Posts Categorized: Downloaders


Fake ‘ADP Speedy Notifications’ lead to client-side exploits and malware

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Over the past week, cybercriminals have resumed spamvertising fake “ADP Immediate Notifications” in an attempt to trick users into clicking on the malicious links found in the emails. The links point to the latest version of the Black Hole Exploit Kit, and consequently, exploit CVE-2013-0422, affecting the latest version of Java. With no fix for this vulnerability currently available, users are advised  to disable Java immediately. More details:

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Spamvertised AICPA themed emails serve client-side exploits and malware

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Certified Public Accountants (CPAs) are a common target for cybercriminals. Throughout 2012, we intercepted several campaigns directly targeting CPAs in an attempt to trick them into clicking on the malicious links found in the emails. Once they click on any of the links, they’re automatically exposed to the client-side exploits served by the latest version of the Black Hole Exploit Kit. In this post, I’ll analyze one of the most recently spamvertised campaigns impersonating the American Institute of Certified Public Accountants, also known as AICPA. More details:

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Fake ‘You have made an Ebay purchase’ themed emails lead to client-side exploits and malware

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Over the past 24 hours, cybercriminals have launched yet another massive spam campaign, this time impersonating both eBay and PayPal, in an attempt to trick their users into clicking on the client-side exploits and malware serving links found in the malicious emails. More details:

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Fake BBB (Better Business Bureau) Notifications lead to Black Hole Exploit Kit

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Cybercriminals have recently launched yet another massive spam campaign, impersonating a rather popular brand used in a decent percentage of social engineering driven email campaigns – the BBB (Better Business Bureau). Once users click on any of the links in the malicious emails, they’re automatically exposed to the client-side exploits served by the Black Hole Exploit kit. More details:

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Webroot’s Threat Blog Most Popular Posts for 2012

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It’s that time of the year! The moment when we look back, and reflect on Webroot’s Threat Blog most popular content for 2012. Which are this year’s most popular posts? What distinguished them from the rest of the analyses published on a daily basis, throughout the entire year? Let’s find out.

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Cybercriminals resume spamvertising British Airways themed E-ticket receipts, serve malware

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British Airways customers, watch out! Cybercriminals have resumed spamvertising fake British Airways themed E-receipts — we intercepted the same campaign back in October — in an attempt to trick its customers into executing the malicious attachment found in the emails. More details:

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Fake ‘Citi Account Alert’ themed emails lead to Black Hole Exploit Kit

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Cybercriminals are currently mass mailing hundreds of thousands of emails impersonating Citi, using two different professionally looking email templates. Upon clicking on any of the links found in the malicious emails, users are exposed to the client-side exploits served by the latest version of the Black Hole Exploit Kit. More details:

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Fake Chase ‘Merchant Billing Statement’ themed emails lead to malware

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Cybercriminals are currently mass mailing tens of thousands of emails, impersonating Chase in an attempt to trick its customers into executing the malicious attachment found in the fake email. Upon execution, the sample downloads additional malware on the affected hosts, and opens a backdoor allowing the cybercriminals behind the campaign complete access to the host. More details:

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Malicious ‘Sendspace File Delivery Notifications’ lead to Black Hole Exploit Kit

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Cybercriminals are currently attempting to trick hundreds of thousands of users into clicking on the malicious links found in the currently spamvertised bogus ‘Sendspace File Delivery Notifications‘. Upon clicking on any of the links found in the email, users are exposed to the client-side exploits served by the latest version of the Black Hole Exploit Kit. More details:

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Fake ‘Flight Reservation Confirmations’ themed emails lead to Black Hole Exploit Kit

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In the midst of the holidays season, cybercriminals are currently spamvertising tens of thousands of malicious “Flight Reservation Confirmations“, in an attempt to trick users into clicking on the link found in the fake emails. Once they click on the link, users are exposed to the client-side exploits served by the latest version of the Black Hole Exploit Kit. More details:

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