How To Hunt For UEFI Malware Using Velociraptor

UEFI threats have historically been limited in number and mostly implemented by nation state actors as stealthy persistence. However, the recent proliferation of Black Lotus on the dark web, Trickbot enumeration module late 2022, and Glupteba November 2023 indicates that this historical trend may...

SUSE CVE-2023-52455

In the Linux kernel, the following vulnerability has been resolved: iommu: Don't reserve 0-length IOVA region When the bootloader/firmware doesn't setup the framebuffers, their address and size are 0 in "iommu-addresses" property. If IOVA region is reserved with 0 length, then it ends up corrupti...

Threat Actor Groups, Including Black Basta, are Exploiting Recent ScreenConnect Vulnerabilities

This blog entry gives a detailed analysis of these recent ScreenConnect vulnerabilities. We also discuss our discovery of threat actor groups, including Black Basta and Bl00dy Ransomware gangs, that are actively exploiting CVE-2024-1708 and CVE-2024-1709 based on our telemetry...

Regular Expression Denial of Service (ReDoS)

Overview Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS via the lineswithleadingtabsexpanded function in the strings.py file. An attacker could exploit this vulnerability by crafting a malicious input that causes a denial of service. Exploiting this...

Friday Squid Blogging: Vegan Squid-Ink Pasta

It uses black beans for color and seaweed for flavor. As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered. Read my blog posting guidelines here...

Alert: New Stealthy "RustDoor" Backdoor Targeting Apple macOS Devices

Apple macOS users are the target of a new Rust-based backdoor that has been operating under the radar since November 2023. The backdoor, codenamed RustDoor by Bitdefender, has been found to impersonate an update for Microsoft Visual Studio and target both Intel and Arm architectures. The exact...

Exploring the (Not So) Secret Code of Black Hunt Ransomware

It seems like every week, the cybersecurity landscape sees the emergence of yet another ransomware variant, with Black Hunt being one of the latest additions. Initially reported by cybersecurity researchers in 2022, this new threat has quickly made its presence known. In a recent incident, Black...

PT-2024-33940

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.6.61 Description: The issue is related to the Linux kernel, where a problem with the dmub psr enable function and Parade 08-01 TCON causes black screens and kernel WARNING traces at bootup and during fullscree...

Celebrating Black History Month: Reflections as the Chair of Coalfire's Black Employee Resource Group

As we embark on another February, I am honored to reflect on the significance of Black History Month from the perspective of serving as the chair of Black Employees in Cybersecurity Obtaining Mentorship, Influence, Networking, and Growth B.E.C.O.M.I.N.G., Coalfire's Black Employee Resource Group...

Friday Squid Blogging: Footage of Black-Eyed Squid Brooding Her Eggs

Amazing footage of a black-eyed squid Gonatus onyx carrying thousands of eggs. They tend to hang out about 6,200 feet below sea level. As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered. Read my blog posting guidelines here...

Antisquat - Leverages AI Techniques Such As NLP, ChatGPT And More To Empower Detection Of Typosquatting And Phishing Domains

AntiSquat leverages AI techniques such as natural language processing NLP, large language models ChatGPT and more to empower detection of typosquatting and phishing domains. How to use Clone the project via git clone https://github.com/redhuntlabs/antisquat. Install all dependencies by typing pip...

EasyEASM - Zero-dollar Attack Surface Management Tool

Zero-dollar attack surface management tool featured at Black Hat Arsenal 2023 and Recon Village @ DEF CON 2023. Description Easy EASM is just that... the easiest to set-up tool to give your organization visibility into its external facing assets. The industry is dominated by $30k vendors selling...

PT-2024-1460 · Tenda · Tenda Ac15

Name of the Vulnerable Software and Affected Versions: Tenda A15 version 15.13.07.13 Description: A critical issue affects the Web-based Management Interface of the Tenda A15, specifically an unknown part of the file /goform/setBlackRule. The manipulation of the deviceList argument leads to a...

Free Decryptor Released for Black Basta and Babuk's Tortilla Ransomware Victims

A decryptor for the Tortilla variant of the Babuk ransomware has been released by Cisco Talos, allowing victims targeted by the malware to regain access to their files. The cybersecurity firm said the threat intelligence it shared with Dutch law enforcement authorities made it possible to arrest...

Alert: Water Curupira Hackers Actively Distributing PikaBot Loader Malware

A threat actor called Water Curupira has been observed actively distributing the PikaBot loader malware as part of spam campaigns in 2023. "PikaBot's operators ran phishing campaigns, targeting victims via its two components — a loader and a core module — which enabled unauthorized remote access...

Amazon Linux 2 : thunderbird (ALAS-2024-2379)

The version of thunderbird installed on the remote host is prior to 115.5.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2024-2379 advisory. On some systems--depending on the graphics settings and drivers--it was possible to force an out-of-bounds read and...

Scammers Selling Twitter (X) Gold Accounts Fueling Disinfo, Phishing

By Deeba Ahmed Buy Your Verified Scam: Researchers Expose Twitter Gold Account Black Market. This is a post from HackRead.com Read the original post: Scammers Selling Twitter X Gold Accounts Fueling Disinfo, Phishing...

Oops! Black Basta ransomware flubs encryption

Researchers at SRLabs have made a decryption tool available for Black Basta ransomware, allowing some victims of the group to decrypt files without paying a ransom. The decryptor works for victims whose files were encrypted between November 2022 and December 2023. The decryptor, called Black Bast...

black-ip.eu Improper Access Control vulnerability OBB-3821335

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

New PoolParty Process Injection Techniques Outsmart Top EDR Solutions

A new collection of eight process injection techniques, collectively dubbed PoolParty, could be exploited to achieve code execution in Windows systems while evading endpoint detection and response EDR systems. SafeBreach researcher Alon Leviev said the methods are "capable of working across all...