Resubmissions

13/09/2023, 12:34

230913-prw8psed2710

13/09/2023, 12:27

230913-pm4rzsec8710

General

  • Target
    f21559ac7c67d871d4f05.exe
  • Size 327KB
  • Sample230913-prw8psed27
  • SHA256 dba8f020ac6d09728422932492657fea3f0a95754cd279f5a949b6982bd32129
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • gurcu

C2
  • https://api.telegram.org/bot5968091729:AAHVag_ncx5c5AIYERGTqv9kr7clJT1_HDU/sendMessage?chat_id=-1001962300376

Targets

    • Target
      f21559ac7c67d871d4f05.exe
    • Size 327KB
    • SHA256 dba8f020ac6d09728422932492657fea3f0a95754cd279f5a949b6982bd32129
    • 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