RealNews

Investigators Zeroing in on Sobig Source as Virus Launches New Attack

FBI and Department of Homeland Security investigators tracked the source of the fast-moving “Sobig” virus Friday afternoon, but initial efforts to deflect an expected new attack were unsuccessful, security experts said. The FBI served a subpoena on an Arizona Internet service provider whose network may have been used to launch the virus, an official from the company confirmed. Security experts meanwhile took steps to defuse an expected new attack by the virus, but those efforts may not have been sufficient. An analysis conducted by Reston, Va.-based iDefense concluded that Sobig is much more sophisticated than originally thought, and that the attack, scheduled for 3 p.m. Eastern Time on Friday, is happening. Experts initially found that Sobig instructed infected computers to try to contact one of 20 computers on the Internet to download new instructions. Law enforcement and private security experts worked Friday to take most of those computers off-line. Full Story

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