General

  • Target
    krypton_client.rar
  • Size 13.4MB
  • Sample251121-s5b2gavqbl
  • SHA256 5b3a6c1da657c0acdf28ece6c4406cecbd56d0e5eaac45fb980b549df7faf8a9
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • stealc

Botnet
  • mix

C2
  • http://80.97.160.198

Attributes
  • url_path

    /e77e2834050e47e0.php

rc4.plain

Extracted

Language
  • hta

Source
URLs
  • hta.dropper

    https://health-smooth-eu3.com/newT1.firestorm

Targets

    • Target
      krypton_client.rar
    • Size 13.4MB
    • SHA256 5b3a6c1da657c0acdf28ece6c4406cecbd56d0e5eaac45fb980b549df7faf8a9
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Executes dropped EXE

    • Target
      appFile.exe
    • Size 891.7MB
    • SHA256 b156320a7c108d396174f534a8db82e13d50108dbf9d71f91b127f4e3aaee1d3
    • MD5 SHA1 SHA512 SSDEEP
    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • 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 v16

Tasks