Tag Archives: Windows Malware

U.S. Takes Down Kelihos Botnet After Its Russian Operator Arrested in Spain

A Russian computer hacker arrested over the weekend in Barcelona was apparently detained for his role in a massive computer botnet, and not for last year’s US presidential election hack as reported by the Russian media.

Peter Yuryevich Levashov, 32-years-old Russian computer programmer, suspected of operating the Kelihos botnet — a global network of over 100,000 infected computers that was

WikiLeaks Reveals CIA's Grasshopper Windows Hacking Framework

As part of its Vault 7 series of leaked documents, whistleblowing website WikiLeaks today released a new cache of 27 documents allegedly belonged to the US Central Intelligence Agency (CIA).

Named Grasshopper, the latest batch reveals a CLI-based framework developed by the CIA to build “customised malware” payloads for breaking into Microsoft’s Windows operating systems and bypassing

New Fileless Malware Uses DNS Queries To Receive PowerShell Commands

It is no secret that cybercriminals are becoming dramatically more adept, innovative, and stealthy with each passing day.

While new forms of cybercrime are on the rise, traditional activities seem to be shifting towards more clandestine techniques that involve the exploitation of standard system tools and protocols, which are not always monitored.

The latest example of such attack is

Writing Advanced OS X Malware an ‘Elegant’ Solution to Improving Detection

OS X security researcher Patrick Wardle is expected at Black Hat to demonstrate how to write advanced Mac malware, including Gatekeeper and Xprotect bypasses, in hopes of raising awareness to the current state of OS malware detection.