Rogue extensions that hijack Chrome & Firefox are near impossible to remove

Saturday, January 20th, 2018

As discovered by Malwarebytes researcher Pieter Arntz, a new pair of extensions plaguing Google's Chrome and Mozilla's Firefox can hijack the browsers in order to push technical support scams at you and potentially even spy on your browsing activities. Called "Tiempo en colombia en vivo" on the Chrome Web Store, the ...

Hackers backdoored CCleaner for a month: Over 2 million infected with malware

Monday, September 18th, 2017

Hackers backdoored the popular CCleaner Windows utility; for nearly a month, two malware-tainted versions collected computer names, IP addresses, lists of installed and active software as well lists of network adapters before sending the data to attacker’s server. Cisco Talos, which discovered the malware on September 13 while a customer was ...

Expired domain names and malvertising

Tuesday, September 5th, 2017

In Q1 and Q2 of 2017, we noticed a sharp decline in drive-by downloads coming from compromised websites. The campaigns of the past are either gone (Pseudo Darkleech) or have changed focus (EITest using social engineering techniques). Malvertising – which has remained steady and is currently the main driving force behind ...

Microsoft bringing EMET back as a built-in part of Windows 10

Tuesday, June 27th, 2017

The Windows 10 Fall Creators Update will include EMET-like capabilities managed through a new feature called Windows Defender Exploit Guard. Microsoft's EMET, the Enhanced Mitigation Experience Toolkit, was a useful tool for hardening Windows systems. It used a range of techniques—some built in to Windows, some part of EMET itself—to make ...

‘Petya’ Ransomware Outbreak Goes Global

Tuesday, June 27th, 2017

A new strain of ransomware dubbed “Petya” is worming its way around the world with alarming speed. The malware is spreading using a vulnerability in Microsoft Windows that the software giant patched in March 2017 — the same bug that was exploited by the recent and prolific WannaCry ransomware strain. According ...

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