Posts Tagged: malware


Fake ‘October’s Billing Address Code’ (BAC) form themed spam campaign leads to malware

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Have you received a casual-sounding email enticing you into signing a Billing Address Code (BAC) form for October, in order for the Payroll Manager to proceed with the transaction? Based on our statistics, tens of thousands of users received these malicious spam emails over the last 24 hours, with the cybercriminal(s) behind them clearly interested in expanding the size of their botnet through good old fashioned ‘casual social engineering’ campaigns.

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Rogue antivirus that takes webcam pictures of you

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Recently we heard of a rogue fake antivirus that takes screenshots and webcam images in an attempt to further scare you into succumbing to it’s scam. We gathered a sample and sure enough, given some time it will indeed use the webcam and take a picture of what’s in front of the camera at that time. This variant is called “Antivirus Security Pro” and it’s as nasty as you can get. The rogue locks down any of the Advanced Boot Options: Safe Mode, Safe mode with Networking, Safe mode with Command prompt, directory services restore mode, ect. As soon as […]

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Fake ‘MMS Gallery’ notifications impersonate T-Mobile U.K, expose users to malware

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Over the last two months, we’ve been closely monitoring — and proactively protecting from — the malicious campaigns launched by cybercriminals who are no strangers to the concept of social engineering topic rotation. Their purpose is to extend a campaign’s life cycle, or to generally increase a botnet’s infected population by spamming out tens of thousands of fake emails, exposing users to malicious software. The most recent campaign launched by the same cybercriminal(s), is once again impersonating T-Mobile U.K in an attempt to trick mobile users into thinking that they’ve received a legitimate MMS Gallery notification. In reality though, once the […]

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Cybercriminals impersonate HSBC through fake ‘payment e-Advice’ themed emails, expose users to malware

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HSBC customers, watch what you execute on your PCs. A circulating malicious spam campaign attempts to socially engineer you into thinking that you’ve received a legitimate ‘payment e-Advice’. In reality, once you execute the attachment, your PC automatically joins the botnet operated by the cybercriminal(s) behind the campaign.

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Fake WhatsApp ‘Voice Message Notification’ themed emails expose users to malware

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We’ve just intercepted a currently circulating malicious spam campaign impersonating WhatsApp — yet again — in an attempt to trick its users into thinking that they’ve received a voice mail. Once socially engineered users execute the malicious attachment found in the fake emails, their PCs automatically join the botnet operated by the cybercriminal(s) behind the campaign.

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Fake ‘Annual Form (STD-261) – Authorization to Use Privately Owned Vehicle on State Business’ themed emails lead to malware

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Want to file for mileage reimbursement through a STD-261 form? You may want to skip the tens of thousands of malicious emails currently in circulation, attempting to trick users into executing the malicious attachment. Once downloaded, your PC automatically joins the botnet operated by the cybercriminal(s) behind the campaign, undermining the confidentiality and integrity of the host.

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Web site of Brazilian ‘Prefeitura Municipal de Jaqueira’ compromised, leads to fake Adobe Flash player

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Our sensors just picked up an interesting Web site infection that’s primarily targeting Brazilian users. It appears that the Web site of the Brazilian Jaqueira prefecture has been compromised, and is exposing users to a localized (to Portuguese) Web page enticing them into installing a malicious version of Adobe’s Flash player. Not surprisingly, we’ve also managed to identify approximately 63 more Brazilian Web sites that are victims to the same infection.

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Low Quality Assurance (QA) iframe campaign linked to May’s Indian government Web site compromise spotted in the wild

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We’ve intercepted a currently trending malicious iframe campaign, affecting hundreds of legitimate Web sites, that’s interestingly part of the very same infrastructure from May, 2013′s analysis of the compromise of an Indian government Web site. The good news? Not only have we got you proactively covered, but also, the iframe domain is currently redirecting to a client-side exploit serving URL that’s offline. Let’s provide some actionable intelligence on the malicious activity that is known to have originated from the same iframe campaign in the past month, indicating that the cybercriminal(s) behind it are actively multi-tasking on multiple fronts.

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Source code for proprietary spam bot offered for sale, acts as force multiplier for cybercrime-friendly activity

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In a professional cybercrime ecosystem, largely resembling that of a legitimate economy, market participants constantly strive to optimize their campaigns, achieve stolen assets liquidity, and most importantly, aim to reach a degree of efficiency that would help them gain market share. Thus, help them secure multiple revenue streams. Despite the increased transparency on the Russian/Easter European underground market — largely thanks to improved social networking courtesy of the reputation-aware cybercriminals wanting to establish themselves as serious vendors — certain newly joining vendors continue being a victim of their market-irrelevant ‘biased exclusiveness’ in terms of the unique value propositon (UVP) presented […]

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