General

  • Target
    Shipping Documents.exe
  • Size 652KB
  • Sample200713-kclj8dg392
  • SHA256 9c1f76b540f055b2b6131cde2f6896e73f3e0170070c0551d90d20364156d32c
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.yandex.com

  • Port

    587

  • Password

    ikechukwu112

Targets

    • Target
      Shipping Documents.exe
    • Size 652KB
    • SHA256 9c1f76b540f055b2b6131cde2f6896e73f3e0170070c0551d90d20364156d32c
    • MD5 SHA1 SHA512
    • AgentTesla

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

    • AgentTesla Payload

    • Executes dropped EXE

    • Patched UPX-packed file

      Sample is packed with UPX but required header fields are zeroed out to prevent unpacking with the default UPX tool.

    • Loads dropped DLL

    • 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