Resubmissions

04/04/2025, 14:07

250404-reyl4s1js7 10

04/04/2025, 14:02

250404-rb8mxaysat 10

04/04/2025, 13:52

250404-q6p9dazqx2 4

General

  • Target

    http://google.com

  • Sample

    250404-rb8mxaysat

Malware Config

Targets

    • Modifies WinLogon for persistence

    • Modifies visibility of file extensions in Explorer

    • Renames multiple (98) files with added filename extension

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

    • Checks computer location settings

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

    • 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.

    • Adds Run key to start application

    • Blocklisted process makes network request

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks