Resubmissions

10/04/2024, 02:28

240410-cyaxtsca4310

10/04/2024, 02:28

240410-cx45aaca3610

10/04/2024, 02:28

240410-cx4hrafc6110

10/04/2024, 02:28

240410-cx37zsfc6y10

14/10/2023, 01:16

231014-bm3ysshd6t10

General

  • Target
    m1f1f3a069223072f8d6802a079235d.exe
  • Size 306KB
  • Sample231014-bm3ysshd6t
  • SHA256 c2e57e9b6e52a5429ae7a7bd36c57f63589d78fbf0ffe5760ada4a67b9fadec9
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • gurcu

C2
  • https://api.telegram.org/bot6209822134:AAHQxD-CI1YDVcNbXijXHlonsEUgv3dfYtg/sendMessage?chat_id=-1001529292045

Targets

    • Target
      m1f1f3a069223072f8d6802a079235d.exe
    • Size 306KB
    • SHA256 c2e57e9b6e52a5429ae7a7bd36c57f63589d78fbf0ffe5760ada4a67b9fadec9
    • MD5 SHA1 SHA512 SSDEEP
    • Gurcu, WhiteSnake

      Gurcu is a malware stealer written in C#.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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