Posts Categorized: Botnet activity


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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Spamvertised ‘Your Recent eBill from Verizon Wireless’ themed emails serve client-side exploits and malware

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Throughout 2012, we intercepted two malicious campaigns impersonating Verizon Wireless in an attempt to trick its customers into clicking on links pointing to fake eBills. It appears that cybercriminals are back in the game, with yet another Verizon Wireless themed malicious campaign, enticing users to click on the malicious link found in the email.¬†Once users click on the link, they’re automatically exposed to the client-side exploits served by the latest version of 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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Fake ‘UPS Delivery Confirmation Failed’ themed emails lead to Black Hole Exploit Kit

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Continuing their well proven social engineering tactic of impersonating the market leading courier services, cybercriminals are currently mass mailing tens of thousands of emails impersonating UPS, in an attempt to trick users into clicking on the malicious links found in the legitimate-looking emails. Once they click on the links, they’re automatically exposed to the client-side exploits served by the Black Hole Exploit kit. More details:

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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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Malicious ‘Security Update for Banking Accounts’ emails lead to Black Hole Exploit Kit

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Cybercriminals have recently launched yet another massive spam campaign attempting to trick e-banking users into thinking that their ability to process ACH transactions has been temporarily disabled. Upon clicking on the link found in the malicious email, users are exposed to the client-side exploits served by the Black Hole Exploit Kit. More details

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