- Trickbot malware now maps victims’ networks using Masscan
February 2, 2021
The Trickbot malware has been upgraded with a network reconnaissance module designed to survey local networks after infecting a victim’s computer. This new module, dubbed masrv, uses the open-source masscan tool, a mass port scanner with its own TCP/IP stack and capable of scanning large swaths of the Internet in a matter of minutes. Trickbot uses the ...
- Finding and Decoding Multi-Step Obfuscated Malware
February 2, 2021
Recently, in the process of a threat investigation, Trend Micro researchers found an interesting event. A process (nslookup.exe) that tried to connect to a malicious URL that was already blocked by trend Micro solutions. We could have stopped at this point, but searching for the root cause is part of managed detection and response (MDR) — ...
- Pro-Ocean: Rocke Group’s New Cryptojacking Malware
January 28, 2021
In 2019, Unit 42 researchers documented cloud-targeted malware used by the Rocke Group to conduct cryptojacking attacks to mine for Monero. Since then, cybersecurity companies have had the malware on their radar, which hampered Rocke Group’s cryptojacking operation. In response, the threat actors updated the malware. Here, we uncover a revised version of the same cloud-targeted ...
- New cybercrime tool can build phishing pages in real-time
January 28, 2021
A cybercrime group has developed a novel phishing toolkit that changes logos and text on a phishing page in real-time to adapt to targeted victims. Named LogoKit, this phishing tool is already deployed in the wild, according to threat intelligence firm RiskIQ, which has been tracking its evolution. The company said it already identified LogoKit installs on ...
- World’s Most Dangerous Malware Emotet Disrupted Through Global Action
January 27, 2021
Law enforcement and judicial authorities worldwide have this week disrupted one of most significant botnets of the past decade: EMOTET. Investigators have now taken control of its infrastructure in an international coordinated action. This operation is the result of a collaborative effort between authorities in the Netherlands, Germany, the United States, the United Kingdom, France, Lithuania, ...
- Malware found on laptops given out by UK government
January 23, 2021
Some of the laptops given out in England to support vulnerable children home-schooling during lockdown contain malware, BBC News has learned. Teachers shared details on an online forum about suspicious files found on devices sent to a Bradford school. The malware, which they said appeared to be contacting Russian servers, is believed to have been found on ...
- Raindrop Backdoor: New Malware Discovered in SolarWinds Investigation
January 20, 2021
Symantec, a division of Broadcom, has uncovered an additional piece of malware used in the SolarWinds attacks which was used against a select number of victims that were of interest to the attackers. Raindrop (Backdoor.Raindrop) is a loader which delivers a payload of Cobalt Strike. Raindrop is very similar to the already documented Teardrop tool, but ...
- XDR investigation uncovers PlugX, unique technique in APT attack
January 20, 2021
Advanced persistent threats (APT) are known — and are universally dreaded — for their stealth. Actors behind such attacks actively innovate their techniques to evade detection and ensure that they maintain a foothold inside an environment as long as possible. Through the Apex One with Endpoint Sensor (iES), we discovered one such incident wherein an ...
- VPNFilter Two Years Later: Routers Still Compromised
January 19, 2021
With the internet of things (IoT) gaining more popularity, common IoT devices such as routers, printers, cameras, and network-attached storage (NAS) devices, are becoming more frequent targets for cybercriminals. Unlike typical operating systems such as Windows and macOS, users are less likely to patch IoT devices. This is because users find the task more difficult and ...
- Ransomware attacks now to blame for half of healthcare data breaches
January 15, 2021
Almost half of all data breaches in hospitals and the wider healthcare sector are as a result of ransomware attacks according to new research. Ransomware gangs are increasingly adding an extra layer of extortion to attacks by not only encrypting networks and demanding hundreds of thousands or even millions of dollars in bitcoin to restore them, ...