Three Big Ransomware Campaigns Victimize Tens Of Thousands

Sep 8, 2015 11:44:00 AM By Stu Sjouwerman

Cybercrime has not given up on ransomware just yet. In fact, it's expanding as different Eastern European mafias are competing with each other for market share in this segment. Here are ...

IBM: Corporations could be the next target for ransomware attacks

Aug 29, 2015 10:53:00 AM By Stu Sjouwerman

Doug Olenick at SC Magazine reported on something noteworthy: "The growing threat posed by ransomware and the possibility that cybercriminals will graduate from extorting end users to ...

Scam Of The Week: Massive WebAd Poisoning

Aug 16, 2015 10:39:00 AM By Stu Sjouwerman

The same cybercrime lowlifes that infected the Yahoo website a few weeks ago have struck again, this time infecting sites like Drudge Report and Weather.com. Both sites have hundreds of ...

Scam Of The Week: Microsoft Windows 10 Upgrade Installs Ransomware.

Aug 3, 2015 11:33:26 AM By Stu Sjouwerman

Major Operating System upgrades are usually a cause of confusion among end-users and the current Windows 10 upgrade is no exception. The bad guys exploit these confusions in several ways, ...

New TeslaCrypt's Shrewd Disguise as CryptoWall

Jul 18, 2015 12:41:00 PM By Stu Sjouwerman

Security researcher Fedor Sinitsyn reported on the new TeslaCrypt V2.0. This family of ransomware is relatively new, it was first detected in February 2015. It's been dubbed the "curse" ...

A New, Innovative Ransomware Attack Spreads Using Google Drive

Jul 10, 2015 8:56:00 AM By Stu Sjouwerman

An Eastern European cybercrime gang has started a new TorrentLocker ransomware campaign where whole websites of energy companies, government organizations and large enterprises are being ...

Patch Flash NOW Or Get Infected With CryptoWall

Jun 29, 2015 12:00:00 PM By Stu Sjouwerman

It is now urgent to patch any Adobe Flash Player machines in your network. Why? There is an exploit kit called Magnitude that now uses a recently patched Flash zero-day vulnerability. An ...

FBI Alert: Latest CryptoWall Ransomware Damage More Than $18 Million

Jun 27, 2015 11:09:00 AM By Stu Sjouwerman

The latest version 3.0 of CryptoWall, descendant of the infamous CryptoLocker, is the most advanced and most damaging ransomware in the wild at the moment, specifically targeting U.S. ...

Ransomware Resume Phishing Security Test Gets Monster Open Rate

Jun 19, 2015 11:30:00 AM By Stu Sjouwerman

Now here is a real IT Horror Story. A brand new KnowBe4 customer which had not yet trained their employees decided to test their staff with one of the new templates we had just released.

Ransomware Gives Cyber Criminals Almost 1,500% Return On Their Money

Jun 16, 2015 6:01:00 PM By Stu Sjouwerman

A new report by Trustwave shows some stunning numbers. You would almost come to the conclusion you are in the wrong business. They looked at how much of an investment a cybercriminal ...

Annoying New Ransomware Attack Uses Girl Resumes

Jun 12, 2015 4:22:00 PM By Stu Sjouwerman

The SANS InfoSec Forums noted that since Monday May 25th a new version of CryptoWall 3.0 ransomware started, using both malicious spam and the Angler exploit kit (EK). The attack wave has ...

Ransomware Victim Gets Discount From Cybercriminal

Jun 8, 2015 1:41:34 PM By Stu Sjouwerman

Researchers at Check Point discovered a new Russian ransomware strain that allows the victim to communicate with the cybercriminals who are open to providing discounts to decrypt the ...

Are there free ransomware decryption tools?

May 30, 2015 10:48:20 AM By Stu Sjouwerman

JP Buntix wrote: "Two types of ransomware making headlines all across the world in recent months are called CryptoLocker and CoinVault. Both types of ransomware operate in the same way, ...

It's heeere! Criminal Ransomware as a Service

May 28, 2015 9:56:00 AM By Stu Sjouwerman

As we predicted in our whitepaper "Your Money or Your Life/Files", there is now shake-and-bake criminal ransomware that aspiring Internet criminals can put together in a few minutes. Meet ...

Is Your Network Infected With Sleeper Ransomware?

May 26, 2015 6:11:00 PM By Stu Sjouwerman

This is a concerning new "sleeper" ransomware twist.

Researchers Observe SVG Files Being Used To Distribute Ransomware

May 23, 2015 8:04:00 AM By Stu Sjouwerman

Researchers with AppRiver have observed attackers sending out phishing emails with SVG files attached – these files, when downloaded and executed, open up websites that download what ...

Heads-up: 'Breaking Bad' Ransomware Beta Tested Down Under

May 16, 2015 5:57:00 PM By Stu Sjouwerman

You can expect ransomware in America in the next few weeks which has a Breaking Bad theme. Take this a bit further and we can expect ransomware with Halloween themes later this year. ...

Credit Union Times: Ransomware, WordPress Threats Grow

May 10, 2015 10:48:00 AM By Stu Sjouwerman

At 27%, banks and credit unions are the largest segment of KnowBe4's customers, obviously because they are the bad guys' #1 target. Thing is, banks and credit unions found us, we did not ...

New Multi-Language Ransomware Crypt0l0cker

Apr 29, 2015 12:23:50 PM By Stu Sjouwerman

Ransomware is being localized for large Asian countries now. There is an ongoing attack targeting Korea, followed by Malaysia and then Japan. If you have business partners or subsidiaries ...

Ransomware Mafia Now Uses Bitcoin As Obfuscation Layer

Apr 26, 2015 1:09:00 PM By Stu Sjouwerman

Bitcoin is a very speculative currency, still relatively easy to manipulate compared to the major currencies, and subject to massive increases and drops in value. Currently the falling ...

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