The Last Watchdog

JUNE 21, 2020

Although most people think of ransomware as a dodgy application that encrypts data and holds it for ransom, the concept is much more heterogeneous than that. File encryption 2013 – 2015. It emerged in September 2013 and paved the way for hundreds of file-encrypting menaces that have splashed onto the scene ever since.

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Ransomware Hacking Encryption Penetration Testing 243

CyberSecurity Insiders

MAY 14, 2023

So, how is information stored in the cloud secured from hacks? One way to secure information in the cloud is through encryption. Encryption is the process of converting information into a code that only authorized parties can access. Antivirus software scans files for known viruses and malware.

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Hacking Antivirus Firewall Encryption 128

Security Affairs

APRIL 24, 2024

A malware campaign has been exploiting the updating mechanism of the eScan antivirus to distribute backdoors and cryptocurrency miners. Avast researchers discovered and analyzed a malware campaign that exploited the update mechanism of the eScan antivirus to distribute backdoors and crypto miners.

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Antivirus Malware DNS Cryptocurrency 129

Security Affairs

JANUARY 30, 2024

Kroll researchers reported that the ransomware strain outstands for the use of encryption to protect the ransomware binary. 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.

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Ransomware Hacking Data breaches Digital transformation 140

Security Affairs

DECEMBER 1, 2024

Through Zyxel! Unveiling the Past and Present of APT-K-47 Weapon: Asyncshell Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini ( SecurityAffairs – hacking, newsletter )

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Malware Social Engineering Antivirus Engineering 69

Security Affairs

MARCH 31, 2025

The PowerShell code avoids antivirus detection by using Get-Command to execute the payload. This DLL acts as a loader, decrypting and executing the final Remcos payload from encrypted files within the ZIP. Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini ( SecurityAffairs hacking,Ukraine)

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Phishing Antivirus Encryption Hacking 111

Security Affairs

MAY 25, 2020

Ransomware encrypts from virtual machines to evade antivirus. Ragnar Locker deploys Windows XP virtual machines to encrypt victim’s files, the trick allows to evaded detection from security software. Mounting all the shared drives to encrypt. SecurityAffairs – Ragnar Locker ransomware, hacking).

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Encryption Ransomware Energy and Utilities Advertising 135

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. Encryption. Bitdefender. Other AV contenders. Bitdefender Total Security. Ransomware protection.

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Antivirus Software Malware Marketing 98

eSecurity Planet

OCTOBER 4, 2021

percent of all malware detected on networks of WatchGuard Technologies customers in the second quarter came over encrypted connections, raising the security risk for the 80 percent of such organizations that lack processes for decrypting and scanning HTTPS traffic for threats. Malware in Encrypted Traffic. A surprising 91.5

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Encryption Malware Ransomware Firewall 145

The Last Watchdog

JULY 11, 2023

By engaging third-party experts to simulate real-world hacks, companies can proactively uncover potential weaknesses and address them promptly. Employ real-time antivirus scanning. Real-time antivirus scanning enhances the security of investor data by providing immediate protection against known and emerging threats.

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Penetration Testing Antivirus Threat Detection Encryption 189

Security Affairs

FEBRUARY 16, 2021

Latin American Javali trojan weaponizing Avira antivirus legitimate injector to implant malware. After that, the following files are extracted, namely: Avira.exe : Legitimate injector from Avira Antivirus. In the last few years, many banking trojans developed by Latin American criminals have increased in volume and sophistication.

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Antivirus Malware Banking Internet 131

Security Boulevard

FEBRUARY 11, 2022

Antivirus software triggered numerous alerts after detecting Cobalt Strike activity but these were not escalated. The antivirus server was later encrypted in the attack). The post On the Irish Health Services Executive Hack appeared first on Security Boulevard.

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Hacking Antivirus CISO Ransomware 98

Security Affairs

FEBRUARY 28, 2025

In August 2024, several users reported that Dr.Web antivirus detected changes in their TV box system files. Users may also mistakenly believe TV boxes are more secure than smartphones and are less likely to install antivirus software, increasing their risk when downloading third-party apps or unofficial firmware.

Antivirus 63

Antivirus Firmware Encryption Manufacturing 63

Krebs on Security

APRIL 22, 2019

” But critics say WebMonitor is far more likely to be deployed on “pwned” devices, or those that are surreptitiously hacked. court to computer hacking and to creating, marketing and selling Blackshades , a RAT that was used to compromise and spy on hundreds of thousands of computers.

Advertising 243

Advertising Antivirus Software Malware 243

Security Affairs

MARCH 10, 2025

The discovered infected archives contained an additional executable, with a modified start script tricking victims into disabling antivirus protections. Its configuration is Base64-encoded and encrypted with AES-CBC. By December 2024, reports emerged of further miner-infected versions spreading via Telegram and YouTube.

Cryptocurrency 91

Cryptocurrency Malware Social Engineering Antivirus 91

Security Affairs

MARCH 7, 2025

“Like the majority of ransomware operators, Spearwing and its affiliates carry out double extortion attacks, stealing victims’ data before encrypting networks in order to increase the pressure on victims to pay a ransom,” reads the report published by Symantec.

Ransomware 61

Ransomware Antivirus Healthcare Encryption 61

Security Affairs

NOVEMBER 24, 2024

Android Malware Detection Based on Behavioral-Level Features with Graph Convolutional Networks.

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Malware Spyware Antivirus VPN 61

The Last Watchdog

SEPTEMBER 27, 2021

It foreshadowed how encryption would come to be used as a foundation for Internet commerce – by companies and criminals. Today companies face a challenge of identifying and deflecting encrypted traffic leveraged by malicious actors. This was considered a significant win for the U.S. The Creeper Virus (1971).

Hacking 140

Hacking Cybersecurity Identity Theft Technology 140

Security Affairs

APRIL 29, 2023

xyz pic.twitter.com/VLhISark8Y — Goldwave (@OGoldwave) March 13, 2023 The variant employed in the campaign supports a more sophisticated encryption method of byte remapping and a monthly rotation of the C2 server. ViperSoftX also checks for active antivirus products running on the machine. c2 arrowlchat[.]com

Encryption 98

Encryption Malware Cryptocurrency Software 98

Security Affairs

JANUARY 1, 2024

The Cactus ransomware group claims to have hacked Coop, one of the largest retail and grocery providers in Sweden. The Cactus ransomware group claims to have hacked Coop and is threatening to disclose a huge amount of personal information, over 21 thousand directories. Threat actors have published ID cards as proof of hack.

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Retail Ransomware Encryption Hacking 140

The Last Watchdog

MARCH 6, 2021

Related: Poll confirms rise of Covid 19-related hacks. A VPN encrypts all internet traffic so that it is unreadable to anyone who intercepts it. Use antivirus software. Your devices need excellent antivirus software to act as the next defense line by blocking and detecting known malware. Secure home router.

VPN 214

VPN Passwords Firewall Risk 214

Security Affairs

FEBRUARY 7, 2020

The operators behind the infamous RobbinHood ransomware are exploiting a vulnerable GIGABYTE driver to kill antivirus products. Ransomware operators leverage a custom antivirus killing p ackage that is delivered to workstations to disable security solution before starting encryption. ” reads the report published by Sophos.

Software 145

Software Ransomware Antivirus Encryption 145

Security Affairs

MARCH 31, 2025

“The main module implements numerous techniques to evade detection by antivirus (AV) and Endpoint Detection and Response (EDRs) including call stack spoofing, sleep obfuscation, and leveraging Windows fibers.” For sleep obfuscation, CoffeeLoader encrypts its memory while inactive, decrypting only during execution.

Malware 78

Malware Encryption Antivirus Marketing 78

Security Affairs

AUGUST 20, 2019

Your IP address represents your digital identity online, hacking it not only allows attackers to access your device or your accounts, but it may cause even bigger damage. Cybercriminals are interested in hacking your IP address for various reasons. The hacked and stolen IPs are often used for carrying out illegal activities.

Hacking 111

Hacking VPN Internet Internet 111

Security Affairs

FEBRUARY 19, 2024

The gang also published several pictures of passports and company documents as proof of the hack. 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. Cactus Ransomware has just posted Schneider Electric.

Ransomware 138

Ransomware Digital transformation Retail Antivirus 138

Krebs on Security

DECEMBER 29, 2022

You just knew 2022 was going to be The Year of Crypto Grift when two of the world’s most popular antivirus makers — Norton and Avira — kicked things off by installing cryptocurrency mining programs on customer computers. It emerges that email marketing giant Mailchimp got hacked.

Cryptocurrency 289

Cryptocurrency Cybercrime Computers and Electronics Scams 289

Security Affairs

JULY 15, 2024

An attacker can exploit the issue to obtain encrypted credentials stored in the configuration database, potentially leading to gaining access to the backup infrastructure hosts. Once data exfiltration was completed, the attackers deployed ransomware to encrypt the infected systems. The vulnerability CVE-2023-275327 (CVSS score of 7.5)

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Backups Ransomware Antivirus DNS 139

Security Affairs

APRIL 21, 2024

The Akira ransomware has been active since March 2023, the threat actors behind the malware claim to have already hacked multiple organizations in multiple industries, including education, finance, and real estate. The Akira ransomware operators implement a double extortion model by exfiltrating victims’ data before encrypting it.

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Ransomware Encryption Antivirus VPN 139

Hacker's King

OCTOBER 20, 2024

While cybersecurity primarily aims to protect users from threats like malware, hacking, and data breaches, some tools can monitor or track user activities in certain situations. Tools like firewalls, antivirus software, and encryption help safeguard information.

Cybersecurity 52

Cybersecurity Cyber threats Antivirus Firewall 52

Security Affairs

DECEMBER 19, 2022

The Rust variant has also been seen using intermittent encryption, one of the emerging tactics that threat actors use today for faster encryption and detection evasion.” The ransomware uses intermittent encryption to speed up the encryption process by partially encrypting the files depending on the values of certain flags.

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Ransomware Encryption Healthcare Education 142

Security Affairs

MAY 11, 2021

The ACSC also provided the following recommendations: Patch operating systems and applications, and keep antivirus signatures up to date. Maintain offline, encrypted backups of data and regularly test your backups. SecurityAffairs – hacking, Avaddon). Follow me on Twitter: @securityaffairs and Facebook. Pierluigi Paganini.

Ransomware 138

Ransomware Backups Antivirus DDOS 138

Security Affairs

JULY 8, 2022

The security firm states that the AstraLocker decryptor works for ransomware versions based on the Babuk malware that appends the.Astra or.babyk extensions to the name of the encrypted files. “Be sure to quarantine the malware from your system first, or it may repeatedly lock your system or encrypt files. a-z0-9]{4} extension.

Ransomware 136

Ransomware Encryption Malware Accountability 136

Security Affairs

JULY 1, 2019

Even if the activity of Dridex decreased in the last couple of years, crooks continued to updates it adding new features such the support of XML scripts, hashing algorithms, peer-to-peer encryption, and peer-to-command-and-control encryption. SecurityAffairs – Dridex, hacking). ” reads the analysis published by eSentire.

Banking 107

Banking Antivirus Advertising Encryption 107

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.

Hacking 113

Hacking Passwords Backups Engineering 113

Security Affairs

MAY 22, 2024

“On September 30, 2023, OVT became aware of a security incident that resulted in the encryption of certain OVT systems by an unauthorized third party. 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.

Data breaches 132

Data breaches Ransomware Manufacturing Encryption 132

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 experts noticed that the Go-based ransomware was able to encrypt files at high speeds. Upon its execution, BianLian searches all available disk drives (from A: to Z:) and all files to encrypt.

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Ransomware Malware Encryption Antivirus 98

Security Affairs

JANUARY 6, 2023

Antivirus firm Bitdefender released a decryptor for the MegaCortex ransomware allowing its victims to restore their data for free. Antivirus firm Bitdefender released a decryptor for the MegaCortex ransomware , which can allow victims of the group to restore their data for free. SecurityAffairs – hacking, ransomware).

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Ransomware Antivirus Encryption Backups 98