General

  • Target
    SecuriteInfo.com.BackDoor.AgentTeslaNET.20.18404.26345.exe
  • Size 593KB
  • Sample240809-k4rfrsseqc
  • SHA256 5f569c72db9c31528daf2e907938b9bb711ea3a050efe5bf5d514dc962c5415c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

Credentials
  • Protocol

    smtp

  • Host

    mail.blooming.com.my

  • Port

    587

  • Password

    THL191282

Targets

    • Target
      SecuriteInfo.com.BackDoor.AgentTeslaNET.20.18404.26345.exe
    • Size 593KB
    • SHA256 5f569c72db9c31528daf2e907938b9bb711ea3a050efe5bf5d514dc962c5415c
    • MD5 SHA1 SHA512 SSDEEP
    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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