Windigo Linux Analysis – Ebury and Cdorked
Daniel Cid Our friends over at ESET released a very detailed document about the Windigo Operation. The Windigo Operation has been responsible for the compromise of thousands…
Browsing Category
Website Malware Infections
859 posts
Highly Effective Joomla Backdoor with Small Profile
Fioravante Souza It feels like every day we’re finding gems, or what appear to be gems to us. We try to balance the use of the term,…
Malicious iFrame Injections Host Payload on Tumblr
It’s always fun to watch malware developers using different techniques to code their creations. Sometimes it’s a matter of obfuscation, placement, injection, but this time…
PHP Backdoors: Hidden With Clever Use of Extract Function
When a site gets compromised, one thing we know for sure is that attackers love to leave malware that allows them access back into the…
Mysterious Zencart Redirects Leverage HTTP Headers
Denis Sinegubko About a week ago we got an interesting Zencart case. Being that we don’t often write about Zencart we figured it’d be good time to…
Layer 7 DDOS – Blocking HTTP Flood Attacks
There are many types of Distributed Denial of Service (DDOS) attacks that can affect and bring down a website, and they vary in complexity and…
New iFrame Injections Leverage PNG Image Metadata
Peter Gramantik We’re always trying to stay ahead of the latest trends, and today we caught a very interesting one that we have either been missing, or…
Website Mesh Networks Distributing Malware
Can you imagine having the keys to a kingdom? How awesome would that be!! This is true in all domains, especialy when it comes to…
Recent OptimizePress Vulnerability Being Mass Infected
A few weeks ago we wrote about a file upload vulnerability in the OptmizePress theme. We were seeing a few sites being compromised by it,…
The Hidden Backdoors to the City of Cron
An attacker’s key to creating a profitable malware campaign is persistence. Malicious code that is easily detected and removed will not generate enough value for…
How We Decoded Some Nasty Multi-Level Encoded Malware
Ante Kresic From time to time, we come up with interesting bits of malware that are just calling us to decode and learn more about them. This…