Tag Archives: computer virus

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

RansomFree Tool Detects Never-Seen-Before Ransomware Before It Encrypts Your Data

Ransomware has risen dramatically since last few years, so rapidly that it might have already hit you or someone you know.

With hundred of thousands of ransomware variants emerging every day, it is quite difficult for traditional signature-based antivirus tools to keep their signature database up-to-date.

So, if signature-based techniques are not enough to detect ransomware infection, then

This Ransomware Unlocks Your Files For Free If You Infect Others

Is your PC infected with Ransomware? Either pay the ransom amount to the attacker or spread the infection further to get the decryption keys.

Yes, this new technique has been employed by cyber criminals with the latest round of ransomware threat, dubbed Popcorn Time.

Initially discovered by MalwareHunterTeam, the new Popcorn Time Ransomware has been designed to give the victim’s a criminal

San Francisco Metro System Hacked with Ransomware; Resulting in Free Rides

Nothing is immune to being hacked when hackers are motivated.

The same proved by hackers on Friday, when more than 2,000 computer systems at San Francisco’s public transit agency were apparently got hacked.

San Francisco’s Municipal Transportation Agency, also known as MUNI, offered free rides on November 26th after MUNI station payment systems and schedule monitors got hacked by ransomware

Mac Malware Can Secretly Spy On Your Webcam and Mic – Here's How to Stay Safe

Apple Mac Computers are considered to be much safer than Windows at keeping viruses and malware out of its environment, but that’s simply not true anymore.

It’s not because Mac OS X is getting worse every day, but because hackers are getting smart and sophisticated these days.

The bad news for Mac users is that malware targeting webcams and microphones has now come up for Mac laptops as well.
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Beware — Someone is dropping Malware-infected USB Sticks into People's Letterbox

Hey! Wait! Wait! Wait!

Don’t plug in that USB stick into your laptop. It could infect your computer with malware and viruses.

Australia’s Victoria Police Force has issued a warning regarding unmarked USB flash drives containing harmful malware being dropped inside random people’s letterboxes in the Melbourne suburb of Pakenham.

It seems to one of the latest tactics of cyber criminals to

Warning! This Cross-Platform Malware Can Hack Windows, Linux and OS X Computers

Unlike specially crafted malware specifically developed to take advantage of Windows operating system platform, cyber attackers have started creating cross-platform malware for wider exploitation.

Due to the rise in popularity of Mac OS X and other Windows desktop alternatives, hackers have begun designing cross-platform malware modularly for wide distribution.

Cross-platform malware is

University Pays Hackers $20,000 to get back its Ransomware Infected Files

What’s the worst that could happen when a Ransomware malware hits University?

Last month, the IT department of the University from where I have done my graduation called me for helping them get rid of a Ransomware infection that locked down all its student’s results just a day before the announcement.

Unfortunately, there was no decrypter available for that specific ransomware sample, but

Irongate — New Stuxnet-like Malware Targets Industrial Control Systems

Security researchers have discovered a sophisticated piece of malware that uses tricks from the Stuxnet sabotage malware and is specifically designed to target industrial control systems (ICS) and supervisory control and data acquisition (SCADA) systems.

Researchers at the security firm FireEye Labs Advanced Reverse Engineering said on Thursday that the malware, dubbed “IRONGATE,” affects

Russia arrests 50 hackers who stole $25 million from Banks

Russian authorities have arrested a gang of 50 hackers suspected of stealing more than 1.7 Billion Rubles (over US$25 Million) from banks and other financial institutions in the country since 2011.

The same criminal gang had tried to steal a further 2.273 Billion Roubles by issuing false payment instructions, but that were blocked.
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The group allegedly used a Trojan called “