Hive Ransomware Attackers Extorted $100 Million from Over 1,300 Companies Worldwide

The threat actors behind the Hive ransomware-as-a-service RaaS scheme have launched attacks against over 1,300 companies across the world, netting the gang $100 million in illicit payments as of November 2022. "Hive ransomware has targeted a wide range of businesses and critical infrastructure...

Stopping C2 communications in human-operated ransomware through network protection

Command-and-control C2 servers are an essential part of ransomware, commodity, and nation-state attacks. They are used to control infected devices and perform malicious activities like downloading and launching payloads, controlling botnets, or commanding post-exploitation penetration frameworks ...

Stopping C2 communications in human-operated ransomware through network protection

Command-and-control C2 servers are an essential part of ransomware, commodity, and nation-state attacks. They are used to control infected devices and perform malicious activities like downloading and launching payloads, controlling botnets, or commanding post-exploitation penetration frameworks ...

Hacker Charged With Extorting Online Psychotherapy Service

A 25-year-old Finnish man has been charged with extorting a once popular and now-bankrupt online psychotherapy company and its patients. Finnish authorities rarely name suspects in an investigation, but they were willing to make an exception for Julius "Zeekill" Kivimaki, a notorious hacker who -...

Fodcha DDoS Botnet Resurfaces with New Capabilities

The threat actor behind the Fodcha distributed denial-of-service DDoS botnet has resurfaced with new capabilities, researchers reveal. This includes changes to its communication protocol and the ability to extort cryptocurrency payments in exchange for stopping the DDoS attack against a target,...

LV Ransomware Exploited ProxyShell to target Jordan

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary LV ransomware as a service has been active since late 2020 The most recent infiltration entailed the compromise of the corporate environment of a Jordan based entity, leveraging the double extortion...

#StopRansomware: Daixin Team

Summary Actions to take today to mitigate cyber threats from ransomware: Install updates for operating systems, software, and firmware as soon as they are released. Require phishing-resistant MFA for as many services as possible. Train users to recognize and report phishing attempts. Note: This...

Vice Society Hackers Are Behind Several Ransomware Attacks Against Education Sector

A cybercrime group known as Vice Society has been linked to multiple ransomware strains in its malicious campaigns aimed at the education, government, and retail sectors. The Microsoft Security Threat Intelligence team, which is tracking the threat cluster under the moniker DEV-0832, said the gro...

US healthcare organizations targeted by Daixin Team ransomware

Threat Level Actor Report For a detailed threat advisory, download the pdf file here Summary Daixin Team ransomware, and data extortion group has been gaining initial access to victims through virtual private networks VPN servers since June 2022, either by exploiting an unpatched vulnerability in...

DEV-0832 (Vice Society) opportunistic ransomware campaigns impacting US education sector

In recent months, Microsoft has detected active ransomware and extortion campaigns impacting the global education sector, particularly in the US, by a threat actor we track as DEV-0832, also known as Vice Society. Shifting ransomware payloads over time from BlackCat, QuantumLocker, and Zeppelin,...

Hive Ransomware Hackers Begin Leaking Data Stolen from Tata Power Energy Company

The Hive ransomware-as-a-service RaaS group has claimed responsibility for a cyber attack against Tata Power that was disclosed by the company less than two weeks ago. The incident is said to have occurred on October 3, 2022. The threat actor has also been observed leaking stolen data exfiltrated...

CISA Warns of Daixin Team Hackers Targeting Health Organizations With Ransomware

U.S. cybersecurity and intelligence agencies have published a joint advisory warning of attacks perpetrated by a cybercrime gang known as the Daixin Team primarily targeting the healthcare sector in the country. "The Daixin Team is a ransomware and data extortion group that has targeted the HPH...

#StopRansomware: Daixin Team

CISA, the Federal Bureau of Investigation FBI, and the Department of Health and Human Services HHS have released a joint Cybersecurity Advisory CSA, StopRansomware: Daixin Team to provide information on the “Daixin Team,” a cybercrime group actively targeting U.S. businesses, predominantly in the...

19-Year-Old Teen Arrested for Using Leaked Optus Breach Data in SMS Scam

The Australian Federal Police AFP has arrested a 19-year-old teen from Sydney for allegedly attempting to leverage the data leaked following the Optus data breach late last month to extort victims. The suspect is said to have carried out a text message blackmail scam, demanding that the recipient...

Ransomware-affected school district refuses to pay, gets stolen data released

Data stolen from Los Angeles Unified School District has been leaked online, after staff refused to pay the ransom related to a ransomware attack. The attackers threatened to release the data if the ransom wasn't paid, and so release it they did. The double extortion tactic Threatening to release...

Optus data breach "attacker" says sorry, it was a mistake

Since Australian telecoms company Optus disclosed a security breach on September 22, 2022, a lot has been happening. Much of it reads like a movie script. Prologue A hacker acting under the pseudonym "optusdata" claims to have stolen the data of 10 million Optus customers. The information include...

Hacker Behind Optus Breach Releases 10,200 Customer Records in Extortion Scheme

The Australian Federal Police AFP on Monday disclosed it's working to gather "crucial evidence" and that it's collaborating with overseas law enforcement authorities following the hack of telecom provider Optus. "Operation Hurricane has been launched to identify the criminals behind the alleged...

Preventing Cryptocurrency Cyber Extortion

Highly destructive cybercrime is on the rise, and most of it is being funded with anonymous cryptocurrency. Discover cryptocurrency trends and how enterprises can enhance their cybersecurity posture to prevent cyber extortion...

Emotet Botnet Started Distributing Quantum and BlackCat Ransomware

The Emotet malware is now being leveraged by ransomware-as-a-service RaaS groups, including Quantum and BlackCat, after Conti's official retirement from the threat landscape this year. Emotet started off as a banking trojan in 2014, but updates added to it over time have transformed the malware...

Lorenz Ransomware Exploit Mitel VoIP Systems to Breach Business Networks

The operators behind the Lornenz ransomware operation have been observed exploiting a now-patched critical security flaw in Mitel MiVoice Connect to obtain a foothold into target environments for follow-on malicious activities. "Initial malicious activity originated from a Mitel appliance sitting...