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…Oracle Will Stop Trusting MD5-Signed JAR Files in April
Oracle has decided to give Java developers more time to ensure that their JAR files are not signed with the MD5 algorithm. Java Runtime Environment (JRE) will no longer trust these types of files starting with April 2017. read more more…IT threat evolution Q3 2020. Non-mobile statistics
These statistics are based on detection verdicts of Kaspersky products received from users who consented to provide statistical data. Quarterly figures According to Kaspersky Security Network, in Q3: Kaspersky solutions blocked 1,416,295,227 attacks launched from online resources across the globe. 456,573,467 unique URLs were recognized as malicious by Web Anti-Virus components. Attempts to run malware […] more…The Tetrade: Brazilian banking malware goes global
Introduction Brazil is a well-known country with plenty of banking trojans developed by local crooks. The Brazilian criminal underground is home to some of the world’s busiest and most creative perpetrators of cybercrime. Like their counterparts’ in China and Russia, their cyberattacks have a strong local flavor, and for a long time, they limited their […] more…Glupteba Campaign Hits Network Routers and Updates C&C Servers with Data from Bitcoin Transactions
by Jaromir Horejsi and Joseph C. Chen We recently caught a malvertising attack distributing the malware Glupteba. This is an older malware that was previously connected to a campaign named Operation Windigo and distributed through exploit kits to Windows users. In 2018, a security company reported that the Glupteba botnet may have been independent from […] more…Demystifying Blockchain: Sifting Through Benefits, Examples and Choices
You have likely heard that blockchain will disrupt everything from banking to retail to identity management and more. You may have seen commercials for IBM touting the supply chain tracking benefits of blockchain.[i] It appears nearly every industry is investing in, adopting, or implementing blockchain. Someone has probably told you that blockchain can completely transform […] more…MuddyWater Resurfaces, Uses Multi-Stage Backdoor POWERSTATS V3 and New Post-Exploitation Tools
By Daniel Lunghi and Jaromir Horejsi We found new campaigns that appear to wear the badge of MuddyWater. Analysis of these campaigns revealed the use of new tools and payloads, which indicates that the well-known threat actor group is continuously developing their schemes. We also unearthed and detailed our other findings on MuddyWater, such as […] more…VirusTotal MultiSandbox += Yoroi: Yomi sandbox
We are excited to welcome Yomi: The Malware Hunter from Yoroi to the mutisandbox project. This brings VirusTotal upl to seven integrated sandboxes, in addition to VT’s own sandboxes for Windows, MacOS, and Android. In their own words: Yomi engine implements a multi-analysis approach able to exploit both static analysis and behavioral analysis, providing ad […] more…Confucius Update: New Tools and Techniques, Further Connections with Patchwork
by Daniel Lunghi and Jaromir Horejsi Back in February, we noted the similarities between the Patchwork and Confucius groups and found that, in addition to the similarities in their malware code, both groups primarily went after targets in South Asia. During the months that followed in which we tracked Confucius’ activities, we found that they […] more…OPC UA security analysis
This paper discusses our project that involved searching for vulnerabilities in implementations of the OPC UA protocol. In publishing this material, we hope to draw the attention of vendors that develop software for industrial automation systems and the industrial internet of things to problems associated with using such widely available technologies, which turned out to […] more…Deciphering Confucius’ Cyberespionage Operations
by Daniel Lunghi and Jaromir Horejsi In today’s online chat and dating scene, romance scams are not uncommon, what with catfishers and West African cybercriminals potently toying with their victims’ emotions to cash in on their bank accounts. It’s quite odd (and probably underreported), however, to see it used as a vector for cyberespionage. We stumbled upon the Confucius hacking group while delving […] more…Staying Anonymous on the Blockchain: Concerns and Techniques
With Bitcoin at one point valued at more than $5,000 per unit, cryptocurrencies have excited a lot of interest from individuals, businesses, and hackers. One of the selling points of Bitcoin and others of its type is anonymity. Yet there are concerns that online currency transactions may not be as anonymous as many wish. In […] more…Ztorg: money for infecting your smartphone
This research started when we discovered an infected Pokémon GO guide in Google Play. It was there for several weeks and was downloaded more than 500,000 times. We detected the malware as Trojan.AndroidOS.Ztorg.ad. After some searching, I found some other similar infected apps that were being distributed from the Google Play Store. The first of […] 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
- AIS services outage July 25 2012 from 4:00 am to 6:00 am
- FBI Defends Stand Against Apple on Encryption
- The Gameover Trojan program is back, with some modifications
- Hackers exploiting ‘serious’ flaw in Netgear routers
- $35 Million Penalty for Not Telling Investors of Yahoo Hack
- Another thug learns that SWATting Brian Krebs is a bad idea
- Monero-Mining Malware PCASTLE Zeroes Back In on China, Now Uses Multilayered Fileless Arrival Techniques
- Mathematicians Have Discovered a Prime Conspiracy
- Microsoft Office CVE-2017-0053 Memory Corruption Vulnerability
- Tencent, Intel and Haier announce the Blade BOX: a games console running Windows 10