Security Affairs

JANUARY 24, 2025

It activates upon detecting a “magic packet” with predefined parameters, enabling attackers to establish a reverse shell, control devices, steal data, or deploy malware. The J-magic campaign is notable for targeting JunoOS, a FreeBSD-based operating system that threat actors rarely target in malware attacks.

Malware 120

Malware VPN Encryption Hacking 120

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. “Test and deploy this patch quickly.” ” Quickly indeed.

Social Engineering 294

Social Engineering Backups Malware Engineering 294

Krebs on Security

JULY 12, 2022

The company said it would roll out the changes in stages between April and June 2022. The zero-day Windows vulnerability already seeing active attacks is CVE-2022-22047 , which is an elevation of privilege vulnerability in all supported versions of Windows.

Internet 277

Internet Internet Cyber threats Software 277

Krebs on Security

NOVEMBER 8, 2022

Let’s face it: Having “2022 election” in the headline above is probably the only reason anyone might read this story today. November’s patch batch includes fixes for a whopping six zero-day security vulnerabilities that miscreants and malware are already exploiting in the wild.

Internet 262

Internet Internet Cyber threats Engineering 262

Schneier on Security

MAY 9, 2023

Another nation-state malware , Russian in origin: In the early stages of the war in Ukraine in 2022, PIPEDREAM, a known malware was quietly on the brink of wiping out a handful of critical U.S. electric and liquid natural gas sites. CISA advisory. Wired article.

Malware 279

Malware Cybersecurity 279

Schneier on Security

MARCH 8, 2023

Researchers have discovered malware that “can hijack a computer’s boot process even when Secure Boot and other advanced protections are enabled and running on fully updated versions of Windows.” ” Dubbed BlackLotus, the malware is what’s known as a UEFI bootkit.

Malware 295

Malware Firmware Software Hacking 295

Krebs on Security

JUNE 15, 2022

Three of the bugs tackled this month earned Microsoft’s most dire “critical” label, meaning they can be exploited remotely by malware or miscreants to seize complete control over a vulnerable system. that earned a CVSS score of 9.8 (10 10 being the worst).

Architecture 298

Architecture Internet Internet Software 298

Krebs on Security

DECEMBER 14, 2022

Microsoft has released its final monthly batch of security updates for 2022, fixing more than four dozen security holes in its various Windows operating systems and related software. The bug already seeing exploitation is CVE-2022-44698 , which allows attackers to bypass the Windows SmartScreen security feature.

Social Engineering 252

Social Engineering Ransomware Software Engineering 252

Krebs on Security

OCTOBER 31, 2022

A 26-year-old Ukrainian man is awaiting extradition from The Netherlands to the United States on charges that he acted as a core developer for Raccoon , a popular “malware-as-a-service” offering that helped paying customers steal passwords and financial data from millions of cybercrime victims.

Malware 340

Malware Identity Theft Cybercrime Accountability 340

Krebs on Security

DECEMBER 4, 2024

In January 2022, KrebsOnSecurity identified a Russian man named Mikhail Matveev as “ Wazawaka ,” a cybercriminal who was deeply involved in the formation and operation of multiple ransomware groups. Last week, the Russian government reportedly arrested Matveev and charged him with creating malware used to extort companies.

Cybercrime 250

Cybercrime Ransomware Cryptocurrency Government 250

Krebs on Security

AUGUST 2, 2022

Compounding the problem, several remaining malware-based proxy services have chosen to block new registrations to avoid swamping their networks with a sudden influx of customers. com , a malware-based proxy network that has been in existence since at least 2010. July 28, 2022: Breach Exposes Users of Microleaves Proxy Service.

Malware 323

Malware Cybercrime Internet Internet 323

Security Affairs

MAY 1, 2025

Hive0117 targets Russian firms in multiple sectors with phishing attacks using a modified version of the DarkWatchman malware. A cybercrime group named Hive0117 is behind a fresh phishing campaign that targeted Russian organizations with a new version of the DarkWatchman malware, according to Russian cybersecurity firm F6.

Malware 85

Malware Phishing Telecommunications Retail 85

Tech Republic Security

OCTOBER 27, 2022

SonicWall’s mid-year report update has been released with new information on malware, ransomware, cryptojacking and more. The post 2022 cyber threat report details growing trends appeared first on TechRepublic.

Threat Reports 210

Threat Reports Cyber threats Ransomware Malware 210

Krebs on Security

FEBRUARY 8, 2022

But it does fix four dozen flaws, including several that Microsoft says will likely soon be exploited by malware or malcontents. Among those is CVE-2022-22005 , a weakness in Microsoft’s Sharepoint Server versions 2013-2019 that could be exploited by any authenticated user.

Authentication 248

Authentication Internet Internet System Administration 248

Krebs on Security

SEPTEMBER 14, 2022

Worst in terms of outright scariness is CVE-2022-37969 , which is a “privilege escalation” weakness in the Windows Common Log File System Driver that allows attackers to gain SYSTEM-level privileges on a vulnerable host. .” CVE-2022-32984 is a problem in the deepest recesses of the operating system (the kernel).

Spyware 236

Spyware Cyber threats Security Defenses Cyber Attacks 236

Krebs on Security

NOVEMBER 16, 2022

The Disneyland Team’s Web interface, which allows them to interact with malware victims in real time to phish their login credentials using phony bank websites. For example, one domain the gang has used since March 2022 is ushank[.]com The Disneyland Team uses common misspellings for top bank brands in its domains.

Malware 336

Malware Banking Phishing DDOS 336

Tech Republic Security

JANUARY 18, 2023

The volume of cloud-based malware tripled in 2022 over the prior year, says Netskope, with 30% of the malicious downloads coming from Microsoft OneDrive. The post Rise of cloud-delivered malware poses key security challenges appeared first on TechRepublic.

Malware 211

Malware Cybersecurity 211

Security Affairs

DECEMBER 27, 2024

North Korea-linked threat actors were spotted using new malware called OtterCookie as part of the Contagious Interview campaign that targets software developer community with fake job offers. Since November 2024, threat actors employed the malware OtterCookie, alongside BeaverTail and InvisibleFerret, in the campaign.

Malware 87

Malware Cryptocurrency Software Hacking 87

Krebs on Security

NOVEMBER 14, 2024

Shefel asserts he and his team were responsible for developing the card-stealing malware that Golubov’s hackers installed on Target and Home Depot payment terminals, and that at the time he was technical director of a long-running Russian cybercrime community called Lampeduza. “I’m also godfather of his second son.”

Retail 273

Retail Advertising Cryptocurrency Cybercrime 273

Security Affairs

FEBRUARY 17, 2025

Microsoft Threat Intelligence discovered a new variant of the macOS malware XCSSET in attacks in the wild. XCSSET is a sophisticated modular macOS malware that targets users by infecting Xcode projects, it has been active since at least 2022. Microsoft observed that the malware was employed in limited attacks.

Malware 69

Malware Hacking Software 69

Schneier on Security

APRIL 13, 2022

Key points: ESET researchers collaborated with CERT-UA to analyze the attack against the Ukrainian energy company The destructive actions were scheduled for 2022-04-08 but artifacts suggest that the attack had been planned for at least two weeks The attack used ICS-capable malware and regular disk wipers for Windows, Linux and Solaris operating systems (..)

Malware 343

Malware 343

Krebs on Security

JUNE 1, 2023

This post is a deep dive on “ Megatraffer ,” a veteran Russian hacker who has practically cornered the underground market for malware focused code-signing certificates since 2015. More recently, it appears Megatraffer has been working with ransomware groups to help improve the stealth of their malware. WHO IS MEGATRAFFER?

Malware 312

Malware Cybercrime Software Accountability 312

Tech Republic Security

OCTOBER 7, 2022

The post 2022 State of the Threat: Ransomware is still hitting companies hard appeared first on TechRepublic. SecureWorks found that business email compromise still generates huge revenues for cybercriminals, while cyberespionage activities tend not to change so much.

Ransomware 217

Ransomware Malware Cybersecurity 217

Security Affairs

OCTOBER 27, 2024

They were convicted of illegal payment handling, with Puzyrevsky and Khansvyarov also found guilty of malware use and distribution. They were found guilty of illegal payment handling, while Puzyrevsky and Khansvyarov were also convicted of using and distributing malware. in March 2022. “On Friday, October 25, the St.

Ransomware 142

Ransomware Hacking Malware Cybercrime 142

Krebs on Security

JULY 25, 2023

Now new findings reveal that AVrecon is the malware engine behind a 12-year-old service called SocksEscort , which rents hacked residential and small business devices to cybercriminals looking to hide their true location online. ” According to Kilmer, AVrecon is the malware that gives SocksEscort its proxies.

Malware 244

Malware VPN Internet Internet 244

Tech Republic Security

OCTOBER 26, 2021

Supply chain attacks, misinformation campaigns, mobile malware and larger scale data breaches are just some of the threats to watch for next year, Check Point Software says.

Data breaches 218

Data breaches Mobile Malware Software 218

Krebs on Security

JUNE 8, 2023

But experts say that is exactly what transpired this week with Barracuda Networks , as the company struggled to combat a sprawling malware threat which appears to have undermined its email security appliances in such a fundamental way that they can no longer be safely updated with software fixes. Campbell, Calif.

Firmware 339

Firmware Malware Software Ransomware 339

SecureList

APRIL 23, 2025

We found that the malware was running in the memory of a legitimate SyncHost. Although the exact method by which Cross EX was exploited to deliver malware remains unclear, we believe that the attackers escalated their privileges during the exploitation process as we confirmed the process was executed with high integrity level in most cases.

Malware 144

Malware Software Encryption Internet 144

Krebs on Security

NOVEMBER 28, 2022

But that story omitted an important historical detail about Pushwoosh: In 2013, one of its developers admitted to authoring the Pincer Trojan , malware designed to surreptitiously intercept and forward text messages from Android mobile devices. ” wherein Shmakov acknowledged writing the malware as a freelance project.

Mobile 289

Mobile Malware Technology Government 289

Malwarebytes

JANUARY 22, 2025

The MotW is what triggers warnings that opening or running such files could lead to potentially dangerous behavior, including installing malware on their devices. 7-Zip added support for MotW in June 2022. Always be careful when opening archived files that you downloaded from the internet.

Internet 143

Internet Internet Malware Risk 143

Krebs on Security

AUGUST 29, 2023

government today announced a coordinated crackdown against QakBot , a complex malware family used by multiple cybercrime groups to lay the groundwork for ransomware infections. Qakbot/Qbot was once again the top malware loader observed in the wild in the first six months of 2023. Emerging in 2007 as a banking trojan, QakBot (a.k.a.

Hacking 313

Hacking Malware Ransomware Government 313

The Hacker News

AUGUST 24, 2024

Cybersecurity researchers have uncovered a new stealthy piece of Linux malware that leverages an unconventional technique to achieve persistence on infected systems and hide credit card skimmer code. This advanced threat, active since 2022, hides

Malware 138

Malware Cybersecurity 138

The Hacker News

JULY 31, 2024

A new malicious campaign has been observed making use of malicious Android apps to steal users' SMS messages since at least February 2022 as part of a large-scale campaign. Of those 107,000 malware samples, over 99,000 of

Malware 142

Malware Passwords Accountability 142

Security Affairs

APRIL 28, 2025

Threat actors use custom malware, rootkits, and cloud storage for espionage, credential theft, and data exfiltration, posing a high business risk with advanced evasion techniques. ” Between 2022 and 2024, Earth Kurma used loaders like DUNLOADER, TESDAT, and DMLOADER to deliver Cobalt Strike beacons.

Telecommunications 118

Telecommunications Government Malware Hacking 118

Security Affairs

APRIL 30, 2025

Since mid-2022, theyve deployed RomCom via spear-phishing for espionage, lateral movement, and data theft. Their campaigns involve multi-phase intrusions, initial access, privilege escalation, and data exfiltration, using modular malware, LOTL techniques, and evasive C2 infrastructure. ” continues the report.

Encryption 100

Encryption Ransomware Malware Phishing 100

Security Affairs

DECEMBER 22, 2024

Panev and other developers were tasked to create and maintain the malware and infrastructure, while affiliates executed attacks and extorted ransoms, splitting the proceeds. Panev received over $230,000 in laundered cryptocurrency from Khoroshev between 2022 and 2024. ” reads the press release published by DoJ.

Ransomware 119

Ransomware Small Business Antivirus Malware 119

Krebs on Security

APRIL 20, 2023

Researchers at ESET say this job offer from a phony HSBC recruiter on LinkedIn was North Korean malware masquerading as a PDF file. Mandiant found the compromised 3CX software would download malware that sought out new instructions by consulting encrypted icon files hosted on GitHub. Image: Mandiant.

Malware 329

Malware Software Technology Accountability 329