Resubmissions

10/04/2024, 02:41

240410-c6hmmsfd7z10

10/04/2024, 02:41

240410-c6g14scb4610

10/04/2024, 02:41

240410-c6gqcacb4510

10/04/2024, 02:41

240410-c6f4tacb4410

14/10/2023, 01:33

231014-bysbfahh6s10

General

  • Target
    x19a4f9f3d16fcc9779ba8ea79bf7.exe
  • Size 392KB
  • Sample240410-c6g14scb46
  • SHA256 c3439dd56bcf3921cdbfcbdff3f928d14ebd632b3411235657bf9f5452c1ab9d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • gurcu

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

Targets

    • Target
      x19a4f9f3d16fcc9779ba8ea79bf7.exe
    • Size 392KB
    • SHA256 c3439dd56bcf3921cdbfcbdff3f928d14ebd632b3411235657bf9f5452c1ab9d
    • 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