General

  • Target

    https://tmpfiles.org/12643428/output.exe

  • Sample

    240913-z43w5ayhqm

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:7000

37.114.41.18:7000

Attributes
  • Install_directory

    %AppData%

  • install_file

    Updater.exe

  • telegram

    https://api.telegram.org/bot7177084494:AAFsMw85q0snUzNMmbdc2hszt6cWaimnzpY/sendMessage?chat_id=6143468562

Extracted

Family

gurcu

C2

https://api.telegram.org/bot7177084494:AAFsMw85q0snUzNMmbdc2hszt6cWaimnzpY/sendMessage?chat_id=6143468562

Targets

    • Detect Xworm Payload

    • Gurcu, WhiteSnake

      Gurcu is a malware stealer written in C#.

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • 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