General

  • Target
    PAYMENT SWIFT COPY PRINTOUT.exe
  • Size 717KB
  • Sample201109-qrplvcfkte
  • SHA256 868f1b45e31dafa602f728c0f508293c4cae79b013e3e36edbe8d81c33a5bbe3
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    mail.mondastudio.com

  • Port

    587

  • Password

    Nigels1975!

Targets

    • Target
      PAYMENT SWIFT COPY PRINTOUT.exe
    • Size 717KB
    • SHA256 868f1b45e31dafa602f728c0f508293c4cae79b013e3e36edbe8d81c33a5bbe3
    • 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