CSO Magazine

NOVEMBER 21, 2022

The analysis discovered that the threat actors behind the campaign leverage extortion without malware-based encryption, have significantly invested in call centers and infrastructure unique to attack targets, and are evolving their tactics over time. Luna Moth removes malware portion of phishing callback attack.

Phishing 76

Phishing Malware Social Engineering Retail 76

Malwarebytes

JANUARY 17, 2023

The company didn't provide information on how the malware got onto the laptop. The malware was not detected by our antivirus software. Since then, CircleCI says it has been improving its infrastructure by adding behavior detection to its antivirus and mobile device management (MDM) system.

Malware 84

Malware Authentication Antivirus Passwords 84

Hacker Combat

OCTOBER 25, 2021

Google has reported that it disrupted the phishing attacks where threat actors had tried to hijack various YouTube accounts using cookie theft malware. When the victims clicked on the link, it would redirect the victim to some malware landing page. . The malware has the ability to steal passwords and cookies.

Accountability 99

Accountability Malware Scams Antivirus 99

Security Affairs

AUGUST 31, 2022

A malware campaign tracked as GO#WEBBFUSCATOR used an image taken from NASA’s James Webb Space Telescope (JWST) as a lure. Securonix Threat researchers uncovered a persistent Golang-based malware campaign tracked as GO#WEBBFUSCATOR that leveraged the deep field image taken from the James Webb telescope. Pierluigi Paganini.

Malware 82

Malware DNS Antivirus Encryption 82

Security Boulevard

JULY 18, 2022

However, threat actors continue to evolve their tactics and are able to successfully upload dangerous apps laced with malware on the Google play store. Recently, the Zscaler ThreatLabz team discovered apps involving multiple instances of the Joker, Facestealer, and Coper malware families spreading in the virtual marketplace.

Banking 98

Banking Malware Encryption Architecture 98

CyberSecurity Insiders

JUNE 27, 2023

Understanding Smartphone Ransomware: Smartphone ransomware is a form of malware that encrypts the data on a device and holds it hostage until a ransom is paid to the attacker. This malware can infiltrate your smartphone through various means, such as malicious apps, infected websites, or phishing emails.

Ransomware 107

Ransomware Antivirus Backups Encryption 107

Security Affairs

NOVEMBER 19, 2022

The DEV-0569 group carries out malvertising campaigns to spread links to a signed malware downloader posing as software installers or fake updates embedded in spam messages, fake forum pages, and blog comments. The downloader, tracked as BATLOADER , shares similarities with another malware called ZLoader. anydeskos[.]com

Ransomware 130

Ransomware Malware Antivirus Phishing 130

Security Affairs

JUNE 11, 2021

Experts spotted a new mysterious malware that was used to collect a huge amount of data, including sensitive files, credentials, and cookies. Threat actors used custom malware to steal data from 3.2 NordLocker experts speculate the malware campaign leveraged tainted Adobe Photoshop versions, pirated games, and Windows cracking tools.

Malware 113

Malware Computers and Electronics Software Financial Services 113

SecureList

MARCH 1, 2021

The mobile malware Trojan-Ransom.AndroidOS.Agent.aq Number of attacks on mobile users in 2019 and 2020 ( download ). Last year was notable for both malware and adware, the two very close in terms of capabilities. Number of adware attacks on mobile users in 2019 and 2020 ( download ). apk and coviddetect.apk.

Mobile 132

Mobile Malware Adware Banking 132

Security Boulevard

MARCH 1, 2023

Attackers are increasingly using OneNote documents to distribute malware, due to the heightened security measures against macro-based attacks and the widespread adoption and popularity of the platform. Key Takeaways: Threat actors are increasingly using Microsoft OneNote documents to deliver malware via phishing emails. Why OneNote?

Malware 78

Malware Phishing Threat Detection Encryption 78

eSecurity Planet

APRIL 13, 2023

While some packers like UPX only compress the file, others can also encrypt it. Attackers can use compression to hide malware inside seemingly harmless and legitimate files, which can fool signature-based detection and even advanced artificial intelligence (AI)-based antivirus solutions. Many cases seem to involve UPX.

Antivirus 114

Antivirus Malware Artificial Intelligence Engineering 114

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. The group typically asked ransoms between $20,000 to $5.8

Ransomware 95

Ransomware Antivirus Encryption Backups 95

Security Affairs

JANUARY 29, 2019

In the last weeks, the Cybaze -Yoroi ZLAB investigated a new APT28 campaign leveraging the Zepakab Downloader. Sha256 e6e93c7744d20e2cac2c2b257868686c861d43c6cf3de146b8812778c8283f7d Threat Zepakab/Zebrocy Downloader ssdeep 12288:QYV6MorX7qzuC3QHO9FQVHPF51jgcSj2EtPo/V7I6R+Lqaw8i6hG0:vBXu9HGaVHh4Po/VU6RkqaQ6F. The core of Zepakab.

Malware 80

Malware Advertising InfoSec Antivirus 80

Malwarebytes

AUGUST 3, 2022

Before initialization, the malware effectively suppresses all error reporting by calling SetErrorMode with 0x8007 as parameter. As we will see later, that malware uses multiple threads and so it allocates a global object and assigns a mutex to it to make sure no two clashing operations can take place at the same time. main function.

Malware 109

Malware Encryption Antivirus Architecture 109

Webroot

OCTOBER 14, 2022

In other words, 2022 has been an eventful year in the threat landscape, with malware continuing to take center stage. The 6 Nastiest Malware of 2022. With that, here are the 6 Nastiest Malware of 2022. The post Discover 2022’s Nastiest Malware appeared first on Webroot Blog. 2022 was no different.

Malware 61

Malware Antivirus DDOS Cyber Insurance 61

Krebs on Security

MAY 22, 2019

Some of the most convincing email phishing and malware attacks come disguised as nastygrams from a law firm. Here’s a look at a recent spam campaign that peppered more than 100,000 business email addresses with fake legal threats harboring malware. Please download and read the attached encrypted document carefully.

Phishing 278

Phishing Antivirus Scams Malware 278

SecureWorld News

MARCH 29, 2024

Malvertising acts as a vessel for malware propagation. To set such a stratagem in motion, cybercriminals poison legitimate websites with ads that lead to shady URLs or download malicious code camouflaged as something harmless. This interference is a major catalyst for double extortion that involves both a breach and data encryption.

Cybercrime 83

Cybercrime Advertising Engineering Antivirus 83

SecureWorld News

AUGUST 8, 2022

Cybersecurity and Infrastructure Security Agency (CISA) and the Australian Cyber Security Centre (ACSC) released a joint Cybersecurity Advisory (CSA) providing details on the top malware strains of 2021. The top malware strains in 2021 included remote access Trojans (RATs), banking Trojans, information stealers, and ransomware.

Malware 87

Malware Banking Penetration Testing Healthcare 87

Krebs on Security

JANUARY 27, 2021

NetWalker is a ransomware-as-a-service crimeware product in which affiliates rent access to the continuously updated malware code in exchange for a percentage of any funds extorted from victims. million last summer in exchange for a digital key needed to unlock files encrypted by the ransomware. Powershell build.

Ransomware 277

Ransomware Cybercrime Antivirus Encryption 277

eSecurity Planet

AUGUST 11, 2021

As users have increasingly moved from desktop operating systems to mobile devices as their primary form of computing, cyber attackers have taken notice and malware has followed. Mobile malware statistics. More than 3 million of those attacks represented new types of malware. Types of mobile malware. ransomware?

Mobile 104

Mobile Malware Adware Banking 104

SecureList

DECEMBER 27, 2022

We continue to track the group’s activities and this October we observed the adoption of new malware strains in its arsenal. However, it has recently started to adopt new methods of malware delivery. In addition, the group tested different file types to refine malware delivery methods. To do this, optical disk image (.iso

Malware 131

Malware Banking Passwords Antivirus 131

Security Affairs

FEBRUARY 28, 2023

Antivirus company Bitdefender has released a free decryptor for the recently discovered ransomware family MortalKombat. Good news for the victims of the recently discovered MortalKombat ransomware , the antivirus firm Bitdefender has released a free decryptor that will allow them to recover their file without paying the ransom.

Ransomware 90

Ransomware Antivirus Backups Malware 90

Hacker Combat

APRIL 6, 2022

You are neither safe on your private nor public network, as ransomware can encrypt your files and hold them hostage. When you open an infected file that seemingly appears safe, ransomware executes its process by encrypting data. You can defeat ransomware through specific preventive measures, including software and encryption.

Ransomware 108

Ransomware Antivirus Encryption Passwords 108

Security Affairs

MARCH 13, 2021

Kaspersky researchers spotted a new variant of the XCSSET Mac malware that compiled for devices running on Apple M1 chips. The malware also allows attackers to capture screenshots and exfiltrate stolen documents to the attackers’ server. Recently experts spotted other malware specifically designed to infect Mac running on M1 chips.

Malware 104

Malware Adware Architecture Antivirus 104

SiteLock

AUGUST 27, 2021

As a website owner, chances are you’ve heard a great deal about malware. But you may wonder what exactly malware is, and why it’s such a serious threat to your website and your site’s visitors. What is Malware? And if you own a business website, a malware attack can cost you revenue and customers. Fileless Malware.

Malware 98

Malware Spyware Adware Software 98

Malwarebytes

SEPTEMBER 12, 2023

A new malvertising campaign is targeting corporate users who are downloading the popular web conferencing software Webex. The malware being used in this campaign is BatLoader, a type of loader that is very good at evading detection. Loaders such as BatLoader are stealthy and may not be detected by traditional antivirus.

Antivirus 112

Antivirus Advertising Malware Engineering 112

SecureList

OCTOBER 25, 2023

Introduction It’s just another cryptocurrency miner… Nobody would even suspect the mining malware was merely a mask, masquerading behind an intricate modular framework that supports both Linux and Windows. This malware employed a custom EternalBlue SMBv1 exploit to infiltrate its victims’ systems.

Malware 107

Malware DNS Encryption Cryptocurrency 107

SiteLock

AUGUST 27, 2021

So many malware threats, so little time. We’ve rounded up the eight most dangerous malware threats every business needs to be aware of. From Citadel to Zeus, banking Trojans have proven to be some of the most potent and profitable malware tools. Drive-by Downloads. Banking Trojans. Ransomware. Exploit Kits.

Malware 52

Malware Banking Antivirus Accountability 52

Identity IQ

AUGUST 19, 2023

. #1 Use Anti-Virus and Anti-Malware Software When you use the internet, your computer can become a target for harmful programs. These programs, known as malware , can hurt your computer, take your personal info, and even lock your files until you pay a ransom. The answer is simple: anti-virus and anti-malware software.

Internet 82

Internet Internet Password Management Passwords 82

CyberSecurity Insiders

MAY 11, 2021

When an online user visits a website to download apps, features or updates, pop-ups or tools that are mostly related to ad companies targeted the device. Firewalls and antivirus solutions do help in curbing ransomware attacks. Installation of software security patches helps in repelling file encrypting malware attacks to the core.

Mobile 80

Mobile Ransomware Antivirus Firewall 80

SecureList

DECEMBER 1, 2023

To exfiltrate data and deliver next-stage malware, the attackers abuse cloud-based data storage, such as Dropbox or Yandex Disk, as well as a temporary file sharing service. libssl.dll or libcurl.dll was statically linked to implants to implement encrypted C2 communications. We discovered that the domain in question has a deb.fdmpkg[.]org

Malware 91

Malware Ransomware Encryption Energy and Utilities 91

Fox IT

MARCH 3, 2022

Authors: Alberto Segura, Malware analyst Rolf Govers, Malware analyst & Forensic IT Expert. NCC Group, as well as many other researchers noticed a rise in Android malware last year, especillay Android banking malware. One of these ‘newer’ families is an Android banking malware called SharkBot.

Banking 81

Banking Malware Encryption Antivirus 81

SecureList

MARCH 10, 2021

Back then, cybercriminals distributed malware under the guise of the Malwarebytes antivirus installer. In the latest campaign, we have seen several apps impersonated by the malware: the ad blockers AdShield and Netshield, as well as the OpenDNS service. Updater.exe code snippet containing the encrypted address.

DNS 141

DNS Antivirus Malware Encryption 141

Malwarebytes

AUGUST 3, 2022

Before initialization, the malware effectively suppresses all error reporting by calling SetErrorMode with 0x8007 as parameter. As we will see later, that malware uses multiple threads and so it allocates a global object and assigns a mutex to it to make sure no two clashing operations can take place at the same time. main function.

Malware 63

Malware Encryption Antivirus Architecture 63

Security Affairs

MARCH 14, 2022

An HTML file downloads a.lnk file mascaraed of an MSI file that takes advantage of the LoL bins to execute an MSI file (segunda.msi). segunda.msi” downloads and executes an EXE file that will drop the final stage. The victims’ data is encrypted and sent to the C2 server geolocated in Russia. Phishing wave.

Banking 86

Banking Encryption Malware Phishing 86

SiteLock

AUGUST 27, 2021

Protecting yourself from phishing and malware attacks is not only important, it’s a fundamental Internet survival skill, made even more essential if you have a web presence you depend on. Malicious PHP on the compromised site, loaded from the iframe, downloaded a file stored on Google Drive, my_resume.scr. The iframe and file download.

Phishing 95

Phishing Antivirus Malware Firewall 95

Security Boulevard

JUNE 7, 2021

In the process of doing so, I encountered a small snag: The FSB's website said in order to contact them securely, I needed to download and install an encryption and virtual private networking (VPN) appliance that is flagged by at least 20 antivirus products as malware.

Antivirus 59

Antivirus VPN Encryption Malware 59