KrebsOnSecurity.com:It’s common for malware writers to taunt one another with petty insults nested within their respective creations. Competing crime groups also often seek to wrest infected machines from one another. A very public turf war between those responsible for maintaining the Netsky and Bagle worms back in 2005, for example, caused a substantial increase in the volume of threats generated by both gangs. ... The latest rivalry appears to be budding between the authors of the Zeus Trojan — a crime kit used by a large number of cyber thieves — and “SpyEye,” a relatively new kit on the block that is taking every opportunity to jeer at, undercut and otherwise siphon market share from the mighty Zeus. ... Symantec alluded to this in a February blog post that highlighted a key selling point of the SpyEye crimeware kit: If the malware created with SpyEye lands on a computer that is already infected with Zeus, it will hijack and/or remove the Zeus infection.
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