alert http $HTTP_SERVERS any -> $EXTERNAL_NET any (msg:"ET WEB_SERVER BlackSquid? JSP Webshell Outbound"; flow:established,from_server; content:"200"; http_stat_code; file_data; content:"<|25 25|java.io.InputStream|20|"; depth:25; content:"Runtime.getRunetime|28 29|.exec|28|request"; distance:0; within:50; content:".getInputStream|28 29 3b|int|20|"; distance:0; fast_pattern; metadata: former_category WEB_SERVER; reference:url,blog.trendmicro.com/trendlabs-security-intelligence/blacksquid-slithers-into-servers-and-drives-with-8-notorious-exploits-to-drop-xmrig-miner/; classtype:attempted-admin; sid:2027433; rev:1; metadata:attack_target Web_Server, deployment Perimeter, signature_severity Major, created_at 2019_06_04, performance_impact Low, updated_at 2019_06_04;)

Added 2019-06-04 19:18:16 UTC


Topic revision: r1 - 2019-06-04 - TWikiGuest
 
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