General

  • Target
    Halkbank_Ekstre_20240508_074644_755730.pdf.exe
  • Size 892KB
  • Sample250129-splkza1mdv
  • SHA256 16a43aa836bfc334a9c67a4a6cbd25aa461b9332b7dbc5271afd75119c2a3521
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • vipkeylogger

C2
  • https://api.telegram.org/bot7631349628:AAFSmXk7lMPXMwRbmU6LXeGJnXqJ_81KAc8/sendMessage?chat_id=7727510436

Targets

    • Target
      Halkbank_Ekstre_20240508_074644_755730.pdf.exe
    • Size 892KB
    • SHA256 16a43aa836bfc334a9c67a4a6cbd25aa461b9332b7dbc5271afd75119c2a3521
    • MD5 SHA1 SHA512 SSDEEP
    • VIPKeylogger

      VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

    • Vipkeylogger family

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks