Countering a Home Invasion: Modernizing Threat Hunting Best Practices

The recently released VMware Carbon Black Global Incident Threat Report found that incidents of counter incident response IR are occurring in 82 percent of IR engagements. Counter IR involves several tactics, which include: disabling anti-malware scan interface, clearing/deleting logs, using...

Toymaker Mattel Hit by Ransomware Attack

Top toymaker Mattel revealed it was a victim of a ransomware attack that successfully encrypted some data and temporarily crippled a limited number of business functions. The disclosure was part of a U.S. Securities Exchange Commission SEC disclosure filed in late October. Mattel reported the...

VMware Issues Updated Fix For Critical ESXi Flaw

VMware issued an updated fix for a critical-severity remote code execution flaw in its ESXi hypervisor products. Wednesday’s VMware advisory said updated patch versions were available after it was discovered the previous patch, released Oct. 20, did not completely address the vulnerability. That’...

At Least Election Day Didn't Melt Down

With most polls closed, the worst-case scenarios about ransomware and misinformation meltdowns have seemingly not come to pass...

Check Point ZoneAlarm Code Issue Vulnerability

Check Point ZoneAlarm is a network firewall program from Check Point Israel. A security vulnerability exists in versions prior to Check Point ZoneAlarm 15.8.139.18543 that stems from allowing a local user to escalate privileges while restoring files in anti-ransomware. No detailed vulnerability...

Check Point ZoneAlarm Authorization Issue Vulnerability

Check Point ZoneAlarm is a network firewall program from Check Point Israel. Check Point ZoneAlarm version 15.8.139.18543 suffers from an authorization issue vulnerability that stems from allowing a local actor to delete arbitrary files while restoring files in anti-ransomware. No detailed...

Fake COVID-19 test result email drops King Engine ransomware

By Deeba Ahmed “King Engine” ransomware is a variant of Hentai OniChan ransomware which, after infecting a system, asking for a ridiculous 50 BTC as ransom. This is a post from HackRead.com Read the original post: Fake COVID-19 test result email drops King Engine ransomware...

Maze ransomware gang announces retirement

The threat actors behind Maze ransomware have announced their retirement. On November 1, they posted the retirement announcement on the website where they would normally name and shame their victims that were unwilling to pay the ransom. image courtesy of Graham Cluley "The Project is closed. Maz...

Media Comms Giant Says Ransomware Hit Will Cost Millions

Media communications giant Isentia is reporting that its coffers will be emptied of as much as $6 million $8.5 million AUS in the wake of a ransomware attack last week. The company is a media-intelligence and data-analytics firm headquartered in Australia, with a presence throughout Southeast Asi...

Hospital ransomware: Gangs are back to target healthcare

Healthcare is not in a good place right now. With some countries and states deciding to go back in to lockdown due to the continued rise of reported COVID-19 infections—and several garnering record-high numbers compared to when almost every country initially went into lockdown—it seems horrible...

Maze Ransomware Operators Shutting Down Their Operations

By Deeba Ahmed In a bizarre announcement, the Maze ransomware gang revealed that their only aim was to reveal the security lapses at their targets. This is a post from HackRead.com Read the original post: Maze Ransomware Operators Shutting Down Their Operations...

A week in security (October 26 – November 1)

We had a very busy week at Malwarebytes Labs. We offered advice on Googles patch for an actively exploited zero-day bug that affects Chrome users, our podcast talked about finding consumer value in Cybersecurity Awareness Month with Jamie Court, we provided guidance about keeping ransomware cash...

Unpatched Windows Zero-Day Exploited in the Wild for Sandbox Escape

A high-severity Windows driver bug is being exploited in the wild as a zero-day. It allows local privilege escalation and sandbox escape. The security vulnerability was disclosed by Google Project Zero just seven days after it was reported, since cybercriminals are already exploiting it, accordin...

How to Prevent Pwned and Reused Passwords in Your Active Directory

Many businesses are currently looking at how to bolster security across their organization as the pandemic and remote work situation continues to progress towards the end of the year. As organizations continue to implement security measures to protect business-critical data, there is an extremely...

Ransomware Activity Targeting the Healthcare and Public Health Sector

Summary This advisory was updated to include information on Conti, TrickBot, and BazarLoader, including new IOCs and Yara Rules for detection. This advisory uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge ATT &CK® version 7 framework. See the ATT&CK for Enterprise version 7 f...

Cisco Talos Advisory on Adversaries Targeting the Healthcare and Public Health Sector

BackgroundCisco Talos has become aware that an adversary is leveraging Trickbot banking trojan and Ryuk ransomware to target U.S. hospitals and healthcare providers at an increasing rate. Security journalists reported on October 28, 2020 that the adversary was preparing to encrypt systems at...

The Wisconsin GOP Lost $2.3 Million in an Email Scam

Trump's website gets hacked, a ransomware group calls it quits, and more of the week's top security news...

Crippling Cyberattacks, Disinformation Top Concerns for Election Day

What keeps researchers up at night leading up to Nov. 3 isn’t election-day winners and losers. Most cite possible attacks on local infrastructure, crippling ransomware incidents and disinformation campaigns. There are also many concerned voters this year. Election-related cybersecurity attacks ha...

TAU Threat Advisory: Imminent Ransomware threat to U.S. Healthcare and Public Health Sector

The Department of Homeland Security’s Cybersecurity and Infrastructure Security Agency CISA issued a joint alert this week with regards to an imminent cybercrime threat to US hospitals and healthcare providers. The alert was coauthored by CISA, the Federal Bureau of Investigation FBI, and the...

Halloween News Wrap: Zombie Bugs, Hospital Deaths and Other Scary Cyberattack Stories

This Halloween week, Threatpost editors discuss the spookiest security stories, including: A wave of ransomware attacks targeting a number of hospitals, sparking worries about healthcare security and the impact on patients during COVID-19 “Zombie” vulnerabilities – including Zerologon and SMBGhos...