rule dirtjumper_drive { meta: author = "Jason Jones" author_email = "jasonjones@arbor.net" date = "2013-08-26" description = "Identify first version of drive DDoS malware" strings: $cmd1 = "-get" fullword $cmd2 = "-ip" fullword $cmd3 = "-ip2" fullword $cmd4 = "-post1" fullword $cmd5 = "-post2" fullword $cmd6 = "-udp" fullword $str1 = "login=[1000]&pass=[1000]&password=[50]&log=[50]&passwrd=[50]&user=[50]&username=[50]&vb_login_username=[50]&vb_login_md5password=[50]" $str2 = "-timeout" fullword $str3 = "-thread" fullword $str4 = " Local; ru) Presto/2.10.289 Version/" $str5 = "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT" $newver1 = "-icmp" $newver2 = "" condition: 4 of ($cmd*) and all of ($str*) and not any of ($newver*) }