Resubmissions

01/11/2026, 12:48

261101-p1z1yscw3m7

01/11/2026, 12:44

261101-pytfdscw2n10

01/11/2026, 12:41

261101-pwwsqsvwgw10

General

  • Target
    https://malwarewatch.org
  • Sample261101-pytfdscw2n

Malware Config

Targets

    • Family: Nabucur

      Nabucur is a ransomware first seen in 2015.

    • Modifies visibility of file extensions in Explorer

    • Renames multiple (117) 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

    • 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

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Executes a VBScript file via the Windows Script Host.

MITRE ATT&CK Enterprise v16

Tasks