CVE-2022-21999

Windows Print Spooler Elevation of Privilege Vulnerability Recent assessments: space-r7 at March 11, 2022 9:07pm UTC reported: This is a useful vulnerability; however, an existing session on the target is required, and escalation of privileges can sometimes depend on luck. To achieve the director...

SolarMarker Malware Uses Novel Techniques to Persist on Hacked Systems

In a sign that threat actors continuously shift tactics and update their defensive measures, the operators of the SolarMarker information stealer and backdoor have been found leveraging stealthy Windows Registry tricks to establish long-term persistence on compromised systems. Cybersecurity firm...

GootLoader Hackers Targeting Employees of Law and Accounting Firms

Operators of the GootLoader campaign are setting their sights on employees of accounting and law firms as part of a fresh onslaught of widespread cyberattacks to deploy malware on infected systems, an indication that the adversary is expanding its focus to other high-value targets. "GootLoader is...

Detecting Evasive Malware on IoT Devices Using Electromagnetic Emanations

Cybersecurity researchers have proposed a novel approach that harnesses electromagnetic field emanations from the Internet of Things IoT devices as a side-channel to glean precise knowledge about the different kinds of malware targeting the embedded systems, even in scenarios where obfuscation...

New Fileless Malware Uses Windows Registry as Storage to Evade Detection

A new JavaScript-based remote access Trojan RAT propagated via a social engineering campaign has been observed employing sneaky "fileless" techniques as part of its detection-evasion methods to elude discovery and analysis. Dubbed DarkWatchman by researchers from Prevailion's Adversarial...

Not with a Bang but a Whisper: The Shift to Stealthy C2

As defensive tools have evolved to detect more and more traditional attack techniques, it should come as no surprise that attackers have shifted tactics. This ever-evolving arms race between offensive security toolsets, bespoke advanced persistent threat APT malware and the billion-dollar infosec...

WIRTE Hacker Group Targets Government, Law, Financial Entities in Middle East

Government, diplomatic entities, military organizations, law firms, and financial institutions primarily located in the Middle East have been targeted as part of a stealthy malware campaign as early as 2019 by making use of malicious Microsoft Excel and Word documents. Russian cybersecurity compa...

Mekotio Banking Trojan Resurges with Tweaked Code, Stealthy Campaign

The Mekotio Latin American banking trojan is bouncing back after several of the gang that operates it were arrested in Spain. More than 100 attacks in recent weeks have featured a new infection routine, indicating that the group continues to actively retool. “The new campaign started right after...

Turla APT Plants Novel Backdoor In Wake of Afghan Unrest

The Turla advanced persistent threat APT group is back with a new backdoor used to infect systems in Afghanistan, Germany and the U.S., researchers have reported. On Tuesday, Cisco Talos researchers said that they’ve spotted infections they attributed to the Turla group aka Snake, Venomous Bear,...

charlotte

This is a C++ shellcode launcher, fully undetected as of May 13th, 2021. It dynamically invokes Win32 API functions, XOR encrypts shellcode and function names, and uses random XOR keys and variables per run. The code is designed to be stealthy and difficult to detect. The code is written in C++ a...

Stealthy RotaJakiro backdoor malware targeting Linux for 3 years

By Deeba Ahmed New RotaJakiro Stealthy Linux Malware With System Backdoor Capabilities Went Unnoticed for 3 Years. This is a post from HackRead.com Read the original post: Stealthy RotaJakiro backdoor malware targeting Linux for 3 years...

Researchers Uncover Stealthy Linux Malware That Went Undetected for 3 Years

A previously undocumented Linux malware with backdoor capabilities has managed to stay under the radar for about three years, allowing the threat actor behind the operation to harvest and exfiltrate sensitive information from infected systems. Dubbed "RotaJakiro" by researchers from Qihoo 360...

Hackers are implanting multiple backdoors at industrial targets in Japan

Cybersecurity researchers on Tuesday disclosed details of a sophisticated campaign that deploys malicious backdoors for the purpose of exfiltrating information from a number of industry sectors located in Japan. Dubbed "A41APT" by Kaspersky researchers, the findings delve into a new slew of attac...

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Thanks for sharing! I also wrote about \u encoding several times https://lab.wallarm.com/what-stealthy-attacks-are-hiding-in-api-data%E2%80%8A-%E2%80%8Aand-why-do-most-waf-miss-them-c9f59e865d74/ That’s why we implemented parsers in Wallarm...

DeathStalker APT Spices Things Up with PowerPepper Malware

The DeathStalker advanced persistent threat APT group has a hot new weapon: A highly stealthy backdoor that researchers have dubbed PowerPepper, used to spy on targeted systems. DeathStalker offers mercenary, espionage-for-hire services targeting the financial and legal sectors, according to...

TrickBot Malware Gets UEFI/BIOS Bootkit Feature to Remain Undetected

TrickBot, one of the most notorious and adaptable malware botnets in the world, is expanding its toolset to set its sights on firmware vulnerabilities to potentially deploy bootkits and take complete control of an infected system. The new functionality, dubbed "TrickBoot" by Advanced Intelligence...

Security Advisory - Buffer Overflow Vulnerability BootHole in GRUB2 Secure Boot

Eclypsium researchers have discovered a vulnerability named“BootHole”in the GRUB2 bootloader. There is a buffer overflow vulnerability that can be used to gain arbitrary code execution during the boot process, even when Secure Boot is enabled. Attackers exploiting this vulnerability can install...

DVS - D(COM) V(ulnerability) S(canner) AKA Devious Swiss Army Knife

Did you ever wonder how you can move laterally through internal networks? or interact with remote machines without alerting EDRs? Let's assume that we have a valid credentials, or an active session with access to a remote machine, but we are without an option for executing a process remotely in a...

Digital Signature Hijack - Binaries, PowerShell Scripts And Information About Digital Signature Hijacking

Hijacking legitimate digital signatures is a technique that can be used during red team assessments in order to sign PowerShell code and binaries. This could assist to bypass Device Guard restrictions and maintain stealthy in an engagement. DigitalSignatureHijack is a PowerShell script based on...

TrickBot Adds BazarBackdoor to Malware Arsenal

A new module for the infamous trojan known as TrickBot has been deployed: A stealthy backdoor that researchers call “BazarBackdoor.” The binary was first spotted being delivered as part of a phishing campaign that began in March, according to an analysis from Panda Security this week. The campaig...