Resubmissions

14/06/2023, 23:42

230614-3p7tbaeb4v 6

14/06/2023, 23:35

230614-3k4wvseb2x 10

14/06/2023, 21:24

230614-z9djesdh28 10

General

  • Target

    http://bitbucket.org/mounmeinlylo/rickirollin/

  • Sample

    230614-3k4wvseb2x

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://firebasestorage.googleapis.com/v0/b/fir-8c14f.appspot.com/o/rumpe_js.txt?alt=media&token=0ebb3747-9f9d-427c-a6fd-d0c057ba176e

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://firebasestorage.googleapis.com/v0/b/fir-8c14f.appspot.com/o/rumpe_js.txt?alt=media&token=0ebb3747-9f9d-427c-a6fd-d0c057ba176e

Targets

    • Target

      http://bitbucket.org/mounmeinlylo/rickirollin/

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks