alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET CURRENT_EVENTS Imposter USPS Domain"; flow:established,to_server; content:".usps.com."; http_header; nocase; fast_pattern:only; pcre:"/^Host\x3a[^\r\n]\.usps\.com\./Hi"; classtype:trojan-activity; sid:2015848; rev:2; metadata:created_at 2012_10_26, updated_at 2012_10_26;)

Added 2017-08-07 21:09:27 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET CURRENT_EVENTS Imposter USPS Domain"; flow:established,to_server; content:".usps.com."; http_header; nocase; fast_pattern:only; pcre:"/^Host\x3a[^\r\n]\.usps\.com\./Hi"; classtype:trojan-activity; sid:2015848; rev:1;)

Added 2012-10-26 17:55:31 UTC