# Clash of the Titans: ZeuS v SpyEye **[sans.org/reading-room/whitepapers/malicious/clash-titans-zeus-spyeye-33393](https://www.sans.org/reading-room/whitepapers/malicious/clash-titans-zeus-spyeye-33393)** Emily Blades In this paper, we discuss details of two recent bots - ZeuS and SpyEye, and study their interaction. We describe how to reverse engineer the two binaries and compare the obfuscation and anti-debugging techniques used by them. Since there is already much literature describing their individual... By Harshit Nayyar June 15, 2010 [Download](https://sansorg.egnyte.com/dl/uWreiqQgZC) **All papers are copyrighted. No re-posting of papers is permitted** -----