Posts Tagged: cybercrime


How cybercriminals monetize malware-infected hosts

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The vibrant cybercrime underground ecosystem offers countless ways to monetize the malware-infected hosts at the disposal of the malicious attacker. From converting them to anonymization proxies assisting cybercriminals in covering their Web activities, to launching DDoS attacks, and using them to disseminate spam and more malicious threats, cybercriminals have a vast arsenal of monetization tactics in their arsenal. In this post we’ll profile a recently advertised service offering thousands of Facebook “Likes”, Twitter followers, and YouTube views, all for the modest price of a couple of hundred rubles, entirely relying on malware-infected hosts for supporting their infrastructure.

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A peek inside the Ann Malware Loader

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The ever-adapting cybercrime ecosystem is constantly producing new underground releases in the form of malware loaders, remote access trojans (RATs), malware cryptors, Web, IRC and P2P based command and control interfaces, all with the clear objective  to undermine current security solutions. Continuing the “A peek inside…” series, in this post I will profile a malware loader recently advertised within the cybercrime ecosystem , namely, the Ann Malware Loader.

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Why relying on antivirus signatures is simply not enough anymore

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How is it possible that in an industry dominated by advanced performance metrics and benchmarking tests, cybercriminals still manage to release unique malware that remains undetected for weeks by major antivirus vendors? It’s pretty simple. Cybercrime is innovating much faster than the security industry is.

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Pharmaceutical scammers launch their own Web contest

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What are pharmaceutical scammers up to? From active participation in black hat search engine optimization campaigns, to spamvertising of bogus links – including QR Codes – and compromising of web sites with high page rank in order to redirect to pharmaceutical scams, scammers are keeping themselves pretty busy in order to monetize as much web traffic as possible. Recently, one of the most popular affiliate network for selling counterfeit pharmaceutical items launched its own Web contest. Let’s take a look.

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Researchers intercept two client-side exploits serving malware campaigns

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Security researchers from Webroot have intercepted two currently live client-side exploits serving malware campaigns that have already managed to infect over 20,000 PCs across the globe, primarily in the United States. Based upon detailed analysis, it can be concluded that both campaigns are launched by the same cybercriminal. More details:

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Researchers spot Citadel, a ZeuS crimeware variant

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Security researchers from “Tracking Cyber Crime” have spotted a new ZeuS crimeware variant, that’s based on the leaked ZeuS source code from last year. Dubbed Citadel, the crimeware is positioned as a universal spyware system, whose modular nature allows cybercriminals to offer flexibly priced value-added services such as managed malware crypting, and managed web injects as a service. Some of Citadel’s core features include:

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A peek inside the Smoke Malware Loader

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The competitive arms race between security vendors and malicious cybercriminals constantly produces new defensive mechanisms, next to new attack platforms and malicious tools aiming to efficiently exploit and infect as many people as possible. Continuing the “A peek inside…” series, in this post I will profile yet another malware loader. This time it’s the Smoke Malware Loader.

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Cybercriminals generate malicious Java applets using DIY tools

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Who said there’s such a thing as a trusted Java applet? In situations where malicious attackers cannot directly exploit client-side vulnerabilities on the targeted host, they will turn to social engineering tricks, like legitimate-looking Java Applets, which will on the other hand silently download the malicious payload of the attacker, once the user confirms he trusts the Applet. Let’s profile a DIY (do-it-yourself) malicious Java Applet generator currently available for download at selected cybercrime-friendly online communities:

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Cisco releases ‘Cisco Global Threat Report’ for 4Q11

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Cisco Systems, recently announced the release of ’Cisco Global Threat Report’ for 4Q11, containing threat intelligence based on Cisco’s observation of the malicious threat landscape. Key summary points:

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