NEW: Hackers are infecting players of "Call of Duty: Modern Warfare 2" with a self-spreading malware worm.
It appears the worm is spreading inside game lobbies where there's at least a player whose computer is already infected with the malware.
The malware is on VT: https://www.virustotal.com/gui/file/cb000abed31b92b4f3f895a633ef0ffaf01a1be0dfc73619acf98c1605a5999d/detection