PlugX Trojan Disguised as Legitimate Windows Debugger Tool in Latest Attacks

The PlugX remote access trojan has been observed masquerading as an open source Windows debugger tool called x64dbg in an attempt to circumvent security protections and gain control of a target system. "This file is a legitimate open-source debugger tool for Windows that is generally used to...

Hackers Using Trojanized macOS Apps to Deploy Evasive Cryptocurrency Mining Malware

Trojanized versions of legitimate applications are being used to deploy evasive cryptocurrency mining malware on macOS systems. Jamf Threat Labs, which made the discovery, said the XMRig coin miner was executed by means of an unauthorized modification in Final Cut Pro, a video editing software fr...

Lazarus Group Likely Using New WinorDLL64 Backdoor to Exfiltrate Sensitive Data

A new backdoor associated with a malware downloader named Wslink has been discovered, with the tool likely used by the notorious North Korea-aligned Lazarus Group, new findings reveal. The payload, dubbed WinorDLL64 by ESET, is a fully-featured implant that can exfiltrate, overwrite, and delete...

Threat Actors Adopt Havoc Framework for Post-Exploitation in Targeted Attacks

An open source command-and-control C2 framework known as Havoc is being adopted by threat actors as an alternative to other well-known legitimate toolkits like Cobalt Strike, Sliver, and Brute Ratel. Cybersecurity firm Zscaler said it observed a new campaign in the beginning of January 2023...

K70134152: BIG-IP ASM, F5 Advanced WAF, and NGINX App Protect encoded directory traversal security exposure

Security Advisory Description The BIG-IP ASM, F5 Advanced Web Application Firewall Advanced WAF, and NGINX App Protect systems may fail to detect encoded directory traversal in the URL. This issue occurs when the following condition is met: The affected security policy is enabled with an evasion...

Webinar — A MythBusting Special: 9 Myths about File-based Threats

Bad actors love to deliver threats in files. Persistent and persuasive messages convince unsuspecting victims to accept and open files from unknown sources, executing the first step in a cyber attack. This continues to happen whether the file is an EXE or a Microsoft Excel document. Far too often...

Experts Warn of 'Beep' - A New Evasive Malware That Can Fly Under the Radar

Cybersecurity researchers have unearthed a new piece of evasive malware dubbed Beep that's designed to fly under the radar and drop additional payloads onto a compromised host. "It seemed as if the authors of this malware were trying to implement as many anti-debugging and anti-VM anti-sandbox...

SUSE CVE-2008-3872

Adobe Flash Player 8.0.39.0 and earlier, and 9.x up to 9.0.115.0, allows remote attackers to bypass the allowScriptAccess parameter setting via a crafted SWF file with unspecified "Filter evasion" manipulations...

SUSE CVE-2012-5619

The Sleuth Kit TSK 4.0.1 does not properly handle "." dotfile file system entries in FAT file systems and other file systems for which . is not a reserved name, which allows local users to hide activities it more difficult to conduct forensics activities, as demonstrated by Flame...

SUSE CVE-2019-10063

Flatpak before 1.0.8, 1.1.x and 1.2.x before 1.2.4, and 1.3.x before 1.3.1 allows a sandbox bypass. Flatpak versions since 0.8.1 address CVE-2017-5226 by using a seccomp filter to prevent sandboxed apps from using the TIOCSTI ioctl, which could otherwise be used to inject commands into the...

SUSE CVE-2019-11720

Some unicode characters are incorrectly treated as whitespace during the parsing of web content instead of triggering parsing errors. This allows malicious code to then be processed, evading cross-site scripting XSS filtering. This vulnerability affects Firefox 68...

Evasion Techniques Uncovered: An Analysis of APT Methods

By Christiaan Beek, with special thanks to Matt Green DLL search order hijacking is a technique used by attackers to elevate privileges on the compromised system, evade restrictions, and/or establish persistence on the system. The Windows operating system uses a common method to look for required...

NewsPenguin Threat Actor Emerges with Malicious Campaign Targeting Pakistani Entities

A previously unknown threat actor dubbed NewsPenguin has been linked to a phishing campaign targeting Pakistani entities by leveraging the upcoming international maritime expo as a lure. "The attacker sent out targeted phishing emails with a weaponized document attached that purports to be an...

Mustang Panda APT targets Europe with customized PlugX malware

Threat Level Actor Report For a detailed threat advisory, download the pdf file here Summary The Mustang Panda APT group has been targeting government and public sector organizations across Asia and Europe since at least 2019. Recently, the group has shifted from using archive files to using...

FormBook Malware Spreads via Malvertising Using MalVirt Loader to Evade Detection

An ongoing malvertising campaign is being used to distribute virtualized .NET loaders that are designed to deploy the FormBook information-stealing malware. "The loaders, dubbed MalVirt, use obfuscated virtualization for anti-analysis and evasion along with the Windows Process Explorer driver for...

PY#RATION: New Python-based RAT Uses WebSocket for C2 and Data Exfiltration

Cybersecurity researchers have unearthed a new attack campaign that leverages a Python-based remote access trojan RAT to gain control over compromised systems since at least August 2022. "This malware is unique in its utilization of WebSockets to avoid detection and for both command-and-control C...

Emotet Malware Makes a Comeback with New Evasion Techniques

The Emotet malware operation has continued to refine its tactics in an effort to fly under the radar, while also acting as a conduit for other dangerous malware such as Bumblebee and IcedID. Emotet, which officially reemerged in late 2021 following a coordinated takedown of its infrastructure by...

Emotet Malware Makes a Comeback with New Evasion Techniques

The Emotet malware operation has continued to refine its tactics in an effort to fly under the radar, while also acting as a conduit for other dangerous malware such as Bumblebee and IcedID. Emotet, which officially reemerged in late 2021 following a coordinated takedown of its infrastructure by...

Massive Ad Fraud Scheme Targeted Over 11 Million Devices with 1,700 Spoofed Apps

Researchers have shut down an "expansive" ad fraud scheme that spoofed more than 1,700 applications from 120 publishers and impacted roughly 11 million devices. "VASTFLUX was a malvertising attack that injected malicious JavaScript code into digital ad creatives, allowing the fraudsters to stack...

Massive Ad Fraud Scheme Targeted Over 11 Million Devices with 1,700 Spoofed Apps

Researchers have shut down an "expansive" ad fraud scheme that spoofed more than 1,700 applications from 120 publishers and impacted roughly 11 million devices. "VASTFLUX was a malvertising attack that injected malicious JavaScript code into digital ad creatives, allowing the fraudsters to stack...