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 106

Malware DNS Encryption Cryptocurrency 106

Security Affairs

JULY 13, 2019

The campaign uncovered by Avast aimed at silently modifying the Brazilian users’ Domain Name System (DNS) settings to redirect victims to malicious websites mimicking legitimate ones. “ Malware then guesses routers’ passwords , which new research from Avast shows are often weak. ” reads a blog post published by Avast.

DNS 73

DNS Passwords Advertising Banking 73

Security Affairs

OCTOBER 5, 2020

Unlike other IoT DDoS botnets, Ttint implements 12 remote access functions such as Socket5 proxy for router devices, tampering with router firewall and DNS settings, executing remote custom system commands. According to the experts, Tenda routers running a firmware version between AC9 to AC18 are vulnerable to the attack.

IoT 138

IoT Firmware DNS Advertising 138

eSecurity Planet

JULY 25, 2022

The domain name system (DNS) is basically a directory of addresses for the internet. Your browser uses DNS to find the IP for a specific service. For example, when you enter esecurityplanet.com, the browser queries a DNS service to reach the matching servers, but it’s also used when you send an email.

DNS 137

DNS Encryption Penetration Testing Architecture 137

Security Affairs

NOVEMBER 1, 2021

Every time a vendor made some attempts to address the problem, the botmaster pushed out multiple firmware updates on the fiber routers to maintain their control. This architecture was implemented to make the botnet resilient to takedowns by law enforcement and security firms with the support of the vendors of the infected devices.

Architecture 122

Architecture DDOS Advertising Firmware 122

SecureList

SEPTEMBER 21, 2023

The first-ever large-scale malware attacks on IoT devices were recorded back in 2008, and their number has only been growing ever since. A successful password cracking enables hackers to execute arbitrary commands on a device and inject malware. Statista portal predicts their number will exceed 29 billion by 2030. Tested, tried.

IoT 85

IoT DDOS Passwords Malware 85

eSecurity Planet

MARCH 21, 2022

Update software, including operating systems, applications, and firmware on IT network assets in a timely manner. Prioritize patching known exploited vulnerabilities , especially critical and high vulnerabilities that allow for remote code execution or denial-of-service on internet-facing equipment. Implement network segmentation.

VPN 117

VPN Accountability Authentication Passwords 117

eSecurity Planet

FEBRUARY 16, 2021

Malware, short for “malicious software,” is any unwanted software on your computer that, more often than not, is designed to inflict damage. Since the early days of computing, a wide range of malware types with varying functions have emerged. Best Practices to Defend Against Malware. Jump ahead: Adware. RAM scraper.

Malware 105

Malware Adware Spyware Antivirus 105

SecureList

NOVEMBER 26, 2021

The PyInstaller module for Windows contains a script named “Guard” Interestingly, this malware was developed for both Windows and macOS operating systems. The malware tries to spread to other hosts on the network by infecting USB drives. The vulnerability is in MSHTML, the Internet Explorer engine.

Malware 85

Malware Banking Energy and Utilities Accountability 85

Security Affairs

FEBRUARY 23, 2019

A user reported that its D-Link DNS-320 device was infected by malicious code. The D-Link DNS-320 model is no more available for sale, one of the members of the forum explained that the firmware of its NAS was never updated and its device was exposed to WAN through ports 8080, FTP port 21, and a range of ports for port forwarding.

Ransomware 87

Ransomware DNS Firmware Encryption 87

eSecurity Planet

MARCH 16, 2023

Definition, Threats & Protections Public Internet Threats If your enterprise network is connected to the public internet, every single threat on the internet can render your business vulnerable too. Sometimes this malware can laterally move through the network. Endpoint protection on all devices.

Network Security 109

Network Security Firewall Internet Internet 109

eSecurity Planet

MARCH 22, 2023

Networks connect devices to each other so that users can access assets such as applications, data, or even other networks such as the internet. Better network security monitors for authorized, but inappropriate activities or unusual behavior that may indicate compromise, malware activity, or insider threat.

Firewall 109

Firewall Network Security Penetration Testing Encryption 109

SecureList

FEBRUARY 16, 2021

The DTLS (Datagram Transport Layer Security) protocol is used to establish secure connections over UDP, through which most DNS queries, as well as audio and video traffic, are sent. After the attacks came to light, the manufacturer promptly released a firmware update for configuring verification of incoming requests.

DDOS 127

DDOS Cryptocurrency Marketing Internet 127

eSecurity Planet

MAY 2, 2024

The vendor reports show that most attackers want credentials, most malware development is in credential-stealing software, and the market for stolen credentials is booming: Cisco: Found 54% of organizations experienced a cybersecurity incident; and of those incidents, 54% involved phishing and 37% involved credentials stuffing.

Cybersecurity 121

Cybersecurity DDOS Penetration Testing Passwords 121

SecureList

OCTOBER 26, 2021

In June, more than six months after DarkHalo had gone dark, we observed the DNS hijacking of multiple government zones of a CIS member state that allowed the attacker to redirect traffic from government mail servers to computers under their control – probably achieved by obtaining credentials to the control panel of the victims’ registrar.

Malware 139

Malware Government Surveillance Spyware 139

eSecurity Planet

MAY 19, 2022

Alongside its over 200 acquisitions in four decades, Cisco acquired SD-WAN market innovator Viptela in 2017 to cement its commitment to internet-based networking solutions. ATP has an extensive list of enterprise features, including threat intelligence, risk profiling , network access control, and malware sandboxing.

Firewall 120

Firewall Architecture Encryption Network Security 120