Graham Cluley
Graham Cluley
Graham Cluleyis a British security blogger and the author of grahamcluley.com; a daily blog on the latest computer security news, opinion, and advice...
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To the untrained eye Mytob and Zotob can appear quite different: one group of viruses travels via email, the other primarily by exploiting a Microsoft security hole.
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It appears whoever wrote Zotob had access to the Mytob source code, ripped out the email-spreading section and plugged in the Microsoft exploit.
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It appears that whoever wrote Zotob had access to the Mytob source code, ripped out the email-spreading section, and plugged in the Microsoft exploit. It's possible that several people have access to the Mytob source code - so it may not be the last we see of this Internet scourge.
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In this case it appears that they were being used primarily for displaying unwanted pop-up advertisements, filling the hacker's pockets with cash.
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However, when examined by an experienced virus analyst the similarities become clear. It appears that whoever wrote Zotob had access to the Mytob source code, ripped out the email-spreading section, and plugged in the Microsoft exploit.
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What the chart reveals is that spammers and virus writers can exploit unprotected computers anywhere in the world to send out their unwanted messages.
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These emails do not really come from Amazon, and clicking on the attached file will install a malicious Trojan horse on your computer. Once it has slipped under your radar, this Trojan is capable of downloading further malicious code from the internet, giving hackers access to your PC. A real message from Amazon would never contain an attached executable file, and people should always think carefully before running unsolicited code on their computer.
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ISPs have gotten better at blocking spam, they've gotten together to form anti-spam associations and task forces, and they've done a better job of educating their users about spam,
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It wouldn't surprise me if this didn't get the interest of the hacker community.
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The worry is that the problems with the patch may have prevented it from being successfully rolled out onto some vulnerable computers.
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Criminals are becoming increasingly canny at finding ways of exploiting vulnerable users and pilfering funds. Some employees are practically handing their private information over on a plate.
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And Windows XP SP2 is having an effect, what with its primitive firewall and its status center that tells users if their anti-virus signatures are out of date.
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Email scammers are attempting to fleece the innocent out of money, and it is the naive who are most at risk of ending up penniless. This scam contains spelling mistakes and typos, but even if the scammer had done a better job at presenting himself professionally people need to learn that there is no such thing as a free lunch. If an unsolicited email makes extravagant promises then computer users should be extremely wary.
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Europe is in danger of overtaking North America as the second-worst spam-relaying part of the world. This continental shift is inevitable because as North America's percentage continues to fall, the rest of the world is witnessing a rise.