Malicious ZenCart redirect sigs

[James Lay <jlay () slave-tothe-box net>]

Slow Monday:

alert tcp $HOME_NET any -> $EXTERNAL_NET 80 (msg:"INDICATOR-COMPROMISED 
ZenCart Malicious Redirect detected"; flow:to_server,established; 
file_data; content:"Set-Cookie|3A 20|USERID=shine-check|3b|"; 
http_header; fast_pattern:only; metadata:policy balanced-ips drop, 
policy security-ips drop, service http; 
reference:url,blog.sucuri.net/2014/02/mysterious-zencart-redirects-leverage-http-headers.html; 
classtype:trojan-activity; sid:10000127; rev:1;)

alert tcp $HOME_NET any -> $EXTERNAL_NET 80 (msg:"INDICATOR-COMPROMISED 
Compromised ZenCart detected"; flow:to_server,established; file_data; 
content:"Set-Cookie|3A 20|USERID=twotime|3b|"; http_header; 
fast_pattern:only; metadata:policy balanced-ips drop, policy 
security-ips drop, service http; 
reference:url,blog.sucuri.net/2014/02/mysterious-zencart-redirects-leverage-http-headers.html; 
classtype:trojan-activity; sid:10000128; rev:1;)

James

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