983b6c489d24d316bfafb922cfec848efa87155634b5cda7485bde17c9ad5af2fccb22bc6dff409486ba3d

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Drops startup file

    • Executes dropped EXE

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • 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