alert tcp $HOME_NET any -> $EXTERNAL_NET 80 (msg:"ET WEB_CLIENT SUSPICIOUS Possible automated connectivity check (www.bing.com)"; flow:established,to_server; dsize:38; content:"GET / HTTP/1."; content:"|0d 0a|Host|3a 20|www.bing.com|0d 0a 0d 0a|"; distance:1; within:24; fast_pattern:4,20; threshold: type limit, count 1, seconds 300, track by_src; metadata: former_category WEB_CLIENT; classtype:bad-unknown; sid:2018432; rev:1; metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, deployment Perimeter, tag Web_Client_Attacks, signature_severity Major, created_at 2014_04_29, updated_at 2016_07_01;)

Added 2019-10-09 19:08:52 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET 80 (msg:"ET WEB_CLIENT SUSPICIOUS Possible automated connectivity check (www.bing.com)"; flow:established,to_server; dsize:38; content:"GET / HTTP/1."; content:"|0d 0a|Host|3a 20|www.bing.com|0d 0a 0d 0a|"; distance:1; within:24; fast_pattern:4,20; threshold: type limit, count 1, seconds 300, track by_src; classtype:bad-unknown; sid:2018432; rev:1; metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, deployment Perimeter, tag Web_Client_Attacks, signature_severity Major, created_at 2014_04_29, updated_at 2016_07_01;)

Added 2017-08-07 21:12:30 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET 80 (msg:"ET WEB_CLIENT SUSPICIOUS Possible automated connectivity check (www.bing.com)"; flow:established,to_server; dsize:38; content:"GET / HTTP/1."; content:"|0d 0a|Host|3a 20|www.bing.com|0d 0a 0d 0a|"; distance:1; within:24; fast_pattern:4,20; threshold: type limit, count 1, seconds 300, track by_src; classtype:bad-unknown; sid:2018432; rev:1;)

Added 2015-11-05 15:55:08 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET 80 (msg:"ET WEB_CLIENT SUSPICOUS Possible automated connectivity check (www.bing.com)"; flow:established,to_server; dsize:38; content:"GET / HTTP/1."; content:"|0d 0a|Host|3a 20|www.bing.com|0d 0a 0d 0a|"; distance:1; within:24; fast_pattern:4,20; threshold: type limit, count 1, seconds 300, track by_src; classtype:bad-unknown; sid:2018432; rev:1;)

Added 2014-04-29 19:55:12 UTC


Topic revision: r1 - 2019-10-09 - TWikiGuest
 
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