botnet

Pierluigi Paganini July 21, 2016
Major websites compromised in the last SoakSoak campaign

A large number of business websites have been compromised by the SoakSoak gang to deliver ransomware. Security experts from Invincea firm have discovered that a large number of websites were recruited by the SoakSoak botnet to deliver CryptXXX malware. The list of compromised sites is long and includes the tourism website for Guatemala and the do-it-yourself project […]

Pierluigi Paganini June 28, 2016
Sucuri spotted a large botnet of CCTV devices involved in DDoS attacks

Security experts from Sucuri firm have discovered a large botnet of compromised CCTV devices used by crooks to launch DDoS attacks in the wild. Researchers have encountered a denial-of-service botnet that’s made up of more than 25,000 Internet-connected closed circuit TV devices. We discussed several times about the IoT and the lack security by design that makes […]

Pierluigi Paganini June 26, 2016
Locky Ransomware is back! 49 domains compromised!

Locky ransomware starts up again its illegal activity of stealing money from their victims after a temporary inactivity since the end of May. This time, it comes with hard-coded javascript A new Locky campaign appears in the wild with, experts observed million malicious email messages starting from June 20. Researchers at Proofpoint observed that this […]

Pierluigi Paganini June 10, 2016
Necurs Botnet, one of the world’s largest malicious architecture has vanished

The Necurs Botnet, one of the world’s largest malicious architecture, used to spread the dreaded threats appears to have vanished since June 1. In the last months, we have read a lot of news regarding the activities on one of the largest botnet in the wild that was used by crooks to deliver the Dridex […]

Pierluigi Paganini May 17, 2016
Redirector.Paco, a Million-Machine Clickfraud Botnet

According to the experts at Bitdefender an HTTPS hijacking click-fraud botnet dubbed Redirector.Paco infected almost 1 million devices since now. Security experts at Bitdefender spotted a new click fraud botnet dubbed Redirector.Paco that has been around at least since September 2014 and has already infected more than 900,000 devices over the years. Crooks behind the Redirector.Paco aimed to create a clickbot that […]

Pierluigi Paganini April 10, 2016
Security experts shut down the dreaded Linux Mumblehard botnet

Researchers and law enforcement in a joint effort shut down the Mumblehard botnet composed of more than 4000 Linux machines. Security experts have shut down a spam botnet, known as Mumblehard, composed of more than 4,00o Linux machines. In May 2015, researchers from ESET revealed the sophisticated Mumblehard spamming malware infected thousands of Linux and FreeBSD servers going […]

Pierluigi Paganini March 15, 2016
The GM Bot v2 released after source leak, it is more expensive of v2

After the source code of the Android banking Trojan GM Bot was leaked online, the new version GM Bot v2 was offered for sale. The availability of the source code of a malware in the criminal underground represents a great opportunity for crooks that can customize the threat allowing its evolution in an unpredictable way. […]

Pierluigi Paganini March 08, 2016
South Korea accused North Korea of hacking key officials’ mobile

The South Korean NIS revealed that North Korea had hacked into smartphones belonging to a number of key government officials. The South Korean National Intelligence Service (NIS) revealed that North Korea had hacked into smartphones belonging to a number of key government officials. The announcement was made on Tuesday, according to the NIS cyber spies from  North […]

Pierluigi Paganini March 04, 2016
A day attack with DDoS booter cost $60 and can cause $720k in damage

According to a study conducted by the experts at Arbor’s ASERT Team a day attack with a DDoS booter cost $60 and can cause $720k in damage. We have discussed several times about the concept of cybercrime-as-a-service, today I’ll show you a case related the offer for rent of distributed-denial-of-service (DDoS) attacks for less than US$60 per day. […]

Pierluigi Paganini February 07, 2016
Dyre crackdown, the biggest effort to date by Russian authorities against cybercrime

Russian authorities raided offices of a Russian film distribution and production company as part of an operation against the Dyre gang. Russian law enforcement and intelligence agencies in November raided offices of a Russian film distribution and production company as part of an operation against one of the world’s most notorious cybercrime ring. The authorities […]