Researchers Warn of Facefish Backdoor Spreading Linux Rootkits

Cybersecurity researchers have disclosed a new backdoor program capable of stealing user login credentials, device information and executing arbitrary commands on Linux systems. The malware dropper has been dubbed "Facefish" by Qihoo 360 NETLAB team owing its capabilities to deliver different...

Emulation of Kernel Mode Rootkits With Speakeasy

In August 2020, we released a blog post about how the Speakeasy emulation framework can be used to emulate user mode malware such as shellcode. If you haven’t had a chance, give the post a read today. In addition to user mode emulation, Speakeasy also supports emulation of kernel mode Windows...

Microsoft Launches Free Linux Forensics and Rootkit Malware Detection Service

Microsoft has announced a new free-to-use initiative aimed at uncovering forensic evidence of sabotage on Linux systems, including rootkits and intrusive malware that may otherwise go undetected. The cloud offering, dubbed Project Freta, is a snapshot-based memory forensic mechanism that aims to...

Microsoft Launches Free Linux Forensics and Rootkit Malware Detection Service

Microsoft has announced a new free-to-use initiative aimed at uncovering forensic evidence of sabotage on Linux systems, including rootkits and intrusive malware that may otherwise go undetected. The cloud offering, dubbed Project Freta, is a snapshot-based memory forensic mechanism that aims to...

How to prevent a rootkit attack

If you're ever at the receiving end of a rootkit attack, then you'll understand why they are considered one of the most dangerous cyberthreats today. Rootkits are a type of malware designed to stay undetected on your computer. Cybercriminals use rootkits to remotely access and control your machin...

The 10 Most Common Attacks

This post is an excerpt from The Ultimate Cybersecurity Guide for the IT Professional. Common Attacks Today’s organizations face four main categories of adversaries. In order to fully defend against these four types, you must also understand what motivates them. This context will best position yo...

VPNFilter Malware Impact Larger Than Previously Thought

Researchers say the impact of the VPNFilter malware discovered last month is larger than originally reported. On Wednesday, Cisco Talos researchers said they now believe the malware has infected twice the number of router brands than previously stated. They added that VPNFilter also delivers a mo...

Introducing Windows Defender System Guard runtime attestation

At Microsoft, we want users to be in control of their devices, including knowing the security health of these devices. If important security features should fail, users should be aware. Windows Defender System Guard runtime attestation, a new Windows platform security technology, fills this need...

Vegile - Tool for Post exploitation Techniques in Linux

Vegile is a tool for Post exploitation Techniques in linux. Post Exploitation techniques will ensure that we maintain some level of access and can potentially lead to deeper footholds into our targets trusted network. How it works This tool will setting up your backdoor/rootkits when backdoor...

Linux Process Hunter: Prochunter

Prochunter aims to find hidden process with all userspace and most of the kernelspace rootkits. This tool is composed of a kernel module that prints out all running processes walking the taskstruct list and creates /sys/kernel/prochunter/set entry. A python script that invokes the kernel function...

Secure BIOS/UEFI Set-up Incomplete in Lenovo E95 and ThinkCentre M710s/M710t - Lenovo Support US

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First Android Malware Found Exploiting Dirty COW Linux Flaw to Gain Root Privileges

Nearly a year after the disclosure of the Dirty COW vulnerability that affected the Linux kernel, cybercriminals have started exploiting the vulnerability against Android users, researchers have warned. Publicly disclosed last year in October, Dirty COW was present in a section of the Linux...

“The 101” – Episode 9 – What Makes a Rootkit So Dangerous?

We’re back with another episode of The 101! This weekly security series aims to define endpoint security one question at a time. Tune in each week as we tackle a new term, concept, or comparison in our ongoing effort to provide clear definitions. In this week’s episode, we learn more about a...

Fireball arrests made

Following some arrests in China, we may see a decrease in the amount of adware and adfraud hailing from the Rafotech labs. According to some reports 250 million machines may have been infected with one variant or another of Rafotechs’ products. We have shared some information about the potential...

Adware the series, part 6

In this series of posts, we will be using the flowchart below to follow the process of determining which adware we are dealing with. Our objective is to give you an idea of how many different types of adware are around for Windows systems. Though most are classified as PUPs, you will also see the...

New GhostHook Attack Bypasses Windows 10 PatchGuard Protections

Vulnerabilities discovered in Microsoft PatchGuard kernel protection could allow hackers to plant rootkits on computers running the company's latest and secure operating system, Windows 10. Researchers at CyberArk Labs have developed a new attack technique which could allow hackers to completely...

GhostHook Attack Bypasses Windows 10 PatchGuard

A bypass of PatchGuard kernel protection in Windows 10 has been developed that brings rootkits for the latest version of the OS within reach of attackers. Since the introduction of PatchGuard and DeviceGuard, very few 64-bit Windows rootkits have been observed; Windows 10’s security, in particula...

GIGABYTE BRIX UEFI firmware fails to implement write protection and is not cryptographically signed

Overview GIGABYTE BRIX UEFI firmware for the GB-BSi7H-6500 and GB-BXi7-5775 platforms, versions vF6 and vF2 respectively, fails to properly set the BIOSWE, BLE, SMMBWP, and PRx bits to enforce write protection. It also is not cryptographically signed. These issues may permit an attacker to write...

What is Strictly Enforced Verified Boot in Android 7.0 Nougat?

As far as security is concerned, Google is going very strict with the newest version of its mobile operating system. Until now, Google has not done more than just alerting you of the potential threats when your Android device runs the check as part of the boot process. Android Marshmallow 6.0 doe...

Little Snitch Bug Leaves Some Mac Systems Open to Attack

Trusted Mac OS X firewall Little Snitch is vulnerable to local privilege escalation attacks that could give criminals the ability plant rootkits and keyloggers on some El Capitan systems. The Little Snitch firewall vulnerability was found by Synack Director of Research and well-known OS X hacker...