Experts Find Similarities Between New LockBit 3.0 and BlackMatter Ransomware

Cybersecurity researchers have reiterated similarities between the latest iteration of the LockBit ransomware and BlackMatter, a rebranded variant of the DarkSide ransomware strain that closed shop in November 2021. The new version of LockBit, called LockBit 3.0 aka LockBit Black, was released in...

A week in security (July 18 – July 24)

Last week on Malwarebytes Labs: Extortionists target restaurants, demand money to take down bad reviews The FTC will go after companies misusing location, health, and other sensitive data Roblox breached: Internal documents posted online by unknown attackers Warning for WordPress admins: Uninstal...

North Korean threat actor targets small and midsize businesses with H0lyGh0st ransomware

A group of actors originating from North Korea that Microsoft Threat Intelligence Center MSTIC tracks as DEV-0530 has been developing and using ransomware in attacks since June 2021. This group, which calls itself H0lyGh0st, utilizes a ransomware payload with the same name for its campaigns and h...

BlackCat Ransomware group implements quadruple extortion

Threat Level Actor Report For a detailed advisory, download the pdf file here Summary The BlackCat ransomware group performs quadruple extortion techniques to pressurize victims in order to pay ransom. Recently, the ransomware group has raised its stakes up to $2.5M in demands...

Insecure password leads to Mangatoon data breach

The hugely popular Manga comics platform Mangatoon has fallen victim to a data breach. No fewer than 23 million user accounts could be at risk, thanks to a poorly secured database. Worse still, Mangatoon doesnt seem to be responding to messages from the breacher, or people notifying it that the...

North Korean APT targets US healthcare sector with Maui ransomware

State-sponsored North Korean threat actors have been targeting the US Healthcare and Public Health HPH sector for the past year using the Maui ransomware, according to a joint cybersecurity advisory CSA from the FBI, Cybersecurity and Infrastructure Security Agency CISA, and the Department of the...

Ransom Lockbit 3.0 MVID-2022-0621 Code Execution

Discovery / credits: Malvuln John Page aka hyp3rlinx c 2022 Original source: https://malvuln.com/advisory/38745539b71cf201bb502437f891d799B.txt Contact: [email protected] Media: twitter.com/malvuln Threat: Ransom Lockbit 3.0 Vulnerability: Code Execution Description: The ransomware apparently n...

Ransom Lockbit 3.0 MVID-2022-0620 Buffer Overflow

Discovery / credits: Malvuln John Page aka hyp3rlinx c 2022 Original source: https://malvuln.com/advisory/38745539b71cf201bb502437f891d799.txt Contact: [email protected] Media: twitter.com/malvuln Threat: Ransom Lockbit 3.0 Vulnerability: Local Unicode Buffer Overflow SEH Description: The...

A Guide to Surviving a Ransomware Attack

Surviving ransomware is possible with a combination of preparation and intentionality. Often, there is a misguided characterization of ransomware attacks that implies defenders either completely thwart an attack or that attackers establish complete control of their targets’ IT infrastructure. But...

Karakurt extortion group: Threat profile

The FBI Federal Bureau of Investigation, together with CISA Cybersecurity and Infrastructure Security Agency and other federal agencies, recently released a joint cybersecurity advisory CSA about the Karakurt data extortion group also known as Karakurt Team and Karakurt Lair. Like RansomHouse,...

Q1 2022 Global DDoS Threat Landscape Report Findings Summary

Last week, Imperva released the Q1 2022 Global DDoS Threat Landscape Report. To produce the report’s findings, Imperva performs detailed statistical analysis of all DDoS activity that our Threat Research Labs monitored from our global network of PoPs during the first three months of 2022. In...

BlackBasta is the latest ransomware to target ESXi virtual machines on Linux

BlackBasta, an alleged subdivision of the ransomware group Conti, just began supporting the encryption of VMwares ESXi virtual machines VM installed on enterprise Linux servers. Because more and more organizations have begun using VMs for cost-effectiveness and easier management of devices, this...

Paying Ransomware Paints Bigger Bullseye on Target’s Back

Paying ransomware attackers doesn’t pay off and often paints a bigger target on a victim’s back. Eighty percent of ransomware victims that paid their attackers were hit a second time by the malware scourge. New ransomware numbers come from a Cybereason’s April ransomware survey of 1,456...

Cyber Risk Retainers: Not Another Insurance Policy

The one-two punch of a cyberattack can be devastating. There is the breach and then the related mitigation costs. Implementing a comprehensive Incident Response IR gameplan into a worst-case-scenario should not be a post-breach scramble. And when that IR strategy includes insurance, it also must...

Karakurt Data Extortion Group

CISA, the Federal Bureau of Investigation FBI, the Department of Treasury, and the Financial Crimes Enforcement Network FinCEN have released a joint Cybersecurity Advisory CSA to provide information on the Karakurt data extortion group. Karakurt actors steal data and threaten to auction it off or...

The Growing Threat of Ransom DDoS Attacks Requires Effective Prevention and Mitigation

By Waqas Essentially, ransom DDoS attacks are just DDoS with a ransom demand but a sudden increase in these attacks… This is a post from HackRead.com Read the original post: The Growing Threat of Ransom DDoS Attacks Requires Effective Prevention and Mitigation...

It’s business as usual for REvil ransomware

After the FBS arrested 14 of its members in January, and a subsequent lull in action, the REvil ransomware gang appears to be back. We say "appears" because its still unclear whether the groups operations have indeed restarted. To the trained eye, REvils movements seem out of sorts. When REvils o...

BlackBasta Ransom Code Execution

Discovery / credits: Malvuln - malvuln.com c 2022 Original source: https://malvuln.com/advisory/998022b70d83c6de68e5bdf94e0f8d71.txt Contact: [email protected] Media: twitter.com/malvuln Threat: BlackBasta Ransom Vulnerability: Code Execution Description: BlackBasta looks for and loads a DLL...

LokiLocker Ransom Code Execution

Discovery / credits: Malvuln - malvuln.com c 2022 Original source: https://malvuln.com/advisory/2ffc2446a2a6cf04c06a85deb43b9fb8.txt Contact: [email protected] Media: twitter.com/malvuln Threat: LokiLocker Ransom Vulnerability: Code Execution Description: LokiLocker looks for and executes DLLs ...

REvil Ransom Code Execution

Discovery / credits: Malvuln - malvuln.com c 2022 Original source: https://malvuln.com/advisory/7d7ee58c2696794b3be958b165eb61a9.txt Contact: [email protected] Media: twitter.com/malvuln Threat: REvil Ransom Vulnerability: Code Execution Description: REvil looks for and executes DLLs in its...