General

  • Target
    Halkbank_Ekstre_20190804_084931_069855.PDF.exe
  • Size 715KB
  • Sample210804-2k4mk1ncpn
  • SHA256 bab3176afcad913ec2688d705294fdc9ff2aeec2225a43cd917fba2f9ae80aeb
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • snakekeylogger

Credentials
  • Protocol

    smtp

  • Host

    mail.arfemaluminyum.com.tr

  • Port

    587

  • Password

    nav00v1trwjv

Targets

    • Target
      Halkbank_Ekstre_20190804_084931_069855.PDF.exe
    • Size 715KB
    • SHA256 bab3176afcad913ec2688d705294fdc9ff2aeec2225a43cd917fba2f9ae80aeb
    • MD5 SHA1 SHA512
    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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.

    • 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 v6

Tasks