Krebs on Security

NOVEMBER 9, 2021

The other critical flaw patched today that’s already being exploited in the wild is CVE-2021-42321 , yet another zero-day in Microsoft Exchange Server. As Exchange zero-days go, CVE-2021-42321 appears somewhat mild by comparison. Microsoft has published a blog post/FAQ about the Exchange zero-day here.

Backups 288

Backups Passwords Authentication Internet 288

Krebs on Security

APRIL 18, 2022

Conti — one of the most ruthless and successful Russian ransomware groups — publicly declared during the height of the COVID-19 pandemic that it would refrain from targeting healthcare providers. But according to Microsoft and an advisory from the U.S. National Security Agency (NSA).

Healthcare 317

Healthcare Ransomware Cybersecurity Malware 317

Krebs on Security

DECEMBER 13, 2021

The consulting firm PricewaterhouseCoopers recently published lessons learned from the disruptive and costly ransomware attack in May 2021 on Ireland’s public health system. The unusually candid post-mortem found that nearly two months elapsed between the initial intrusion and the launching of the ransomware.

Healthcare 306

Healthcare Ransomware Antivirus Hacking 306

Krebs on Security

MAY 11, 2021

By all accounts, the most pressing priority this month is CVE-2021-31166 , a Windows 10 and Windows Server flaw which allows an unauthenticated attacker to remotely execute malicious code at the operating system level. “For ransomware operators, this kind of vulnerability is a prime target for exploitation,” Breen said.

Wireless 316

Wireless Internet Internet Backups 316

The Last Watchdog

JANUARY 20, 2022

Looking back, 2021 was a breakout year for ransomware around the globe, with ransoms spiking to unprecedented multi-million dollar amounts. Related: Colonial Pipeline attack ups ransomware ante. EDR systems are supposed to protect IT system endpoints against these very malware, ransomware, and other types of malicious code.

Ransomware 234

Ransomware Malware Data breaches Technology 234

Krebs on Security

MAY 16, 2023

A Russian man identified by KrebsOnSecurity in January 2022 as a prolific and vocal member of several top ransomware groups was the subject of two indictments unsealed by the Justice Department today. And on April 26, 2021, Matveev and his Babuk gang allegedly deployed ransomware against the Metropolitan Police Department in Washington, D.C.

Ransomware 297

Ransomware Cybercrime VPN Healthcare 297

Krebs on Security

SEPTEMBER 15, 2021

TTEC , [ NASDAQ: TTEC ], a company used by some of the world’s largest brands to help manage customer support and sales online and over the phone, is dealing with disruptions from a network security incident resulting from a ransomware attack, KrebsOnSecurity has learned. ET: TTEC confirmed a ransomware attack. Update, 6:20 p.m.

Ransomware 355

Ransomware Banking Cryptocurrency Media 355

Schneier on Security

OCTOBER 19, 2021

According to a report from CISA last week, there were three ransomware attacks against water treatment plants last year. WWS Sector cyber intrusions from 2019 to early 2021 include: In August 2021, malicious cyber actors used Ghost variant ransomware against a California-based WWS facility.

Ransomware 228

Ransomware Backups 228

The Last Watchdog

DECEMBER 2, 2021

Ransomware attacks have reached a record high this year, with nearly 250 attacks recorded to date and months to go. The ongoing battle to secure data from highly sophisticated ransomware gangs like REvil and others continues to rage on, despite recent news that these groups have disbanded in response to pressure from law enforcement.

Ransomware 262

Ransomware Technology Cybersecurity Backups 262

Krebs on Security

JUNE 14, 2022

The latest innovation in ratcheting up the heat comes from the ALPHV/BlackCat ransomware group, which has traditionally published any stolen victim data on the Dark Web. ” Emerging in November 2021, ALPHV is perhaps most notable for its programming language ( it is written in Rust ). “Cl0p emailed my wife last year.

Ransomware 290

Ransomware Internet Internet Cybercrime 290

Adam Levin

DECEMBER 16, 2020

Here are 12 New Year Resolutions for a safer and more secure digital you in 2021: Think before you click that email link: 2020 was a record-breaking year for ransomware, malware, and phishing , and many, if not most of these attacks were launched with the click on a link in an email.

VPN 245

VPN Antivirus Passwords Backups 245

Krebs on Security

MARCH 1, 2022

A Ukrainian security researcher this week leaked several years of internal chat logs and other sensitive data tied to Conti , an aggressive and ruthless Russian cybercrime group that focuses on deploying its ransomware to companies with more than $100 million in annual revenue. On Sunday, Feb. “There will be panic. 428 hospitals.”

Ransomware 305

Ransomware Healthcare Cybercrime Government 305

Krebs on Security

JANUARY 28, 2022

In December 2021, researchers discovered a new ransomware-as-a-service named ALPHV (a.k.a. “ BlackCat “), considered to be the first professional cybercrime group to create and use a ransomware strain written in the Rust programming language. Image: Varonis. ” Meanwhile, the U.S.

Ransomware 309

Ransomware Accountability Cybercrime Malware 309

Krebs on Security

DECEMBER 19, 2023

Federal Bureau of Investigation (FBI) disclosed today that it infiltrated the world’s second most prolific ransomware gang, a Russia-based criminal group known as ALPHV and BlackCat. BlackCat formed by recruiting operators from several competing or disbanded ransomware organizations — including REvil , BlackMatter and DarkSide.

Ransomware 296

Ransomware Cybercrime Advertising Encryption 296

Tech Republic Security

FEBRUARY 24, 2021

BlackBerry researchers see more double-extortion ransomware attacks, attackers demanding ransom from healthcare patients, and rising bitcoin prices driving the growth of ransomware.

Ransomware 218

Ransomware Healthcare 218

The Last Watchdog

DECEMBER 16, 2021

In 2021, law enforcement continued making a tremendous effort to track down, capture and arrest ransomware operators, to take down ransomware infrastructure, and to claw back ransomware payments. These transformations for ransomware groups will become the source of new attacks. Before BlackMatter it was DarkSide.

CISO 262

CISO Ransomware Risk Authentication 262

The Last Watchdog

NOVEMBER 3, 2021

We’ve been named one of the Top 10 cybersecurity webzines in 2021. Expect content that is always accurate and fair, with recent posts exploring the monitoring of complex modern networks, telecom data breaches that expose vast numbers of mobile users, efforts to make software products safer and ransomware attacks on global supply chains.

Cybersecurity 278

Cybersecurity Data breaches Mobile Internet 278

Krebs on Security

MARCH 7, 2022

Three stories here last week pored over several years’ worth of internal chat records stolen from the Conti ransomware group, the most profitable ransomware gang in operation today. penned a two-part analysis on why smart contracts will make ransomware more profitable. ” Stern wrote. ” DISTRIBUTED DENIAL OF DISCORD?

Ransomware 247

Ransomware Cryptocurrency DDOS Scams 247

Lohrman on Security

MAY 8, 2022

In early May 2021, the world was shocked into attention by a ransomware attack that brought down gas lines. What have we learned — or not — one year later?

Ransomware 217

Ransomware 217

Krebs on Security

JUNE 8, 2021

Among the zero-days are: – CVE-2021-33742 , a remote code execution bug in a Windows HTML component. – CVE-2021-31955 , an information disclosure bug in the Windows Kernel. – CVE-2021-31956 , an elevation of privilege flaw in Windows NTFS.

Backups 338

Backups Ransomware Cyber threats Phishing 338

Tech Republic Security

AUGUST 27, 2021

According to a ransomware report, the average ransom payment in the first half of 2021 jumped to $570,000. Learn more in TechRepublic's Karen Roby interview with writer Lance Whitney.

Ransomware 199

Ransomware 199

Tech Republic Security

FEBRUARY 23, 2022

IBM’s 2022 X-Force Threat Intelligence Index also revealed that ransomware was again the top attack type last year and that manufacturing supply chains were most vulnerable to exploitation. The post Microsoft, Apple and Google top the list of the most spoofed brands in 2021 appeared first on TechRepublic.

Manufacturing 203

Manufacturing Ransomware 203

Tech Republic Security

SEPTEMBER 22, 2021

The most common targets of ransomware in the second quarter of 2021 were governmental, medical and industrial companies along with scientific and educational institutions, says Positive Technologies.

Ransomware 203

Ransomware Accountability Education Malware 203

Tech Republic Security

FEBRUARY 7, 2023

These ransomware infections on VMware ESXi software are due to a vulnerability that has existed since 2021. The post Massive ransomware operation targets VMware ESXi: How to protect from this security threat appeared first on TechRepublic. Find out the most targeted countries and how to secure your organization.

Ransomware 189

Ransomware Software Cybersecurity Network Security 189

Krebs on Security

JULY 8, 2021

Last week cybercriminals deployed ransomware to 1,500 organizations that provide IT security and technical support to many other companies. But Sanders said every ransomware expert Kaseya consulted so far has advised against negotiating for one ransom to unlock all victims.

