Krebs on Security

FEBRUARY 28, 2024

But clicking the meeting link provided by the scammers prompts the user to run a script that quietly installs malware on macOS systems. It didn’t dawn on Doug until days later that the missed meeting with Mr. Lee might have been a malware attack. MacOS computers include X-Protect , Apple’s built-in antivirus technology.

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Krebs on Security

JUNE 21, 2023

If you operate a cybercrime business that relies on disseminating malicious software, you probably also spend a good deal of time trying to disguise or “crypt” your malware so that it appears benign to antivirus and security products. This story explores the history and identity behind Cryptor[.]biz WHO RUNS CRYPTOR[.]BIZ?

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eSecurity Planet

OCTOBER 27, 2021

What’s the best antivirus software? With the rise in malware and ransomware and a growing reliance on the internet, antivirus solutions are critical for protecting your data and applications. Top 4 antivirus software. Protection against sophisticated malware and zero-day attacks. Bitdefender. Web protection.

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The Hacker News

OCTOBER 1, 2021

In yet another indicator of how hacking groups are quick to capitalize on world events and improvise their attack campaigns for maximum impact, threat actors have been discovered impersonating Amnesty International to distribute malware that purports to be security software designed to safeguard against NSO Group's Pegasus surveillanceware.

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Heimadal Security

JULY 22, 2021

Cybersecurity and Infrastructure Security Agency (CISA) released an alert regarding more than a dozen malware samples that were found on exploited Pulse Secure devices and that can go undetected by antivirus products. The post A Stealthy Malware Found on Hacked Pulse Secure Devices appeared first on Heimdal Security Blog.

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SecureBlitz

AUGUST 3, 2021

Antivirus best practices are procedures or guidelines you take to prevent compromising system security. The post Antivirus Best Practices For Complete Cybersecurity appeared first on SecureBlitz Cybersecurity. Keeping systems protected round-the-clock.

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Security Affairs

JANUARY 30, 2024

Once the malware has escalated the privileges on a machine, the threat actors use a batch script to uninstall popular antivirus solutions installed on the machine. In early January, the Cactus ransomware group claimed to have hacked Coop, one of the largest retail and grocery providers in Sweden.

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Schneier on Security

MAY 14, 2020

US Cyber Command has uploaded North Korean malware samples to the VirusTotal aggregation repository, adding to the malware samples it uploaded in February. It's interesting to see the US government take a more aggressive stance on foreign malware.

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Security Affairs

OCTOBER 5, 2020

Researchers disclosed details of security flaws in popular antivirus software that could allow threat actors to increase privileges. Security researchers from CyberArk Labs disclosed details of security vulnerabilities found in popular antivirus software that could be exploited by attackers to elevate their privileges on the target system.

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Security Affairs

AUGUST 27, 2022

Threat actors abused a vulnerable anti-cheat driver for the Genshin Impact video game to disable antivirus software. sys, for the Genshin Impact video game to disable antivirus software. The driver is currently being abused by a ransomware actor to kill antivirus processes and services for mass-deploying ransomware.”

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CyberSecurity Insiders

MAY 14, 2023

So, how is information stored in the cloud secured from hacks? Cloud providers also employ security measures such as firewalls, intrusion detection systems, and antivirus software to prevent attacks. Antivirus software scans files for known viruses and malware.

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Security Affairs

MARCH 4, 2021

FireEye researchers spotted a new sophisticated second-stage backdoor that was likely linked to threat actors behind the SolarWinds hack. The new malware is dubbed Sunshuttle , and it was “uploaded by a U.S.-based based entity to a public malware repository in August 2020.” SecurityAffairs – hacking, SolarWinds).

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Security Affairs

FEBRUARY 17, 2023

Cisco addressed a critical vulnerability in the ClamAV open source antivirus engine that can lead to remote code execution on vulnerable devices. Cisco fixed a critical flaw, tracked as CVE-2023-20032 (CVSS score: 9.8), in the ClamAV open source antivirus engine. Secure Endpoint Private Cloud CSCwe18204 3.6.0

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Antivirus Engineering Malware Hacking 92

Bleeping Computer

JULY 21, 2021

Cybersecurity and Infrastructure Security Agency (CISA) released an alert today about more than a dozen malware samples found on exploited Pulse Secure devices that are largely undetected by antivirus products. [.].

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Security Affairs

APRIL 25, 2020

Security experts from RACK911 Labs discovered “symlink race” vulnerabilities in 28 of the most popular antivirus products. Security researchers from RACK911 Labs disclose the discovery of “ symlink race ” issues in 28 of the most popular antivirus products. ” reads the report published by the experts.

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Antivirus Software Advertising Hacking 117

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. “Antivirus software trusts signed programs more. One of Megatraffer’s ads on an English-language cybercrime forum.

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Security Affairs

NOVEMBER 22, 2020

Two Romanians arrested for running three malware services. Two Romanians have been arrested for running two malware crypter services called CyberSeal and DataProtector, and the CyberScan malware testing service. SecurityAffairs – hacking, cybercrime). ” reads the press release published by the Europol.

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Krebs on Security

MARCH 28, 2021

New data suggests someone has compromised more than 21,000 Microsoft Exchange Server email systems worldwide and infected them with malware that invokes both KrebsOnSecurity and Yours Truly by name. Oddly, none of the several dozen antivirus tools available to scan the file at Virustotal.com currently detect it as malicious.

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Security Boulevard

MARCH 30, 2022

Introduction: Hacking forums often double up as underground marketplaces where cybercriminals buy, rent, and sell all kinds of malicious illegal products, including software, trojans, stealers, exploits, and leaked credentials. BlackGuard detects antivirus processes. This allows it to bypass antivirus and string-based detection.

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Malware Hacking Antivirus Passwords 98

Security Affairs

JULY 26, 2021

Researchers demonstrated how to hide malware inside an image classifier within a neural network in order to bypass the defense solutions. Researchers Zhi Wang, Chaoge Liu, and Xiang Cui presented a technique to deliver malware through neural network models to evade the detection without impacting the performance of the network.

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SecureWorld News

JUNE 16, 2021

When it comes to hacking and cybercrime, sometimes all the focus is on the one who launches the attack. DOJ prosecutors say Oleg Koshkin, a 41-year-old Russian national, operated a crypting service used to conceal Kelihos malware from antivirus software. One of those threat actors was just convicted in a United States courtroom.

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Antivirus Malware Software Cryptocurrency 54

SecureWorld News

JUNE 16, 2021

When it comes to hacking and cybercrime, sometimes all the focus is on the one who launches the attack. DOJ prosecutors say Oleg Koshkin, a 41-year-old Russian national, operated a crypting service used to conceal Kelihos malware from antivirus software. One of those threat actors was just convicted in a United States courtroom.

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Antivirus Malware Software Cryptocurrency 52

Schneier on Security

OCTOBER 11, 2019

Kaspersky has uncovered an Uzbeki hacking operation, mostly due to incompetence on the part of the government hackers.

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Security Affairs

JANUARY 14, 2022

A weakness in the Microsoft Defender antivirus can allow attackers to retrieve information to use to avoid detection. Threat actors can leverage a weakness in Microsoft Defender antivirus to determine in which folders plant malware to avoid the AV scanning. SecurityAffairs – hacking, malware). Pierluigi Paganini.

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Bleeping Computer

MARCH 16, 2023

An advanced hacking group named 'Winter Vivern' targets European government organizations and telecommunication service providers to conduct espionage. [.]

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Antivirus Telecommunications Malware Government 75

Krebs on Security

FEBRUARY 9, 2023

Initially a stealthy trojan horse program delivered via email and used to steal passwords, Trickbot evolved into “a highly modular malware suite that provides the Trickbot Group with the ability to conduct a variety of illegal cyber activities, including ransomware attacks,” the Treasury Department said. The Forbes.ru

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Hacking Cybercrime Ransomware Government 185

Security Affairs

JULY 22, 2021

CISA released an alert today about several stealth malware samples that were found on compromised Pulse Secure devices. Cybersecurity and Infrastructure Security Agency (CISA) published a security alert related to the discovery of 13 malware samples on compromised Pulse Secure devices, many of which were undetected by antivirus products.

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Security Affairs

JUNE 9, 2022

Researchers uncovered a high stealth Linux malware, dubbed Symbiote, that could be used to backdoor infected systems. Once the malware has infected all the running processes, it provides the threat actor with rootkit capability and supports data-stealing capabilities. “Symbiote is a malware that is highly evasive.

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Krebs on Security

MAY 17, 2022

Out of an abundance of caution, Mark submitted Saicoo’s drivers file to Virustotal.com , which simultaneously scans any shared files with more than five dozen antivirus and security products. He said Saicoo did not address his concern that the driver package on its website was bundled with malware.

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Schneier on Security

APRIL 2, 2021

News article : Most troublingly, Activision says that the “cheat” tool has been advertised multiple times on a popular cheating forum under the title “new COD hack.” “Guides for cheats will typically ask users to disable or uninstall antivirus software and host firewalls, disable kernel code signing, etc.”

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Security Affairs

JULY 22, 2019

BlackBerry Cylance has addressed a bypass vulnerability recently discovered in its AI-based antivirus engine CylancePROTECT product. “We verified the issue was not a universal bypass as reported, but rather a technique that allowed for one of the anti-malware components of the product to be bypassed in certain circumstances.

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Security Affairs

MAY 6, 2022

Researchers discovered a sophisticated malware framework, dubbed NetDooka, distributed via a pay-per-install (PPI) malware service known as PrivateLoader. The PrivateLoader malware is a downloader used by threat actors for downloading and installing multiple malware. SecurityAffairs – hacking, NetDooka).

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Security Affairs

JULY 23, 2019

Experts discovered several flaws in Comodo Antivirus, including a vulnerability that could allow to escape the sandbox and escalate privileges. The Tenable expert David Wells discovered five flaws in the Comodo Antivirus and Comodo Antivirus Advanced. We recommend to keep updated on future Comodo Antivirus releases.”

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Security Affairs

JANUARY 16, 2023

Antivirus firm Avast released a free decryptor for the BianLian ransomware family that allows victims to recover locked files. Security firm Avast has released a free decryptor for the BianLian ransomware to allow victims of the malware to recover locked files. It is also recommendable to check the virus vault of your antivirus.

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SecureWorld News

MARCH 12, 2024

When a website gets hacked, the aftermath can be expensive and long-lasting, and the recovery process is often extremely difficult. But what happens if a hack has already occurred? Next, let's discuss the steps to take to recover from a hack. So, instead of panicking, relax and focus on fixing your hacked WordPress site.

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Hacking Passwords Backups Firewall 84

Security Affairs

FEBRUARY 16, 2019

Researchers at Cybereason’s Nocturnus team have uncovered a new Astaroth Trojan campaign that is currently exploiting the Avast antivirus and security software developed by GAS Tecnologia to steal information and drop malicious modules. According to the experts, LOLbins are very effecting in evading antivirus software.

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Security Affairs

JUNE 21, 2020

Shlayer Mac malware is back, the Mac threat is now spreading through new black SEO operations. Researchers spotted a new version of the Shlayer Mac malware that is spreading via poisoned Google search results. The malware can be used to download other malicious payloads, including malware or adware. up to 10.14.3.

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