Resubmissions

10/04/2024, 02:38

240410-c4pceacb2410

10/04/2024, 02:37

240410-c4ne4scb2310

10/04/2024, 02:37

240410-c4llhsca9910

10/04/2024, 02:37

240410-c4jf6aca9810

14/10/2023, 01:31

231014-bxezqahg8w10

General

  • Target
    k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
  • Size 339KB
  • Sample240410-c4llhsca99
  • SHA256 d71329c78c704ee9cc7133761b5e738a315e7eb784e348d7743a8a7366724e9f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • gurcu

C2
  • https://api.telegram.org/bot6193093056:AAHzyNGUGS9aUG6CCx6ENLoXpCFLzEQywIQ/sendMessage?chat_id=1098292643

Targets

    • Target
      k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
    • Size 339KB
    • SHA256 d71329c78c704ee9cc7133761b5e738a315e7eb784e348d7743a8a7366724e9f
    • 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 WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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