General

  • Target

    https://disk.yandex.ru/d/Q42s_pnSqJua_Q

  • Sample

    240905-xbjlnsxbkm

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/1281303908660281428/jXn9yXul8brFynrNiXN5SE_S3niS-acS9ruuV1vZVWEusJ7Aq-GhraVebMHzlm2Ch5SA

Targets

    • Target

      https://disk.yandex.ru/d/Q42s_pnSqJua_Q

    • 44Caliber

      An open source infostealer written in C#.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Downloads MZ/PE file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks