KnowBe4 Blog

Malware

Covering the latest malware threats affecting software, hardware, cloud networks, etc. Keeping you informed so you can keep your users safe.

Implausible Phishbait, But Someone May Bite

Scammers are impersonating FINRA, the Financial Industry Regulatory Authority, in an attempt to deliver malware or steal SharePoint credentials, Help Net Security reports. FINRA issued an ...

New COVID-19 Malware Variants Render Your Endpoints Useless

Forget cybercriminals out to steal your money and credentials. Security researchers are now finding more malware intent on rewriting master boot records and wiping file systems.

Zeus Sphinx Banking Trojan is Revived Under the Guise of COVID-19 Assistance

The 5-year old malware variant has reared its ugly head once again after a three-year hiatus – this time attempting to take advantage of the need for COVID-19 financial assistance.

NASA sees an “exponential” jump in malware attacks as personnel work from home

Ars Technica reports that NASA has experienced an exponential increase in malware attacks and a doubling of agency devices trying to access malicious sites in the past few days as ...

Hackers Use Interactive Malicious COVID-19 Map to Spread Malware

Cybercriminals constantly latch on to news items that captivate the public’s attention, but usually they do so by sensationalizing the topic or spreading misinformation about it. ...

Racoon: Infostealer Malware Collects Credentials, Financial and Personal Information

Access to a compromised endpoint may no longer be enough. So, enterprising malware authors offer up infostealers to help exfiltrate valuable data from an infected machine.

Catphish and Honey Traps

Hundreds of Israeli soldiers had their phones compromised by malware after falling for catfishing attacks purportedly launched by Hamas, Forbes reports. The Israel Defense Forces (IDF) ...

Emotet-Based Sextortion Scams Net 10 Times More than Necurs-Based Scams

The Emotet trojan just won’t die and appears to be gaining steam as sextortion scams are netting cybercriminals a massive return in exchange for their devious efforts.

Scam Of The Week: "Kobe Bryant Dead, Dies in Helicopter Crash"

Today, news broke that Kobe Bryant died in a helicopter crash. His daughter Gigi was also on board and died in the crash. This is a celebrity death that the bad guys are going to be ...

TrickBot Hackers Have Created the Ultimate “On the Fly” Update Backdoor

The newly-created “PowerTrick” backdoor leaves malware ready to accept new commands and victim organizations perpetually in danger of the next thing the malware’s creators can think of.

[Heads Up] Iran Has Launched Evil New Malware That Wipes Your Windows Workstations

Zak Doffman posted: "Iran’s state-sponsored hackers have deployed a new strain of malicious malware, warns IBM, which has been aimed at the “industrial and energy sectors” in the Middle ...

Virtual Hard Disk Images Containing Malware Are Ignored by Windows and Antivirus Engines

This disturbing find by a CERT researcher demonstrates how attackers can encode malicious files within a Virtual Hard Disk (VHD) image that acts in the same way as a ZIP archive.

Scam Of The Week: See Jeffrey Epstein Last Words On Video

This weekend, news broke that Jeffrey Epstein was found dead in his cell, apparently a suicide. This is a celebrity death that the bad guys are going to be exploiting in a variety of ways ...

Here Are Some Interesting Headlines I Found During Black Hat

Black Hat 2019 - The Craziest, Most Terrifying Things We Saw: I ran into Neil Rubenking when I went to the Qualys party which was in the Foundation Room all the way on top of the ...

Iranian Hacker Group APT34 Use New ‘Tonedeaf’ Malware over LinkedIn in Latest Phishing Campaign

Targeting several key industries, this new campaign likely seeks to aid the Iranian government with information that could be of use to further Iran’s economic and security goals.

U.S. Coast Guard Warns of Phishing Attacks Designed for Data Theft and Malware Infection

A new Marine Safety Information Bulletin from the U.S. Coast Guard demonstrates that cybercriminals aren’t just after land-based businesses.

Microsoft Discovers New Excel-Based Attack to Deliver the FlawedArmmyRAT Malware

A new set of tweets from Microsoft Security Intelligence walks through an attack that uses a number of built-in Windows toolsets to infect machines with the notorious malware.

Dridex Credential Stealer Returns With New Antivirus Evasion - Including Application Whitelisting

SCMag reported that a new strain of the notorious Dridex malware has been spotted using polymorphism antivirus evasion techniques in phishing emails. The Dridex credential-stealer that ...

New Malware Pretends to Be You by Matching Your Keystroke Characteristics

Cybersecurity researchers have developed a new keystroke impersonation attack that avoids being detected by keystroke-based biometric security solutions.

Get Ready for the First Wave of AI Malware

This is an excerpt from an article in SecurityWeek by Gunter Ollmann, who is currently the CSO of Microsoft’s Cloud and AI Security division. He is a seasoned information security leader.