Microsoft Adds Default Protection Against RDP Brute-Force Attacks in Windows 11

Microsoft is now taking steps to prevent Remote Desktop Protocol RDP brute-force attacks as part of the latest builds for the Windows 11 operating system in an attempt to raise the security baseline to meet the evolving threat landscape. To that end, the default policy for Windows 11 builds –...

Attackers target Ukraine using GoMet backdoor

Executive summary Since the Russian invasion of Ukraine began, Ukrainians have been under a nearly constant barrage of cyber attacks. Working jointly with Ukrainian organizations, Cisco Talos has discovered a fairly uncommon piece of malware targeting Ukraine — this time aimed at a large software...

Another ransomware payment recovered by the Justice Department

The Justice Department today announced a complaint filed in the District of Kansas to forfeit cryptocurrency paid as ransom to North Korean hackers or otherwise used to launder such ransom payments. The seized funds amounting to half a million US dollars, include ransoms paid by health care...

Russian Hackers Tricked Ukrainians with Fake "DoS Android Apps to Target Russia" — The Hacker News

Russian threat actors capitalized on the ongoing conflict against Ukraine to distribute Android malware camouflaged as an app for pro-Ukrainian hacktivists to launch distributed denial-of-service DDoS attacks against Russian sites. Google Threat Analysis Group TAG attributed the malware to Turla,...

Countering Follina Attack (CVE- 2022-30190) with Trellix Network Security Platform’s Advanced Detection Features

Countering Follina Attack CVE- 2022-30190 with Trellix Network Security Platform’s Advanced Detection Features By Trellix · July 19, 2022 This blog was also written by Chintan Shah Executive summary During the end of May 2022, independent security researcher reported a vulnerability assigned...

Countering Follina Attack (CVE- 2022-30190) with Trellix Network Security Platform’s Advanced Detection Features

Countering Follina Attack CVE- 2022-30190 with Trellix Network Security Platform’s Advanced Detection Features By Vinay Kumar and Chintan Shah · July 19, 2022 Executive summary During the end of May 2022, independent security researcher reported a vulnerability assigned CVE-2022-30190 in Microsof...

Malicious Cyber Actors Continue to Exploit Log4Shell in VMware Horizon Systems

Summary Actions to take today: • Install fixed builds, updating all affected VMware Horizon and UAG systems to the latest versions. If updates or workarounds were not promptly applied following VMware’s release of updates for Log4Shell in December 2021,treat all affected VMware systems as...

Hackers Targeting VoIP Servers By Exploiting Digium Phone Software

VoIP phones using Digium's software have been targeted to drop a web shell on their servers as part of an attack campaign designed to exfiltrate data by downloading and executing additional payloads. "The malware installs multilayer obfuscated PHP backdoors to the web server's file system,...

Cloud-based Cryptocurrency Miners Targeting GitHub Actions and Azure VMs

GitHub Actions and Azure virtual machines VMs are being leveraged for cloud-based cryptocurrency mining, indicating sustained attempts on the part of malicious actors to target cloud resources for illicit purposes. "Attackers can abuse the runners or servers provided by GitHub to run an...

Data Distribution Service: Mitigating Risks Part 3

In the final chapter of our blog series, we discuss mitigating strategies and recommendations to keep DDS protected from malicious actors...

North Korean State-Sponsored Cyber Actors Use Maui Ransomware to Target the Healthcare and Public Health Sector

Summary The Federal Bureau of Investigation FBI, Cybersecurity and Infrastructure Security Agency CISA, and the Department of the Treasury Treasury are releasing this joint Cybersecurity Advisory CSA to provide information on Maui ransomware, which has been used by North Korean state-sponsored...

Unpacking Cloud-Based Cryptocurrency Miners That Abuse GitHub Actions and Azure Virtual Machines

We investigate cloud-based cryptocurrency miners that leverage GitHub Actions and Azure virtual machines, including the cloud infrastructure and vulnerabilities that malicious actors exploit for easy monetary gain...

Researchers Share Techniques to Uncover Anonymized Ransomware Sites on Dark Web

Cybersecurity researchers have detailed the various measures ransomware actors have taken to obscure their true identity online as well as the hosting location of their web server infrastructure. "Most ransomware operators use hosting providers outside their country of origin such as Sweden,...

Vulnerabilities & Threats that Matter 27 June – 03 July 2022

Published Vulnerabilities Interesting Vulnerabilities Active Threat Groups Targeted Countries Targeted Industries ATT&CK TTPs 436 2 2 55 15 30 For a detailed threat digest, download the pdf file here Summary The last week of June 2022 witnessed the discovery of 436 vulnerabilities out of which 2...

ZuoRAT Can Take Over Widely Used SOHO Routers

A novel multistage remote access trojan RAT that’s been active since April 2020 is exploiting known vulnerabilities to target popular SOHO routers from Cisco Systems, Netgear, Asus and others. The malware, dubbed ZuoRAT, can access the local LAN, capture packets being transmitted on the device an...

The SessionManager IIS backdoor

Following on from our earlier Owowa discovery, we continued to hunt for more backdoors potentially set up as malicious modules within IIS, a popular web server edited by Microsoft. And we didnt come back empty-handed… In 2021, we noticed a trend among several threat actors for deploying a backdoo...

Vulnerabilities & Threats that Matter 20 June – 26 June 2022

Published Vulnerabilities Interesting Vulnerabilities Active Threat Groups Targeted Countries Targeted Industries ATT&CK TTPs 413 14 4 121 19 33 For a detailed threat digest, download the pdf file here Summary The last week of June 2022 witnessed the discovery of 413 vulnerabilities out of which ...

SP Project & Document Manager < 4.58 - Sensitive File Disclosure

The plugin uses an easily guessable path to store user files, bad actors could use that to access other users' sensitive files. PoC 1. Upload a file using the plugin. 2. On another browser, access the newly uploaded file via:...

Information Disclosure

parse-url is vulnerable to information disclosure. The vulnerability exists due to url-parse incorrectly parsing the href of the url, allowing for unauthorized actors to receive data meant for another host...

Cybersecurity agencies: You don’t have to delete PowerShell to secure it

Microsofts PowerShell is a useful, flexible tool that is as popular with criminals as it is with admins. Cybercrooks like it becasue PowerShell is powerful, available almost everywhere, and doesnt look out of place running on a company network. In most places it isnt practical to block PowerShell...