General

  • Target
    c0d592247c27dadebc457f87c3aa2cf2
  • Size 468KB
  • Sample201117-k11f5eey26
  • SHA256 c20cdceb9065b28f9e80f21bf214d1eac74d40960f0bc9e4226d55e0ef9dfe61
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.outlook.com

  • Port

    587

  • Password

    Account_Statement222

Targets

    • Target
      c0d592247c27dadebc457f87c3aa2cf2
    • Size 468KB
    • SHA256 c20cdceb9065b28f9e80f21bf214d1eac74d40960f0bc9e4226d55e0ef9dfe61
    • MD5 SHA1 SHA512
    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • AgentTesla Payload

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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.

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks