General

  • Target
    6eb63858afa241915034f0e38ef048db360a6a1af4cd1a2f10f26de9712805c5
  • Size 338KB
  • Sample220227-ezh1yadahl
  • SHA256 6eb63858afa241915034f0e38ef048db360a6a1af4cd1a2f10f26de9712805c5
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.aviner.co.za

  • Port

    587

  • Password

    NoLimits@

Targets

    • Target
      6eb63858afa241915034f0e38ef048db360a6a1af4cd1a2f10f26de9712805c5
    • Size 338KB
    • SHA256 6eb63858afa241915034f0e38ef048db360a6a1af4cd1a2f10f26de9712805c5
    • MD5 SHA1 SHA512
    • Cheetah Keylogger

      Cheetah is a keylogger and info stealer first seen in March 2020.

    • Cheetah Keylogger Payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • 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