SecureWorld News

MARCH 29, 2024

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. If a user gets on the hook, they are redirected to a landing page or prompted to download an ostensibly innocuous file. Consider using an ad blocking extension.

Cybercrime 79

Cybercrime Advertising Engineering Antivirus 79

Security Affairs

DECEMBER 19, 2022

Nozomi analyzed the entire blockchain to discover the C2 domains used by the botnet, the researchers also downloaded over 1500 Glupteba samples from VirusTotal to track the wallet addresses used by the operators. We also recommend monitoring DNS logs and keeping the antivirus software up to date to help prevent a potential Glupteba infection.”

DNS 99

DNS Antivirus Cryptocurrency Software 99

SecureList

JUNE 5, 2023

Satacom downloader, also known as LegionLoader, is a renowned malware family that emerged in 2019. It is known to use the technique of querying DNS servers to obtain the base64-encoded URL in order to receive the next stage of another malware family currently distributed by Satacom.

Cryptocurrency 78

Cryptocurrency DNS Malware Encryption 78

Krebs on Security

JULY 18, 2022

These two software are currently unknown to most if not all antivirus companies.” “Using the internal router, it would be possible to poison the DNS cache of the LAN router of the infected node, enabling further attacks.” The Exe Clean service made malware look like goodware to antivirus products.

VPN 294

VPN Computers and Electronics Antivirus Software 294

Krebs on Security

MARCH 28, 2021

Oddly, none of the several dozen antivirus tools available to scan the file at Virustotal.com currently detect it as malicious. But Watson said they don’t know how many of those systems also ran the secondary download from the rogue Krebsonsecurity domain. I’d been doxed via DNS. Just my Social Security number.

Hacking 348

Hacking Cybercrime DNS Antivirus 348

eSecurity Planet

DECEMBER 8, 2023

Domain name service (DNS) attacks threaten every internet connection because they can deny, intercept, and hijack connections. With the internet playing an increasing role in business, securing DNS plays a critical role in both operations and security. Everything You Need to Know.

DNS 112

DNS DDOS Firewall Architecture 112

Security Boulevard

JANUARY 17, 2024

Figure 1 — Cloudflare RBI Diagram The primary focus of RBI is to prevent user interactions with web-based malware such as cross-site scripting (XSS), drive-by downloads, and various forms of malicious JavaScript. Antivirus Inspection Not all RBI products will prioritize this time factor. In this function, it does an excellent job.

DNS 62

DNS Penetration Testing Passwords Encryption 62

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

CyberSecurity Insiders

JUNE 29, 2023

Executive summary Credential harvesting is a technique that hackers use to gain unauthorized access to legitimate credentials using a variety of strategies, tactics, and techniques such as phishing and DNS poisoning. Running an antivirus scan on the asset. of cases in 2020. of cases in 2020. Blocking the URL domain and IP.

Phishing 85

Phishing Authentication Cyber threats DNS 85

SC Magazine

JULY 12, 2021

Between the DNS attacks and ongoing ransomware scourge, it’s beyond time for providers to seek more creative responses to cyber challenges even with limited budgets, in combination with participation in threat-sharing programs and while relying on free or low-cost resources.

Ransomware 112

Ransomware Antivirus Software Technology 112

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 is where Protective DNS comes in. No reliance on match lists, signatures, or patterns.

DNS 62

DNS Phishing Social Engineering Engineering 62

Security Affairs

FEBRUARY 1, 2019

Security experts at Cybaze – Yoroi ZLab have analyzed a new sample of the AdvisorsBot malware, a downloader that was first spotted in August 2018. The macro code downloads a text string through a WebClient object invoked from the powershell console, then it saves it with.png file extension and run it through the “iex” primitive.

Malware 85

Malware DNS Social Engineering Advertising 85

SecureList

MAY 17, 2021

It may also use social engineering to convince victims to download a smartphone app. Bizarro is distributed via MSI packages downloaded by victims from links in spam emails. Once launched, Bizarro downloads a ZIP archive from a compromised website. Bizarreland. Typical malicious message sent by Bizarro operators. Windows NT 5.0′

Banking 140

Banking Social Engineering Malware Engineering 140

SecureList

DECEMBER 1, 2023

To persuade people to download these mods instead of the official app, the developer claimed that they worked faster than other clients thanks to a distributed network of data centers around the world. The version of Free Download Manager installed by the infected package was released on January 24, 2020. org domain.

Malware 91

Malware Ransomware Encryption Energy and Utilities 91

Security Affairs

OCTOBER 12, 2019

FIN7 has been observed making small changes to this malware family using multiple methods to avoid traditional antivirus detection, including a BOOSTWRITE sample where the dropper was signed by a valid Certificate Authority. The messages sent to the victims were also dropping the backdoor DNSbot that primarily operates over DNS traffic.

Identity Theft 75

Identity Theft Hacking Advertising DNS 75

eSecurity Planet

SEPTEMBER 7, 2021

Monitoring infrastructure like Domain Name Servers (DNS) and web servers for malicious activity. Endpoint protection software such as EDR tools go way beyond traditional antivirus software to offer advanced features like incident response and vulnerability management. Use endpoint security tools. Behavioral detection.

Antivirus 136

Antivirus Software Risk Malware 136

Fox IT

JUNE 2, 2020

It should be noted that in very early versions of the loader binaries (2342C736572AB7448EF8DA2540CDBF0BAE72625E41DAB8FFF58866413854CA5C), the developers were using the Windows BITS functionality in order to download the backdoor. Once the Windows architecture has been identified, the loader carries out the download. Description.

Malware 48

Malware DNS Architecture Backups 48

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

CyberSecurity Insiders

MAY 12, 2021

Staff members downloading malware , providing their sign-in info to strangers on the first request without verifying their legitimacy are typical scenarios in this category. Ordinary users. Ordinary users, or pawns, do not realize they do anything bad as they fall victim to phishing and different types of computer viruses sent via email.

Accountability 144

Accountability Scams Risk Software 144

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. If the victim opens the document, Microsoft Office downloads the script and runs it using the MSHTML engine. After this, they were tricked into downloading previously unknown malware.

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

AUGUST 23, 2023

Downloading an attachment would, for example, infect the target device with a virus, which could enable hackers to gain access to confidential data, credentials, and networks. Endpoint security tools like EDR typically include security software capable of detecting and blocking dangerous attachments, links, and downloads.

Phishing 97

Phishing Social Engineering Authentication Security Awareness 97

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

SecureList

DECEMBER 23, 2020

The fact that someone downloaded the trojanized packages doesn’t also mean they were selected as a target of interest and received further malware, or suffered data exfiltration. Several publicly available data sets, such as the one from John Bambenek, include DNS requests encoding the victim names.

Malware 57

Malware Telecommunications DNS Government 57

SecureList

APRIL 24, 2023

Introduction We introduced Tomiris to the world in September 2021, following our investigation of a DNS-hijack against a government organization in the Commonwealth of Independent States (CIS). Backdoors, whose feature set is typically limited to reconnaissance, command execution, file download and file upload.

Malware 89

Malware DNS Government Software 89

Security Affairs

JULY 28, 2022

Once compromised the system, threat actors drop the Corelump downloader and inject it directly in memory to evade detection. It supports multiple features, including keylogging, capturing screenshots, exfiltrating files, running a remote shell, and running arbitrary plugins downloaded from KNOTWEED’s C2 server.

Surveillance 91

Surveillance Malware Authentication DNS 91

eSecurity Planet

SEPTEMBER 29, 2021

Adapt and update as malware continues to evolve and become more sophisticated to evade detection by antimalware/antivirus programs. Checks downloads, installs, and executables for viruses and threats. Free download that runs on the desktop. DNS filtering. Integrated one-on-one Spyware HelpDesk support. Scan scheduling.

Ransomware 109

Ransomware VPN Backups Malware 109

Security Affairs

DECEMBER 5, 2020

. “In strict accordance with DeathStalker’s traditions, the implant will try to evade detection or sandboxes execution with various tricks such as detecting mouse movements, filtering the client’s MAC addresses, and adapting its execution flow depending on detected antivirus products.”

DNS 84

DNS Phishing Antivirus Encryption 84

eSecurity Planet

MARCH 14, 2023

Endpoint security : protects endpoints with antivirus, endpoint detection and response (EDR) tools, etc. Other hackers might use a spoofed domain name system (DNS) or IP addresses to redirect users from legitimate connections (to websites, servers, etc.) endpoint security (antivirus, Endpoint Detection and Response, etc.),

Network Security 95

Network Security Firewall Penetration Testing Encryption 95

Security Boulevard

JUNE 15, 2023

Some leading stealer projects download DLL files post-install to implement functionality to extract credentials from files on the local system. Loader refers to the ability to download and execute additional malware payloads. As a result, this technique may bypass static antivirus signatures and complicate malware reverse engineering.

Cryptocurrency 52

Cryptocurrency Password Management Malware DNS 52

Security Affairs

JUNE 4, 2019

This script tries to download another malicious file from “ [link] ”. Moreover, querying the services behind the latest associated DNS record the host responds with “403 Forbidden” message too, indicating the infrastructure may still be operative. Information about C2 and relative DNS. The first file to be executed is “20387.cmd”

Passwords 63

Passwords DNS Engineering Malware 63

Cisco Security

DECEMBER 8, 2022

The problems cover all sorts of services, including streaming platforms, email providers, antivirus subscriptions, and even public records. The file contains a script that launches PowerShell and attempts to download a remote file. Image 21 – Script launching PowerShell to download further files. Defending yourself.

Scams 139

Scams Phishing Malware Internet 139

SecureList

MAY 31, 2021

Judging from the main features of the P8RAT and SodaMaster backdoors, we believe these modules are downloaders responsible for downloading further malware which we have so far been unable to obtain. It then downloads and installs the miner. The sample extracts a URL from the “downloadURL” field for the next download.

Malware 94

Malware Adware Encryption Architecture 94

Security Affairs

JULY 7, 2019

Firefox finally addressed the Antivirus software TLS Errors. Updates for Samsung, the scam app with 10M+ downloads. Godlua backdoor, the first malware that abuses the DNS over HTTPS (DoH). A cyberattack took offline websites of the Georgia agency. After 2 years under the radars, Ratsnif emerges in OceanLotus ops.

Scams 48

Scams Spyware DNS Advertising 48

eSecurity Planet

FEBRUARY 8, 2021

Backoff malware, which also dates back to 2013, scrapes memory for track data, logs keystrokes, and connects to a command and control server to upload stolen data and download additional malware. Errors to avoid. Multi-factor authentication is also required for remote access.

Retail 52

Retail Encryption Malware Artificial Intelligence 52

eSecurity Planet

MARCH 22, 2023

Similarly, spoofed domain name system (DNS) and IP addresses can redirect users from legitimate connections to dangerous and malicious websites. Endpoint Security: Antivirus , anti-spyware , endpoint detection and response (EDR), and other controls should be deployed to secure the endpoint against compromise.

Firewall 107

Firewall Network Security Penetration Testing Encryption 107