Resubmissions

22/02/2025, 14:27

250222-rsqtesyqg1 10

General

  • Target

    https://github.com/Da2dalus/The-MALWARE-Repo/tree/master/Spyware/The%20Worst%20Of%20All!!!!!!

  • Sample

    250222-rsqtesyqg1

Malware Config

Targets

    • Target

      https://github.com/Da2dalus/The-MALWARE-Repo/tree/master/Spyware/The%20Worst%20Of%20All!!!!!!

    • Chimera

      Ransomware which infects local and network files, often distributed via Dropbox links.

    • Chimera Ransomware Loader DLL

      Drops/unpacks executable file which resembles Chimera's Loader.dll.

    • Chimera family

    • Renames multiple (3272) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Drops desktop.ini file(s)

    • 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