Posts Tagged: vulnerabilities


Fake ‘You’ve blocked/disabled your Facebook account’ themed emails serve client-side exploits and malware

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Cybercriminals are currently spamvertising two separate campaigns, impersonating Facebook Inc., in an attempt to trick its users into thinking that their Facebook account has been disabled. What these two campaigns have in common is the fact that the client-side exploits serving domains are both parked on the same IP. Once users click on any of the links found in the malicious emails, they’re exposed to the client-side exploits served by the Black Hole Exploit Kit. More details:

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Android security tips and Windows AutoRun protection

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by Armando Orozco Recently, two applications designed with malicious intent were discovered within the Google Play application store.  The apps were built with a façade of being utility cleaners designed to help optimize Android-powered phones, but in reality, both apps had code built in designed to copy private files, including photos, and submit them to remote servers. The applications, named SuperClean and DroidClean, did not stop there. Researchers also found that the malware was able to AutoRun on Windows PC devices when the phones were paired, and infect the main computer.  The malware was designed to record audio through the […]

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‘Your Kindle e-book Amazon receipt’ themed emails lead to Black Hole Exploit Kit

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Kindle owners, watch what you click on! Cybercriminals are currently attempting to trick Kindle owners into thinking that they’ve received a receipt from an E-book purchase from Amazon.com. In reality, when users click on any of the links found 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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Malicious ‘Facebook Account Cancellation Request” themed emails serve client-side exploits and malware

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In December, 2012, we intercepted a professional-looking email that was impersonating Facebook Inc. in an attempt to trick its users into thinking that they’ve received an “Account Cancellation Request“. In reality, once users clicked on the links, their hosts were automatically exploited through outdated and already patched client-side vulnerabilities, which dropped malware on the affected PCs. Over the past 24 hours, cybercriminals have resumed spamvertising tens of thousands of legitimate-looking Facebook themed emails, once again using the same social engineering theme. More details:

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Fake ‘FedEx Online Billing – Invoice Prepared to be Paid’ themed emails lead to Black Hole Exploit Kit

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Users of FedEx’s Online Billing service, watch out! Cybercriminals are currently mass mailing tens of thousands of emails impersonating the company, in an attempt to trick its customers into clicking on exploits and malware dropping links found in the legitimate-looking emails. More details:

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Bogus ‘Your Paypal Transaction Confirmation’ themed emails lead to Black Hole Exploit Kit

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Financial institutions and online payment processors are a common target for cybercriminals, who systematically brand-jack and abuse the reputation of their trusted brands, in an attempt to scam or serve malware to their customers. Over the past 24 hours, cybercriminals have launched yet another spam campaign, impersonating PayPal, in an attempt to trick its users into thinking that they’ve received a “Transaction Confirmation“, which in reality they never really made. Once users click on any of the links found in the malicious emails, they’re exposed to the client-side exploits served by the Black Hole Exploit Kit. More details:

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‘Batch Payment File Declined’ EFTPS themed emails lead to Black Hole Exploit Kit

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Cybercriminals are currently mass mailing tens of thousands of emails, impersonating the EFTPS (Electronic Federal Tax Payment System), in an attempt to trick its users into clicking on exploits and malware serving malicious links found in the emails. More details:

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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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‘Please confirm your U.S Airways online registration’ themed emails lead to Black Hole Exploit Kit

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In 2012, fake flight reservation confirmations and bogus E-ticket verifications were a popular social engineering theme for cybercriminals. On numerous occasions, we intercepted related campaigns attempting to trick customers into clicking on malicious links, which ultimately exposed them to the client-side exploits served by the latest version of the Black Hole Exploit Kit. Apparently, the click-through rates for these campaigns were good enough for cybercriminals to resume spamvertising related campaigns. In this post, I’ll profile the most recently spamvertised campaign impersonating U.S Airways. More details:

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