alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET POLICY QQ Browser WUP Request - qbkpireportbakf.stat";
flow:established,to_server;
http.method;
content:"POST";
http.request_body;
content:"|3c|LV|0e|qbkpireportbakf|04|stat|7d 00|"; fast_pattern;
content:"|05|crypt|18 00|"; distance:0;
content:"|01 06 0a|list|3c|char|3e|"; distance:0;
threshold:type limit, track by_src, count 1, seconds 60;
reference:url,citizenlab.ca/2016/03/privacy-security-issues-qq-browser/;
classtype:policy-violation;
sid:2029633; rev:1;
metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_03_13, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2020_03_13;
)