A week in security (September 30 – October 6)

Last week on Malwarebytes Labs, Malwarebytes renewed its pledge to fight stalkerware for National Cybersecurity Awareness NCSA and Domestic Violence Awareness Month. We also looked into what security orchestration is and reported about partnering with security firm, HYAS, to determine the...

New malware mimics Windows scanner to infect PCs with ransomware

By Sudais This trojan horse was discovered which pretends to be a Windows scanner by Microsoft but in reality, it is everything evil but so. This is a post from HackRead.com Read the original post: New malware mimics Windows scanner to infect PCs with ransomware...

Threat Roundup for September 27 to October 4

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 27 and Oct. 4. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics...

IC3 Issues Alert on Ransomware

The Internet Crime Complaint Center IC3 has released an alert on ransomware threats to U.S. businesses and organizations. Ransomware is a type of malware designed to deny access to a computer system or data until a ransom is paid. Cyber criminals often infect organizations with ransomware through...

CB TAU Threat Intelligence Notification: Nemty Ransomware

While Nemty Ransomware is distributed by various exploit kits, its behavior is similar to other variants of ransomware. It will perform “task kill” on processes to ensure the encryption of files such as databases SQL server, perform the deletion of volume shadow copies, and disable Windows...

How SMBs Can Mitigate the Growing Risk of File-based Attacks

Cases of document-based malware are steadily rising. 59 percent of all malicious files detected in the first quarter of 2019 were contained in documents. Due to how work is done in today's offices and workplaces, companies are among those commonly affected by file-based attacks. Since small to...

McAfee ATR Analyzes Sodinokibi aka REvil Ransomware-as-a-Service - What The Code Tells Us

McAfee ATR Analyzes Sodinokibi aka REvil Ransomware-as-a-Service – What The Code Tells Us By McAfee Labs · October 2, 2019 Episode 1: What the Code Tells Us McAfee’s Advanced Threat Research team ATR observed a new ransomware family in the wild, dubbed Sodinokibi or REvil, at the end of April 201...

McAfee ATR Analyzes Sodinokibi aka REvil Ransomware-as-a-Service - The All-Stars | McAfee Blogs

McAfee ATR Analyzes Sodinokibi aka REvil Ransomware-as-a-Service – The All-Stars John Fokker · OCT 02, 2019 Episode 2: The All-Stars Analyzing Affiliate Structures in Ransomware-as-a-Service Campaigns This is the second installment of the McAfee Advanced Threat Research ATR analysis of Sodinokibi...

McAfee ATR Analyzes Sodinokibi aka REvil Ransomware-as-a-Service - The All-Stars | McAfee Blogs

McAfee ATR Analyzes Sodinokibi aka REvil Ransomware-as-a-Service – The All-Stars John Fokker · OCT 02, 2019 Episode 2: The All-Stars Analyzing Affiliate Structures in Ransomware-as-a-Service Campaigns This is the second installment of the McAfee Advanced Threat Research ATR analysis of Sodinokibi...

McAfee ATR Analyzes Sodinokibi aka REvil Ransomware-as-a-Service - What The Code Tells Us

McAfee ATR Analyzes Sodinokibi aka REvil Ransomware-as-a-Service – What The Code Tells Us By McAfee Labs · October 2, 2019 Episode 1: What the Code Tells Us McAfee’s Advanced Threat Research team ATR observed a new ransomware family in the wild, dubbed Sodinokibi or REvil, at the end of April 201...

Ransomware Attacks Leave U.S. Hospitals Turning Away Patients

A rash of ransomware attacks this week targeted hospitals in the U.S. and Australia. The cyberattacks froze the computer systems of several medical facilities, to the point where they needed to turn away new patients and even cancel surgery appointments. A ransomware attack, reported on Tuesday,...

CryptonDie - A Ransomware Developed For Study Purposes

CryptonDie is a ransomware developed for study purposes. Options --key key used to encrypt and decrypt files, default is random stringrecommended --dir Home directory for the attack, default is / --encrypt Encrypt all files --decrypt Decrypt all files --verbose Active verbose mode, default is Fal...

Head Fake: Tackling Disruptive Ransomware Attacks

Within the past several months, FireEye has observed financially-motivated threat actors employ tactics that focus on disrupting business processes by deploying ransomware in mass throughout a victim’s environment. Understanding that normal business processes are critical to organizational succes...

Senate Passes Bill Aimed At Combating Ransomware Attacks

The U.S. Senate has approved new legislation aimed at helping government agencies and private-sector companies combat ransomware attacks. The legislation comes as local governments and schools continue to be hit by sophisticated – and in some cases coordinated – ransomware attacks. The proposed...

Masad Spyware Uses Telegram Bots for Command-and-Control

A freshly discovered commercial spyware dubbed the “Masad Clipper and Stealer” is using Telegram bots as its command-and-control C2 hub. Masad harvests information from Windows and Android users and also comes with a full cadre of other malicious capabilities, including the ability to steal...

News Wrap: GandCrab Operators Resurface, Utilities Firms Hit By LookBack Malware

On this week’s news wrap podcast, Threatpost editors Tara Seals and Lindsey O’Donnell break down the top news, including: Despite claiming they were retiring, GandCrab’s authors have been linked to the REvil/Sodinokibi ransomware via a technical analysis. A spearphishing campaign, first spotted i...

Threat Roundup for September 20 to September 27

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 20 and Sept. 27. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral...

An in-depth look at cyber insurance: We sat down with risk expert, Cisco's Leslie Lamb

Y2K is known for being one of the most widespread times of panic in IT. It was generally thought that on Dec. 31, 1999, computers across the globe would shut down when they would fail to properly process that it would become the year 2000 the next day. It made headlines across the globe, sent...

CB TAU Threat Intelligence Notification: JSWorm Ransomware Encrypts Files, Amends File Extensions

JSWorm Ransomware is a well known ransomware malware that has been seen in the wild for years and has been discovered updated to version 4. After it performs file encryption, it will append “.Generated IDContact Email.JSWRM” as file extension to the encrypted file and display the ransom note in...

Ransomware: two pieces of good news

"All your files have been encrypted." How many times has this suddenly popped up on your screen? We hope never, because it's one of the most common indicators that you've lost access to your files. And if there are no publicly available decryptors or you don't have any backup copies, you're in...