Krebs on Security

OCTOBER 2, 2020

Over the past 10 days, someone has been launching a series of coordinated attacks designed to disrupt Trickbot , an enormous collection of more than two million malware-infected Windows PCs that are constantly being harvested for financial data and are often used as the entry point for deploying ransomware within compromised organizations.

Ransomware 360

Ransomware Malware Healthcare Internet 360

Krebs on Security

JULY 14, 2020

” “We consider this to be a wormable vulnerability, meaning that it has the potential to spread via malware between vulnerable computers without user interaction,” Microsoft wrote in its documentation of CVE-2020-1350. Thankfully, I was able to restore from a recent backup.

DNS 328

DNS Backups Software System Administration 328

Krebs on Security

DECEMBER 8, 2022

The first centers on targeting healthcare organizations that offer consultations over the Internet and sending them booby-trapped medical records for the “patient.” “This group is known for frequently changing malware and driving global trends in criminal malware distribution,” MITRE assessed. ”

Healthcare 324

Healthcare Backups Ransomware Insurance 324

Krebs on Security

MARCH 9, 2021

Ten of these earned Microsoft’s “critical” rating, meaning they can be exploited by malware or miscreants with little or no help from users. Top of the heap this month (apart from the ongoing, global Exchange Server mass-compromise ) is a patch for an Internet Explorer bug that is seeing active exploitation.

DNS 353

DNS Internet Internet Software 353

Security Affairs

OCTOBER 13, 2024

The Mexican Drug Cartels Want You Casio: Notice of Partial Service Outage and Information Leak Caused by Ransomware Attack He founded a “startup” to access sanctioned Russian websites: the cyber police of Khmelnytskyi region exposed the hacker Hacked ‘AI Girlfriend’ Data Shows Prompts Describing Child Sexual Abuse Malware Over 300,000!

Data breaches 115

Data breaches Cryptocurrency Artificial Intelligence Cybercrime 115

Krebs on Security

FEBRUARY 11, 2020

Microsoft today released updates to plug nearly 100 security holes in various versions of its Windows operating system and related software, including a zero-day vulnerability in Internet Explorer (IE) that is actively being exploited. It could be used to install malware just by getting a user to browse to a malicious or hacked Web site.

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Backups Malware Internet Internet 64

Krebs on Security

APRIL 14, 2020

Nineteen of the weaknesses fixed on this Patch Tuesday were assigned Microsoft’s most-dire “critical” rating, meaning malware or miscreants could exploit them to gain complete, remote control over vulnerable computers without any help from users. So do yourself a favor and backup your files before installing any patches.

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Backups Software Internet Internet 308

Krebs on Security

NOVEMBER 22, 2019

VCPI) provides IT consulting, Internet access, data storage and security services to some 110 nursing homes and acute-care facilities in 45 states. Typically, the initial infection stems from a booby-trapped email attachment that is used to download additional malware — such as Trickbot and Emotet. Milwaukee, Wisc.

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Ransomware Computers and Electronics Healthcare Data breaches 363

Krebs on Security

MARCH 12, 2019

Microsoft on Tuesday pushed out software updates to fix more than five dozen security vulnerabilities in its Windows operating systems, Internet Explorer , Edge , Office and Sharepoint. Malware or bad guys can remotely exploit roughly one-quarter of the flaws fixed in today’s patch batch without any help from users.

Internet 206

Internet Internet Backups Malware 206

Security Affairs

APRIL 15, 2024

The Ukrainian hacking group Blackjack used a destructive ICS malware dubbed Fuxnet in attacks against Russian infrastructure. The Blackjack group is believed to be affiliated with Ukrainian intelligence services that carried out other attacks against Russian targets, including an internet provider and a military infrastructure.

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Malware Firmware IoT Hacking 143

Krebs on Security

MAY 11, 2021

Four of these weaknesses can be exploited by malware and malcontents to seize complete, remote control over vulnerable systems without any help from users. On deck this month are patches to quash a wormable flaw, a creepy wireless bug, and yet another reason to call for the death of Microsoft’s Internet Explorer (IE) web browser.

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Wireless Internet Internet Backups 316

Krebs on Security

JULY 29, 2022

re is was one of the original “residential proxy” networks, which allow someone to rent a residential IP address to use as a relay for his/her Internet communications, providing anonymity and the advantage of being perceived as a residential user surfing the web. re servers, data and backups of that data.

Cybercrime 319

Cybercrime Software VPN Backups 319

Security Affairs

APRIL 4, 2023

An ALPHV/BlackCat ransomware affiliate was spotted exploiting vulnerabilities in the Veritas Backup solution. An affiliate of the ALPHV/BlackCat ransomware gang, tracked as UNC4466, was observed exploiting three vulnerabilities in the Veritas Backup solution to gain initial access to the target network. CVSS score: 8.1).

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Backups Ransomware Authentication Penetration Testing 98

Krebs on Security

MAY 14, 2024

Kaspersky said it has since seen the exploit used together with QakBot and other malware. Qbot and Pinkslipbot ) has morphed into an advanced malware strain now used by multiple cybercriminal groups to prepare newly compromised networks for ransomware infestations. Emerging in 2007 as a banking trojan, QakBot (a.k.a.

Social Engineering 275

Social Engineering Backups Malware Software 275

Krebs on Security

DECEMBER 14, 2021

.” Part of the difficulty in patching against the Log4Shell attack is identifying all of the vulnerable web applications, said Johannes Ullrich , an incident handler and blogger for the SANS Internet Storm Center. So do yourself a favor and backup before installing any patches. “Treat it as such.”

Internet 343

Internet Internet Backups Data breaches 343

Krebs on Security

JULY 13, 2021

Thirteen of the security bugs quashed in this month’s release earned Microsoft’s most-dire “critical” rating, meaning they can be exploited by malware or miscreants to seize remote control over a vulnerable system without any help from users. So do yourself a favor and backup before installing any patches.

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DNS Engineering Internet Internet 335

eSecurity Planet

JANUARY 21, 2022

Government and private entities in Ukraine have been targeted this month by a barrage of malware that has defaced websites and wiped or corrupted data from Windows- and Linux-based systems. 15, outlined the malware operation that began hitting Ukrainian organizations days before. Malware Designed to Destroy.

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Malware Government Ransomware Backups 140

Krebs on Security

MAY 12, 2020

At least 16 of the bugs are labeled “Critical,” meaning ne’er-do-wells can exploit them to install malware or seize remote control over vulnerable systems with little or no help from users. A reliable backup means you’re not losing your mind when the odd buggy patch causes problems booting the system.

Backups 329

Backups Software Risk Media 329

Webroot

FEBRUARY 21, 2025

Nearly every aspect of life is connected to the internet, so protecting your devices, identity, and privacy has never been more critical. It combines multiple security capabilities into one easy-to-use package that includes: Antivirus protection Detects and neutralizes viruses, malware , spyware , and ransomware.

Antivirus 72

Antivirus Identity Theft Cyber threats Phishing 72

Krebs on Security

SEPTEMBER 14, 2021

Four of the flaws fixed in this patch batch earned Microsoft’s most-dire “critical” rating, meaning they could be exploited by miscreants or malware to remotely compromise a Windows PC with little or no help from the user. So do yourself a favor and backup before installing any patches.

Spyware 61

Spyware Social Engineering Surveillance Internet 61

Krebs on Security

OCTOBER 12, 2021

Lawrence Abrams of Bleeping Computer writes that the flaw could be used to steal data or install malware, and that soon after Apple patched the bug security researcher Saar Amar published a technical writeup and proof-of-concept exploit that was derived from reverse engineering Apple’s patch. Firstly, Apple has released iOS 15.0.2

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Engineering Internet Internet Backups 310

Krebs on Security

AUGUST 10, 2021

” According to Microsoft, critical flaws are those that can be exploited remotely by malware or malcontents to take complete control over a vulnerable Windows computer — and with little to no help from users. So do yourself a favor and backup before installing any patches.

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Software Internet Internet Backups 326

Joseph Steinberg

APRIL 21, 2022

Data that must remain private simply cannot be readable by unauthorized parties – and that rule applies both when the relevant information is at rest on an internal server, in the cloud, or on some backup media, as well as when it is in transit over any form of network or other means of communication.

Encryption 362

Encryption Cybersecurity Artificial Intelligence Backups 362

Krebs on Security

JUNE 9, 2020

City officials now say they plan to pay the ransom demand, in hopes of keeping the personal data of their citizens off of the Internet. Nevertheless, on Friday, June 5, the intruders sprang their attack, deploying ransomware and demanding nearly $300,000 worth of bitcoin. ” A DoppelPaymer ransom note. Image: Crowdstrike.

Ransomware 363

Ransomware System Administration Backups Technology 363

Graham Cluley

JUNE 25, 2021

Storage drive maker Western Digital is telling owners of its WD My Book Live device to disconnect it from the internet, after reports that some have had their data erased by malicious software. Read more in my article on the Tripwire State of Security blog.

Internet 140

Internet Internet Software Backups 140

Malwarebytes

JUNE 8, 2022

The common wisdom goes that Linux malware is rare, and for the most part this is true. Thanks to its built-in security defenses, strict user privilege model, and transparent source code, Linux enjoys far fewer malware infections than other operating systems. Cloud Snooper. How it works. How it works. HiddenWasp. How it works.

Malware 122

Malware IoT DDOS Firewall 122

The Last Watchdog

MARCH 6, 2021

A VPN encrypts all internet traffic so that it is unreadable to anyone who intercepts it. This keeps your information away from prying eyes, such as internet service providers and hackers. Your devices need excellent antivirus software to act as the next defense line by blocking and detecting known malware. Set up firewalls.

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VPN Passwords Firewall Risk 214

Krebs on Security

JANUARY 11, 2022

Nine of the vulnerabilities fixed in this month’s Patch Tuesday received Microsoft’s “critical” rating, meaning malware or miscreants can exploit them to gain remote access to vulnerable Windows systems through no help from the user. So do yourself a favor and backup before installing any patches.

Social Engineering 293

Social Engineering Backups Malware Engineering 293

Krebs on Security

JUNE 12, 2019

Most of the critical vulnerabilities — those that can be exploited by malware or miscreants to infect systems without any action on the part of the user — are present in Microsoft’s browsers Internet Explorer and Edge. So do yourself a favor and backup your files before installing any patches.

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Backups Malware Software Engineering 210

Krebs on Security

OCTOBER 8, 2019

Microsoft labels flaws critical when they could be exploited by miscreants or malware to seize control over a vulnerable system without any help from the user. These flaws would allow an attacker to install malware just by getting a user to open a booby-trapped Office file. Staying up-to-date on Windows patches is good.

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Backups Malware Software Internet 39

Krebs on Security

JANUARY 6, 2020

This person said they wanted me to reiterate a message they’d just sent to the owner of VCPI stating that their offer of a greatly reduced price for a digital key needed to unlock servers and workstations seized by the malware would expire soon if the company continued to ignore them. Commercial phone, Internet and power services.

Passwords 253

Passwords Ransomware Password Management Malware 253

Krebs on Security

SEPTEMBER 8, 2020

None of the flaws are known to be currently under active exploitation, but 23 of them could be exploited by malware or malcontents to seize complete control of Windows computers with little or no help from users. So do yourself a favor and backup before installing any patches.

Software 308

Software Backups Authentication Internet 308

Webroot

FEBRUARY 10, 2025

February 11 marks Safer Internet Day , encouraging us to work together to make the internet a safer and better place. And while February 14 usually means love is in the air, Valentines Day is also a popular day with internet scammers. Looking for more information and solutions?

Scams 82

Scams Internet Internet Antivirus 82

Krebs on Security

MAY 7, 2022

Experts say the changes should help defeat many types of phishing attacks and ease the overall password burden on Internet users, but caution that a true passwordless future may still be years away for most websites. Image: Blog.google. But Bellovin said much depends on how securely such cloud systems are administered.

Passwords 270

Passwords Authentication Accountability Mobile 270

Malwarebytes

APRIL 14, 2022

Zloader or Zbot are common names used to refer to any malware related to the ZeuS family. A sinkhole is a way of redirecting malicious internet traffic so that it can be captured and analyzed by security professionals, and are often used to seize control of botnets. Legal action. Domain Generating Algorithm. Stay safe, everyone!

Backups 137

Backups Banking Internet Internet 137

The Last Watchdog

APRIL 29, 2019

Once executed on a vulnerable Windows machine, the malware will reboot the system and overwrite the master boot record (MBR) with a custom loader and a ransomware note which demands $300 in Bitcoin,” ZDNet explained. The second issue was to make sure rootkits and malware didn’t get into the newly cleaned environment. Talk more soon.

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Backups Ransomware Accountability Malware 207

Security Affairs

APRIL 23, 2021

The malware moves all files stored on the device to password-protected 7zip archives and demand the payment of a $550 ransom. The Taiwanese vendor published a security advisory to warn its customers of the ongoing attacks and is urging them to install the latest Malware Remover version and scan their devices for indicators of compromise.

Ransomware 143

Ransomware Backups Media Malware 143