The vulnerability of Remote Desktop Services (RDS) for Windows operating systems allows a hacker to carry out an attack using a spoofing technique.

The vulnerability of Remote Desktop Services RDS for Windows operating systems is related to resource release errors. Exploiting this vulnerability can allow a malicious actor to cause service failures remotely...

TChopper - Conduct Lateral Movement Attack By Leveraging Unfiltered Services Display Name To Smuggle Binaries As Chunks Into The Target Machine

New technique I have discovered recently and give it a nickname Chop chop to perform lateral movement using windows services display name and WMI by smuggling the malicious binary as base64 chunks and automate the process using the TChopper tool. How it works the tool will get the file you willin...

Linux/x86 - execve /bin/sh Shellcode (fstenv eip GetPC technique) (70 bytes, xor encoded)

Exploit Title: Linux/x86 - execve /bin/sh Shellcode fstenv eip GetPC technique 70 bytes, xor encoded Exploit Author: d7x Tested on: Ubuntu x86 / shellcode with XOR decoder stub and fstenv MMX FPU spawning a /bin/sh shell uses the fstenv GetPC technique to get the memory address dynamically...

PowerShell-Suite

This repository is an offensive tool for Windows UAC User Account Control bypass. It provides a framework to perform UAC bypasses based on auto-elevating IFileOperation COM object method calls. The tool is written in C and uses the .NET framework. The tool supports several methods for UAC bypass,...

Google Researchers Discover A New Variant of Rowhammer Attack

A team of security researchers from Google has demonstrated yet another variant of the Rowhammer vulnerability that targets increasingly smaller DRAM chips to bypass all current mitigations, making it a persistent threat to chip security. Dubbed "Half-Double," the new hammering technique hinges o...

Mozilla: More internal network hosts could have been probed by a malicious webpage

Further techniques that built on the slipstream research combined with a malicious webpage could have exposed both an internal network's hosts as well as services running on the user's local machine. This vulnerability affects Firefox 85...

Designing sockfuzzer, a network syscall fuzzer for XNU

Posted by Ned Williamson, Project Zero Introduction When I started my 20% project – an initiative where employees are allocated twenty-percent of their paid work time to pursue personal projects – with Project Zero, I wanted to see if I could apply the techniques I had learned fuzzing Chrome to...

Lazarus APT conceals malicious code within BMP image to drop its RAT

This blog was authored by Hossein Jazi Lazarus APT is one of the most sophisticated North Korean Threat Actors that has been active since at least 2009. This actor is known to target the U.S., South Korea, Japan and several other countries. In one of their most recent campaigns Lazarus used a...

Call of Duty Cheats Expose Gamers to Malware

Activision, the company behind Call of Duty: Warzone, has issued a warning that a threat actor is taking out ads for cheat tools, which instead turn out to be remote-access trojan RAT malware . The scam was first floated in March when a cyberattacker posted in hacking forums that they had a free,...

Securing our approach to domain fronting within Azure

Every single day our teams analyze the trillions of signals we see to understand attack vectors, and then take those learnings and apply them to our products and solutions. Having that understanding of the threat landscape is key to ensuring our customers are kept safe every day. However, being a...

Mozilla: Internal network hosts could have been probed by a malicious webpage

Using techniques that built on the slipstream research, a malicious webpage could have scanned both an internal network's hosts as well as services running on the user's local machine utilizing WebRTC connections. This vulnerability affects Firefox ESR 78.9, Firefox 87, and Thunderbird 78.9...

Security Researcher Hides ZIP, MP3 Files Inside PNG Files on Twitter

A security researcher has discovered a novel steganography technique for hiding data inside a Portable Network Graphics .PNG image file posted on Twitter, a tactic that could be exploited by threat actors to hide malicious activity. Researcher David Buchanan heralded his discovery on Twitter...

Process Herpaderping evasion technique

This module allows you to generate a Windows executable that evades security products such as Windows Defender, Avast, etc. This uses the Process Herpaderping technique to bypass Antivirus detection. This method consists in obscuring the behavior of a running process by modifying the executable o...

Online Trackers Increasingly Switching to Invasive CNAME Cloaking Technique

With browser makers steadily clamping down on third-party tracking, advertising technology companies are increasingly embracing a DNS technique to evade such defenses, thereby posing a threat to web security and privacy. Called CNAME Cloaking, the practice of blurring the distinction between...

Atlassian Bitbucket on Windows is vulnerable to privilege escalation due to weak ACLs

Overview Atlassian Bitbucket on Windows fails to properly set ACLs, which can allow an unprivileged Windows user to run arbitrary code with SYSTEM privileges. Description The Atlassian Bitbucket Windows installer fails to set a secure access-control list ACL on the default installation directory,...

CVE-2020-27674

Xen is vulnerable to privilege escalation. An attacker can gain guest OS privileges by modifying kernel memory contents, because invalidation of TLB entries is mishandled during use of an INVLPG-like attack technique...

Google Forms Set Baseline For Widespread BEC Attacks

A threat actor has been sending thousands of emails to organizations, in what researchers warn is a reconnaissance campaign to identify targets for a possible follow-up business-email-compromise BEC attack. So far, researchers have observed thousands of messages being sent to companies since...

Mozilla Firefox Information Disclosure Vulnerability (CNVD-2020-73178)

Mozilla Firefox is an open source web browser from the Mozilla Foundation in the United States. An information disclosure vulnerability exists in Mozilla Firefox, which stems from a stream-based technique that allows an attacker to obtain information about other hosts on the intranet of a local...

Mozilla Firefox 信息泄露漏洞

Mozilla Firefox is an open source web browser from the Mozilla Foundation in the United States. An information disclosure vulnerability exists in Mozilla Firefox, which stems from a stream-based technique that allows an attacker to obtain information about other hosts on the intranet of a local...

German users targeted with Gootkit banker or REvil ransomware

This blog post was authored by Hasherezade and Jérôme Segura On November 23, we received an alert from a partner about a resurgence of Gootkit infections in Germany. Gootkit is a very capable banking Trojan that has been around since 2014 and possesses a number of functionalities such as keystrok...