Spam and phishing in Q1 2017
Spam: quarterly highlights Spam from the Necurs botnet We wrote earlier about a sharp increase in the amount of spam with malicious attachments, mainly Trojan encryptors. Most of that spam was coming from the Necurs botnet, which is currently considered the world’s largest spam botnet. However, in late December 2016, the network’s activity almost ceased […] more…Inside of the WASP’s nest: deep dive into PyPI-hosted malware
Photo by Matheus Queiroz on Unsplash In late 2022 we decided to start monitoring PyPI, arguably the most important Python repository, as there were a number of reports on it hosting malware. PyPI took exceptional relevance amongst all repositories as, historically, it was trusted by default by many software developers. Any security breach or abuse […] more…Malicious Optimizer and Utility Android Apps on Google Play Communicate with Trojans that Install Malware, Perform Mobile Ad Fraud
By Lorin Wu (Mobile Threats Analyst) We recently discovered several malicious optimizer, booster, and utility apps (detected by Trend Micro as AndroidOS_BadBooster.HRX) on Google Play that are capable of accessing remote ad configuration servers that can be used for malicious purposes, perform mobile ad fraud, and download as many as 3,000 malware variants or malicious […] more…Kaspersky Security Bulletin 2018. Top security stories
Introduction The internet is now woven into the fabric of our lives. Many people routinely bank, shop and socialize online and the internet is the lifeblood of commercial organizations. The dependence on technology of governments, businesses and consumers provides a broad attack surface for attackers with all kinds of motives – financial theft, theft of […] more…Spam and phishing in Q1 2018
Quarterly highlights Data leaks Early 2018 will be remembered for a series of data leak scandals. The most high-profile saw Facebook CEO Mark Zuckerberg grilled by US Congress, with many public figures supporting the Delete Facebook campaign. As a result, Zuckerberg promised to get tough and make it more difficult to harvest data from third-party […] more…PUA Operation Spreads Thousands of Explicit Apps in the Wild and on Legitimate App Stores
One of the most popular ways to make money online is through pornography—whether through legitimate distribution or different online scams. Last year we detected a new variant of the Marcher Trojan targeting users through porn sites, and the year before that popular porn apps were used as lures to compromise millions of mobile users in […] more…Spam and phishing in 2016
The year in figures According to Kaspersky Lab, in 2016: The proportion of spam in email flows was 58.31%, which is 3.03 percentage points more than in 2015. 62.16% of spam emails were no more than 2 KB in size. 12.08% of spam was sent from the US. Trojan.Win32.Bayrob was the most popular malware family […] more…More information
- Online Gaming Spyware Downloads Backdoor
- Stealthy ‘LabRat’ Campaign Abuses TryCloudflare to Hide Infrastructure
- Exploits posing as messages from payroll company ADP
- Vulnerabilities in Open Design Alliance SDK Impact Siemens, Other Vendors
- InvisiMole Group Hits Military, Diplomats in Highly Targeted Campaign
- Free Wi-Fi safety tips
- iPhone users have become more cautious about fast iOS upgrades
- In DARPA challenge, smart machines compete to fend off cyberattacks
- Facebook Says No Apps Were Accessed by Hackers
- Macs more likely to carry Windows malware than Mac malware, study finds