General

  • Target
    pre-alert KFL031321153729.exe
  • Size 439KB
  • Sample220118-d23bxsgegl
  • SHA256 afee42ed642d4f824b52d9c32a0965c204f97edf9be9e5b4d6a8011db59e5525
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    mail.palumalimited.com

  • Port

    587

  • Password

    M*@IKAzF6,v4

Targets

    • Target
      pre-alert KFL031321153729.exe
    • Size 439KB
    • SHA256 afee42ed642d4f824b52d9c32a0965c204f97edf9be9e5b4d6a8011db59e5525
    • MD5 SHA1 SHA512
    • AgentTesla

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

    • AgentTesla Payload

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • 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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks