alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET DELETED Blackhole MapYandex.class malicious jar"; flow:established,from_server; content:"|0d 0a|Content-Type|3a 20|application/java-archive|0d 0a|"; content:"MapYandex.class"; fast_pattern:only; content:"PK"; classtype:bad-unknown; sid:2013554; rev:8; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2011_09_10, deployment Perimeter, malware_family Blackhole, signature_severity Critical, tag Blackhole, tag Exploit_Kit, updated_at 2019_07_26;)