PyJWT Key Obfuscation Attack Vulnerability

pyjwt is a JSON Web Token implementation in Python. PyJWT suffers from a key obfuscation vulnerability. An attacker can exploit the vulnerability to use PKCS1 PEM encoded public key users can perform symmetric/asymmetric key obfuscation attacks to create JWT from scratch...

Variant of SynAck Malware Adopts Doppelgänging Technique

Researchers have identified a new variant of the SynAck ransomware that is now using the newly identified Process Doppelgänging to slip past antivirus programs. Researchers said this is the first ransomware seen in the wild to employ the approach. Both SynAck ransomware and Process Doppelgänging...

SynAck targeted ransomware uses the Doppelgänging technique

The Process Doppelgänging technique was first presented in December 2017 at the BlackHat conference. Since the presentation several threat actors have started using this sophisticated technique in an attempt to bypass modern security solutions. In April 2018, we spotted the first ransomware...

SpookFlare v2.0 - Loader, Dropper Generator With Multiple Features For Bypassing Client-Side And Network-Side Countermeasures

SpookFlare has a different perspective to bypass security measures and it gives you the opportunity to bypass the endpoint countermeasures at the client-side detection and network-side detection. SpookFlare is a loader/dropper generator for Meterpreter, Empire, Koadic etc. SpookFlare has...

Meterpreter Loader Generator: SpookFlare

SpookFlare has a different perspective to bypass security measures and it gives you the opportunity to bypass the endpoint countermeasures at the client-side detection and network-side detection. SpookFlare is a loader/dropper generator for Meterpreter, Empire, Koadic etc. SpookFlare has...

The Catch 22 of Base64: Attacker Dilemma from a Defender Point of View

Web application threats come in different shapes and sizes. These threats mostly stem from web application vulnerabilities, published daily by the vendors themselves or by third-party researchers, followed by vigilant attackers exploiting them. To cover their tracks and increase their attack...

Mining of the virus through the Flash vulnerability propagation, a careful computer becomes mine machine-vulnerability warning-the black bar safety net

4 on 24 May, tinder the security team Alarm, the virus groups the use of Adobe Flash vulnerability propagation mining viruses. Virus gang the mining program implanted to the game download Station“52pk”, www.52pk.com when the user visits the website, the poison page to show after, without any...

Google Chrome V8 Type Obfuscation Vulnerability (CNVD-2018-09122)

Google Chrome is the United States Google Google company developed a Web browser. v8 is one of the open source JavaScript engine. A type obfuscation vulnerability exists in V8 in versions prior to Google Chrome 65.0.3325.146. A remote attacker could exploit this vulnerability by tricking a user...

Universal Plug and Play (UPnP): What you need to know

Universal Plug and Play UPnP is a widely used protocol with a decade-long history of flawed implementations across a wide range of consumer devices. In this paper, we will cover how these aws are still present on devices, how these vulnerabilities are actively being abused, and how a...

Fake Software Update Abuses NetSupport Remote Access Tool

Over the last few months, FireEye has tracked an in-the-wild campaign that leverages compromised sites to spread fake updates. In some cases, the payload was the NetSupport Manager remote access tool RAT. NetSupport Manager is a commercially available RAT that can be used legitimately by system...

DOSfuscation: Exploring the Depths of Cmd.exe Obfuscation and Detection Techniques

Skilled attackers continually seek out new attack vectors, while employing evasion techniques to maintain the effectiveness of old vectors, in an ever-changing defensive landscape. Many of these threat actors employ obfuscation frameworks for common scripting languages such as JavaScript and...

ZenMate for macOS com.zenmate.chron-xpc LaunchDaemon Type Obfuscation Vulnerability

ZenMate for macOS is a free VPN software for macOS-based platforms. com.zenmate.chron-xpc LaunchDaemon is one of the launch daemon components. A type-obfuscation vulnerability exists in the com.zenmate.chron-xpc LaunchDaemon component in version 1.5.4 of ZenMate for macOS. An attacker could explo...

CannibalRAT targets Brazil

This post was authored by Warren Mercer and Vitor Ventura Introduction Talos has identified two different versions of a RAT, otherwise known as a remote access trojan, that has been written entirely in Python and is wrapped into a standalone executable. The RAT is impacting users of a Brazilian...

Revoke-Obfuscation - PowerShell Obfuscation Detection Framework

Revoke-Obfuscation is a PowerShell v3.0+ compatible PowerShell obfuscation detection framework. Authors Daniel Bohannon @danielhbohannon Lee Holmes @LeeHomes Research Blog Post: https://www.fireeye.com/blog/threat-research/2017/07/revoke-obfuscation-powershell.html White Paper:...

Invoke-Obfuscation - PowerShell Obfuscator

Invoke-Obfuscation is a PowerShell v2.0+ compatible PowerShell command and script obfuscator. Purpose Attackers and commodity malware have started using extremely basic obfuscation techniques to hide the majority of the command from the command line arguments of powershell.exe. I developed this...

Design/Logic Flaw

An issue was discovered in iDashboards 9.6b. The SSO implementation is affected by a weak obfuscation library, allowing man-in-the-middle attackers to discover credentials...

CVE-2018-7211

An issue was discovered in iDashboards 9.6b. The SSO implementation is affected by a weak obfuscation library, allowing man-in-the-middle attackers to discover credentials...

CVE-2018-7211

An issue was discovered in iDashboards 9.6b. The SSO implementation is affected by a weak obfuscation library, allowing man-in-the-middle attackers to discover credentials...

CVE-2018-7211

An issue was discovered in iDashboards 9.6b. The SSO implementation is affected by a weak obfuscation library, allowing man-in-the-middle attackers to discover credentials...

CVE-2018-7211

CVE-2018-7211 affects iDashboards 9.6b where the SSO implementation relies on a weak obfuscation library, enabling MITM attackers to recover credentials. The vulnerability is described consistently across NVD/Red Hat records and related feeds; no exploit details or affected version ranges beyond ...