General

  • Target
    solicitud de cotizacin0078433.xla.xlsx
  • Size 574KB
  • Sample240221-qdr79sgc74
  • SHA256 a32812ea87167fe0a9275823f6c873984de4dc7ece43895f02a175826aeecdce
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://ftp.elquijotebanquetes.com

  • Port

    21

  • Password

    4r@d15PS!-!h

Targets

    • Target
      solicitud de cotizacin0078433.xla.xlsx
    • Size 574KB
    • SHA256 a32812ea87167fe0a9275823f6c873984de4dc7ece43895f02a175826aeecdce
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • Blocklisted process makes network request

    • Abuses OpenXML format to download file from external location

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks