// #MalwareMustDie! // Relation between Hacked Sites, RedKit EK and - // Kelihos infection - a PoC // Infector : a hacked site: h00p://midinette.co.jp/ // Injected script with long white space trails..: // The domains is the KELIHOS payload domains: "vezylgys.ru" // Trailing infector URL: --2013-11-05 15:22:25-- h00p://vezylgys.ru/count10.php Resolving vezylgys.ru (vezylgys.ru)... failed: hostname nor servname provided, or not known. unable to resolve host address 'vezylgys.ru' // IP Addresses used were fast flux: 2012-12-01 106.1.203.42 2013-04-17 109.251.176.16 2013-04-22 178.151.148.83 2012-12-01 178.158.182.164 2012-12-01 37.229.37.16 2012-12-01 46.118.41.236 2012-12-01 46.119.245.121 2012-12-01 93.79.247.98 // If we picked one of the address.. the rest of Kelihos domains will apears.. 178.151.148.83 IP address information 2013-05-18 cylylwib.ru 2013-04-29 hg9lditg.ojmeqkuq.ru 2013-08-11 nyzveuc.com 2013-06-28 peabtaka.ru 2013-07-16 tofhermi.ru 2013-06-28 utykixep.ru 2013-04-22 vezylgys.ru // Let's check the payloads records on that IP: 2/39 2013-08-14 11:07:55 h00p://178.151.148.83/rasta02.exe 1/39 2013-07-21 17:16:16 h00p://178.151.148.83/file.htm 4/39 2013-07-16 15:53:11 h00p://tofhermi.ru/rasta01.exe 1/38 2013-07-14 11:44:41 h00p://178.151.148.83/index.htm 1/39 2013-07-14 11:44:41 h00p://178.151.148.83/main.htm 1/38 2013-07-12 08:12:36 h00p://178.151.148.83/login.htm 5/39 2013-06-28 09:19:56 h00p://utykixep.ru/goodtr1.exe 4/39 2013-06-28 09:20:02 h00p://peabtaka.ru/b0ber01.exe 2/39 2013-05-17 18:19:56 h00p://178.151.148.83/welcome.htm 1/39 2013-05-13 19:12:45 h00p://178.151.148.83/setup.htm 3/35 2013-04-29 04:38:11 h00p://hg9lditg.ojmeqkuq.ru/calc.exe 5/36 2013-04-22 16:14:05 h00p://vezylgys.ru/ //Well, all of the data above are either Kelihos or RedKit EK URL. // Now we have PoC relation between : This infected site, count**.php redirection, to the same infrastructure as the Kelihos botnet. Kelihos spread themself into the hacked sites that they injected with the infector script, which likely to be forwarded to exploitation to infect the payload. --- #MalwareMustDie!