""ET WEB_SERVER Generic Webshell Activity (POST)""

SID: 2048923

Revision: 1

Class Type: web-application-attack

Metadata: attack_target Web_Server, created_at 2023_10_27, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Critical, updated_at 2023_10_27, reviewed_at 2023_10_27

Reference:

  • md5

  • eda02ae6dd7d0fe841653f5e6a69d17e

Protocol: tcp

Source Network: $HOME_NET

Source Port: $HTTP_PORTS

Destination Network: any

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "<meta http-equiv=|27|Content-Type|27 20|content=|27|text/html"

  • Value: "charset="

  • Value: ">"</p> </li> <li> <p>Value: "|20|-|20|WSO|20|"</p> </li> </ul> <p><strong>Within:</strong> 50</p> <p><strong>PCRE:</strong> </p> <p><strong>Special Options:</strong></p> <ul> <li> <p>file_data</p> </li> <li> <p>fast_pattern</p> </li> </ul> <p><a href="https://github.com/magicsword-io/Magic-SigExplorer/tree/main/yaml/et/et_rule_2048923.yaml"><em>source</em></a></p> </div> </div><footer> <hr/> <div role="contentinfo"> <!-- Copyright etc --> </div> Built with <a href="https://www.mkdocs.org/">MkDocs</a> using a <a href="https://github.com/readthedocs/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>. </footer> </div> </div> </section> </div> <div class="rst-versions" role="note" aria-label="Versions"> <span class="rst-current-version" data-toggle="rst-current-version"> </span> </div> <script src="../../../js/jquery-3.6.0.min.js"></script> <script>var base_url = "../../..";</script> <script src="../../../js/theme_extra.js"></script> <script src="../../../js/theme.js"></script> <script src="../../../search/main.js"></script> <script> jQuery(function () { SphinxRtdTheme.Navigation.enable(true); }); </script> </body> </html>