General

  • Target
    PAYMENT 1567_0001.pif
  • Size 487KB
  • Sample201109-25t87mtma6
  • SHA256 8eeca9884be4d017c4c5cf62fd5b080efd5cf3e9c85d70c518ae31d796713110
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.privateemail.com

  • Port

    587

  • Password

    Protected@123

Targets

    • Target
      PAYMENT 1567_0001.pif
    • Size 487KB
    • SHA256 8eeca9884be4d017c4c5cf62fd5b080efd5cf3e9c85d70c518ae31d796713110
    • MD5 SHA1 SHA512
    • AgentTesla

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

    • CoreEntity .NET Packer

      A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

    • AgentTesla Payload

    • rezer0

      Detects ReZer0, a packer with multiple versions used in various campaigns.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks