SecureList

OCTOBER 25, 2023

The infection The first detected shellcode was located within the WININIT.EXE process, which has the ability to download binary files from bitbucket[.]org Notably, the Downloads folder, which would normally contain compiled project binaries, contains five binary files: delta.dat , delta.img , ota.dat , ota.img , and system.img.

Malware 107

Malware DNS Encryption Cryptocurrency 107

eSecurity Planet

SEPTEMBER 7, 2021

The list below shows some other methods cybersecurity experts use to discover new zero day threats: Monitoring the news on social media and the internet, watching for sudden changes in cyber activities. Monitoring infrastructure like Domain Name Servers (DNS) and web servers for malicious activity. Use endpoint security tools.

Antivirus 127

Antivirus Software Risk Malware 127

Security Boulevard

OCTOBER 2, 2023

This blog examines the escalating phishing landscape, shortcomings of common anti-phishing approaches, and why implementing a Protective DNS service as part of a layered defense provides the most effective solution. This staggering figure represents more than 59 percent of the losses from the top five most costly internet crimes worldwide.

DNS 64

DNS Phishing Social Engineering Engineering 64

SecureList

JUNE 2, 2022

Confirming our assessment, we later discovered a downloader utility (MD5 4e07a477039b37790f7a8e976024eb66 ) that uses the same unique user-agent as WinDealer samples we analyzed (“BBB”), tying it weakly to LuoYu. Full control over the DNS, meaning they can provide responses for non-existent domains. WinDealer samples.

Malware 113

Malware Encryption Social Engineering Telecommunications 113

CyberSecurity Insiders

SEPTEMBER 21, 2021

As of August 30, 2021, many malware samples still have zero antivirus (AV) detections and others have low detection rates. 7z to decompress downloaded files. At the end of the execution, the malware deletes any file that has been downloaded. AV TROJAN TeamTNT CoinMiner Payload Download to clean up other Coinminers.

Cryptocurrency 84

Cryptocurrency Malware Passwords Authentication 84

SecureList

NOVEMBER 26, 2021

The attackers obtain initial access to a system by sending a spear-phishing email to the victim containing a Dropbox download link. The vulnerability is in MSHTML, the Internet Explorer engine. If the victim opens the document, Microsoft Office downloads the script and runs it using the MSHTML engine.

Malware 86

Malware Banking Energy and Utilities Accountability 86

Security Affairs

APRIL 9, 2019

The origin of the infection chain is a simple LNK file, a technique originally adopted by state sponsored and advanced actors, designed to download and run a powershell file named “rdp.ps1” from a remote location through the command: C:WindowsSystem32WindowsPowerShellv1.0powershell.exe -ExecutionPolicy Bypass -Windo 1 $wm=[Text.Encoding]::UTF8.

Malware 71

Malware Advertising DNS Antivirus 71

eSecurity Planet

FEBRUARY 16, 2021

Adware, also known as malvertising , is a type of malware that downloads or displays advertisements to the user interface. Users sometimes unknowingly infect themselves with adware installed by default when they download and install other applications. Install an antivirus solution that includes anti-adware capabilities.

Malware 105

Malware Adware Spyware Antivirus 105

Security Affairs

JULY 28, 2022

Microsoft states that multiple news reports have linked the company to the Subzero malware toolset used to hack a broad range of devices, phones, computers, and network and internet-connected devices. Once compromised the system, threat actors drop the Corelump downloader and inject it directly in memory to evade detection.

Surveillance 89

Surveillance Malware Authentication DNS 89

eSecurity Planet

MARCH 14, 2023

When the internet arrived, the network added a firewall to protect networks and users as they connected to the world wide web. The internet of things (IoT), operations technology (OT), and the industrial internet of things (IIoT) also now connect to networks.

Network Security 84

Network Security Firewall Penetration Testing Encryption 84

Cisco Security

DECEMBER 8, 2022

In their 2021 Internet Crime Report , the Internet Crime Complaint Center (IC3) said that Non-Payment / Non-Delivery scams such as these led to more than $337 million in losses, up from $265 million in 2020. In this example, the email appears to come from an internet service provider, informing us that our monthly bill is ready.

Scams 145

Scams Phishing Malware Internet 145

SecureList

MAY 31, 2021

For example, before making the first internet connection to its C2s, the Sunburst malware lies dormant for up to two weeks, preventing easy detection of this behaviour in sandboxes. We believe this is a continuation of a campaign last summer, reported by Avast , in which the malware masqueraded as the Malwarebytes antivirus installer.

Malware 94

Malware Adware Encryption Architecture 94

Security Affairs

JULY 7, 2019

Germany and the Netherlands agreded to build TEN, the first ever joint military internet. Germany and the Netherlands agreed to build TEN, the first ever joint military internet. Firefox finally addressed the Antivirus software TLS Errors. Updates for Samsung, the scam app with 10M+ downloads. Is Your Browser Secure?

Scams 48

Scams Spyware DNS Advertising 48

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. Similarly, spoofed domain name system (DNS) and IP addresses can redirect users from legitimate connections to dangerous and malicious websites. and similar features will often be unwatched.

Firewall 96

Firewall Network Security Penetration Testing Encryption 96

eSecurity Planet

FEBRUARY 8, 2021

If the infected device isn’t connected to the Internet, the malware waits for a USB device with a specific volume name to be connected, then copies stolen data to that device. Errors to avoid. Multi-factor authentication is also required for remote access.

Retail 52

Retail Encryption Malware Artificial Intelligence 52

SecureList

APRIL 27, 2021

Although Lyceum still prefers taking advantage of DNS tunneling, it appears to have replaced the previously documented.NET payload with a new C++ backdoor and a PowerShell script that serve the same purpose. Our telemetry revealed that the threat group’s latest endeavors are focused on going after entities within one country – Tunisia.

Malware 138

Malware Spyware Government Social Engineering 138