Software 326

Software Ransomware System Administration Authentication 326

The Last Watchdog

JUNE 21, 2022

It’s stunning that the ransomware plague persists. Verizon’s Data Breach Incident Report shows a 13 percent spike in 2021, a jump greater than the past years combined; Sophos’ State of Ransomware survey shows victims routinely paying $1 million ransoms. Related: ‘SASE’ blends connectivity and security.

Ransomware 222

Ransomware Data breaches Network Security Internet 222

Krebs on Security

MARCH 2, 2022

Earlier this week, a Ukrainian security researcher leaked almost two years’ worth of internal chat logs from Conti , one of the more rapacious and ruthless ransomware gangs in operation today. – Penetration Testers/Hackers: Those on the front lines battling against corporate security teams to steal data, and plant ransomware.

Ransomware 211

Ransomware Antivirus Malware Cybercrime 211

The Last Watchdog

JUNE 20, 2022

Or the payload might be a data exfiltration routine — or a full-blown ransomware attack. IABs contributed to threat actors dwelling longer before detection: the median attacker dwell time was 15 days in 2021, up from 11 days in 2020. Speaking of ransomware, cyber extortion continues to persist at a plague level.

Ransomware 235

Ransomware Digital transformation Marketing Software 235

Tech Republic Security

JULY 7, 2022

Since May of 2021, state-sponsored attackers have been deploying Maui ransomware in an attempt to encrypt sensitive records and disrupt services for vulnerable healthcare organizations. The post North Korean-sponsored ransomware attacks target US healthcare companies appeared first on TechRepublic.

Healthcare 179

Healthcare Ransomware Encryption 179

The Last Watchdog

MAY 5, 2022

Ransomware? Well, the stats are even scarier with over 50% increase in ransomware attacks in 2021, compared to 2020. The media paid close attention to ransomware attacks last year, as they had a significant impact on Colonial Pipeline, the nation’s largest fuel distributor, and JBS, the nation’s largest meat distributor.

Ransomware 247

Ransomware Risk Internet Internet 247

Tech Republic Security

JANUARY 22, 2021

Changing threats, volume of threats, and ransomware plague organizations. Having some autonomous AI tools to help pros do their jobs can help.

Cybersecurity 207

Cybersecurity Ransomware 207

Security Affairs

OCTOBER 27, 2024

Russian authorities sentenced four members of the REvil ransomware operation to several years in prison in Russia. Four former members of the REvil ransomware group were sentenced in Russia for hacking and money laundering, marking a rare case of Russian gang members being convicted in the country. Vasinskyi was extradited to the U.S.

Ransomware 144

Ransomware Hacking Malware Cybercrime 144

Schneier on Security

FEBRUARY 11, 2022

It had no documented cyber incident response runbooks or IT recovery plans (apart from documented AD recovery plans) for recovering from a wide-scale ransomware event.

Antivirus 318

Antivirus Hacking Ransomware CISO 318

Krebs on Security

FEBRUARY 14, 2022

In January, KrebsOnSecurity examined clues left behind by “ Wazawaka ,” the hacker handle chosen by a major ransomware criminal in the Russian-speaking cybercrime scene. The other handle that appeared tied to Wazawaka was “Orange,” the founder of the RAMP ransomware forum. This post is an attempt to remedy that.

VPN 217

VPN Ransomware Cybercrime Accountability 217

Tech Republic Security

NOVEMBER 10, 2020

The pandemic and 5G speed create wider attack capabilities. Phishing emails and other threats will continue to exploit COVID-19 and its side effects, says Check Point Research.

Phishing 201

Phishing Ransomware 201

Daniel Miessler

MAY 19, 2021

Top actions in breaches were: phishing (social), use of stolen credentials (hacking), other, ransomware (malware), pretexting (social), misconfiguration (error), misdelivery (error), brute force (hacking), C2 (malware), and backdoor (malware). So phishing and ransomware are the categories most shared among incidents and breaches.

Data breaches 192

Data breaches Social Engineering Ransomware Phishing 192

Security Affairs

NOVEMBER 29, 2024

Russian authorities arrested ransomware affiliate Mikhail Matveev, aka Wazawaka, for developing malware and ties to hacking groups. In May 2023, the US Justice Department charged Russian national Mikhail Pavlovich Matveev for his alleged role in multiple ransomware attacks. The Treasury Department sanctioned the ransomware actor.

Ransomware 126

Ransomware Healthcare Hacking Malware 126