Exploit kits: fall 2019 review

Despite a slim browser market share, Internet Explorer is still being exploited in fall 2019 in a number of drive-by download campaigns. Perhaps even more surprising, we're seeing new exploit kits emerge. Based on our telemetry, these drive-bys are happening worldwide with the exception of a few...

Exploit kits: summer 2019 review

In the months since our last spring review, there has been some interesting activity from several exploit kits. While the playing field remains essentially the same with Internet Explorer and Flash Player as the most-commonly-exploited pieces of software, it is undeniable that there has been a...

Exploit kits: winter 2019 review

Active malvertising campaigns in December and the new year have kept exploit kit activity from hibernating in winter 2019. We mostly observed Fallout and RIG with the occasional, limited GrandSoft appearance for wider geo-targeting. In addition, narrowly-focused exploit kits such as Magnitude,...

Exploit kits: fall 2018 review

Exploit kit EK activity continues to surprise us as the weather cools, the leaves change, and we move into the fall of 2018. Indeed, shortly after our summer review, a new exploit kit was discovered, and while no new vulnerabilities were added to the current EKs, several malvertising chains are...

Exploit kits: summer 2018 review

The uptick trend in cybercriminals using exploit kits that we first noticed in our spring 2018 report has continued into the summer. Indeed, not only have new kits been found, but older ones are still showing signs of life. This has made the summer quarter one of the busiest we've seen for exploi...

Exploit kits: Spring 2018 review

Since our last report on exploit kits, there have been some new developments with the wider adoption of the February Flash zero-day, as well as the inclusion of a new exploit for Internet Explorer. We have not seen that many changes in the drive-by landscape for a long time, although these are th...

Exploit kits: Winter 2018 review

In the past, we used to do a blog series on exploit kits where we would periodically check in on the main players in the market. In March 2017, we wrote the Winter 2017 review, before exploit kit activity dropped down to a whisper. We've since discontinued our blog series, for lack of development...

GrandSoft Exploit Kit Gate

GrandSoft exploit kit is a web exploit kit that operates by delivering malicious payload to the victim's computer. Successful infection will allow the attacker to download additional malware to the target...

GrandSoft Exploit Kit Gate

GrandSoft exploit kit is a web exploit kit that operates by delivering malicious payload to the victim's computer. Successful infection will allow the attacker to download additional malware to the target...

GrandSoft Exploit Kit Landing Page

GrandSoft exploit kit is a web exploit kit that operates by delivering malicious payload to the victim's computer. Successful infection will allow the attacker to download additional malware to the target...

GandCrab ransomware distributed by RIG and GrandSoft exploit kits (updated)

This post was authored by Vasilios Hioueras and Jérôme Segura Update 2018-02-02: GandCrab is delivered via Necurs malicious spam 1. Update 2018-02-01: GandCrab is now also spread via the EITest campaign 2 3. - - Late last week saw the appearance of a new ransomware called GandCrab. Surprisingly, ...