Posts Tagged: spam


Malicious ‘FW: File’ themed emails lead to malware

by

Think someone forwarded you an important attachment? Think twice. Cybercriminals are currently mass mailing tens of thousands of malicious emails attempting to trick the recipient into thinking that someone has forwarded a file to them. In reality, once socially engineered users execute the malicious attachments, their PCs automatically become part of the botnet operated by the cybercriminals behind the campaign, allowing them to gain complete control over the affected PCs, and consequently abuse the access for related fraudulent purposes.

Continue Reading »

Spamvertised T-Mobile ‘Picture ID Type:MMS” themed emails lead to malware

by

The cybercriminals behind last week’s profiled fake T-Mobile themed email campaign have resumed operations, and have just spamvertised another round of tens of thousands of malicious emails impersonating the company, in order to trick its customers into executing the malicious attachment, which in this case is once again supposedly a legitimate MMS notification message.

Continue Reading »

Fake ‘You have missed emails’ GMail themed emails lead to pharmaceutical scams

by

Pharmaceutical scammers are currently mass mailing tens of thousands of fake emails, impersonating Google’s GMail in an attempt to trick its users into clicking on the links found in the spamvertised emails. Once users click on them, they’re automatically exposed to counterfeit pharmaceutical items, with the scammers behind the campaign attempting to capitalize on the ‘impulsive purchase’ type of social engineering tactic typical for this kind of campaign.

Continue Reading »

Newly launched VDS-based cybercrime-friendly hosting provider helps facilitate fraudulent/malicious online activity

by

Realizing the market segment potential of bulletproof hosting services in a post-Russian Business Network (RBN) world — although it can be easily argued that as long as its operators are at large they will remain in business — cybercriminals continue supplying the cybercrime ecosystem with market-relevant propositions. It empowers anyone with the ability to host fraudulent and malicious content online. A newly launched Virtual Dedicated Server (VDS) type of bulletproof hosting vendor is pitching itself to prospective cybercriminals, offering them hosting services for spam, malware, brute-forcing tools, blackhat SEO tools, C&C (command and control) servers, exploit kits and warez. In […]

Continue Reading »

Cybercriminals offer spam-friendly SMTP servers for rent – part two

by

We continue to spot new cybercrime ecosystem propositions for spam-ready, cybercrime-friendly SMTP (Simple Mail Transfer Protocol) targeting QA (Quality Assurance) aware cybercriminals looking to gain access to dedicated mail servers with clean IP reputation, ensuring that their campaigns will reach the recipient’s Inbox. Relying on ‘in-house’ built infrastructure or direct outsourcing to bulletproof hosting providers, these services continue empowering prospective customers with managed, popular spam software compatible services, potentially exposing millions of users to fraudulent or malicious email campaigns. Let’s discuss yet another managed service offering spam-ready SMTP servers, and connect it to malicious campaigns that have directly interacted with […]

Continue Reading »

‘T-Mobile MMS message has arrived’ themed emails lead to malware

by

A circulating malicious spam campaign attempts to trick T-Mobile customers into thinking that they’ve received a password-protected MMS. However, once gullible and socially engineered users execute the malicious attachment, they automatically compromise the confidentiality and integrity of their PCs, allowing the cybercriminals behind the campaign to gain complete control of their PCs.

Continue Reading »

Spamvertised “FDIC: Your business account” themed emails serve client-side exploits and malware

by

Cybercriminals are mass mailing tens of thousands of malicious Federal Deposit Insurance Corporation (FDIC) themed emails, in an attempt to trick users into clicking on the client-side exploits serving and malware dropping URLs found in the bogus emails. Let’s dissect the campaign, expose the portfolio of malicious domains using it, provide MD5s for a sample exploit and the dropped malware, as well as connect the campaign with previously launched already profiled malicious campaigns.

Continue Reading »

Cybercriminals offer spam-ready SMTP servers for rent/direct managed purchase

by

We continue to observe an increase in underground market propositions for spam-ready bulletproof SMTP servers, with the cybercriminals behind them trying to differentiate their unique value proposition (UVP) in an attempt to attract more customers. Let’s profile the underground market propositions of what appears to be a novice cybercriminal offering such spam-ready SMTP servers and discuss their potential, as well as the re-emergence of bulletproof SMTP servers as a propagation method of choice. More details:

Continue Reading »