General

  • Target
    Halkbank_Ekstre_20230426_075819_154055.exe
  • Size 1.1MB
  • Sample230428-e9zrfadg6v
  • SHA256 b397cca1a04a9edb50e12c5f730cb660dff805000e6576455218dfd73a85e7f2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

C2
  • https://api.telegram.org/bot5587666659:AAG8NrrXJQs__dhk8nLJBFOspz2my8OVpX0/sendMessage?chat_id=5569775004

Targets

    • Target
      Halkbank_Ekstre_20230426_075819_154055.exe
    • Size 1.1MB
    • SHA256 b397cca1a04a9edb50e12c5f730cb660dff805000e6576455218dfd73a85e7f2
    • MD5 SHA1 SHA512 SSDEEP
    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • 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.

    • 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 v6

Tasks