Securing REST with free API Firewall How-to guide

In our modern world, web applications are becoming ever more important. Bad actors know this and they target them more frequently than ever before. This is not likely to stop any time soon as the number of web applications the world needs will only go up with its reliance on technology. To fully...

Securing REST with free API Firewall. How-to guide

In our modern world, web applications are becoming ever more important. Bad actors know this and they target them more frequently than ever before. This is not likely to stop any time soon as the number of web applications the world needs will only go up with its reliance on technology. To fully...

Revisiting the NSIS-based crypter

This blog post was authored by hasherezade NSIS Nullsoft Scriptable Install System is a framework dedicated to creating software installers. It allows to bundle various elements of an application together i.e. the main executable, used DLLs, configs, along with a script that controls where are th...

slopShell - The Only Php Webshell You Need

php webshell Since I derped, and forgot to talk about usage. Here goes. For this shell to work, you need 2 things, a victim that allows php file uploadyourself, in an educational environment and a way to send http requests to this webshell. Basic Usage VideoHosted on Youtube: Current VT Detection...

Microsoft Warns of Data Stealing Malware That Pretends to Be Ransomware

Microsoft on Thursday warned of a "massive email campaign" that's pushing a Java-based STRRAT malware to steal confidential data from infected systems while disguising itself as a ransomware infection. "This RAT is infamous for its ransomware-like behavior of appending the file name extension...

Telegram Type Obfuscation Vulnerability

Telegram is an instant messaging mobile application. Telegram versions prior to 7.1.0 2090 for Android, 7.1 for iOS, and 7.1 for macOS are subject to a type obfuscation vulnerability in the custom derived VDasher constructor function of the rlottie library. An attacker can exploit this...

Telegram 缓冲区错误漏洞

Telegram is an instant messaging mobile application. Telegram versions prior to 7.1.0 2090 for Android, 7.1 for iOS, and 7.1 for macOS are subject to a type obfuscation vulnerability in the custom derived VDasher constructor function of the rlottie library. An attacker can exploit this...

CVE-2021-29043

The Portal Store module in Liferay Portal 7.0.0 through 7.3.5, and Liferay DXP 7.0 before fix pack 97, 7.1 before fix pack 21, 7.2 before fix pack 10 and 7.3 before fix pack 1 does not obfuscate the S3 store's proxy password, which allows attackers to steal the proxy password via man-in-the-middl...

CVE-2021-29043

The CVE-2021-29043 issue affects Liferay Portal/DXP: Portal Store module versions 7.0.0–7.3.5 (and Liferay DXP 7.0 prior to fix pack 97, 7.1 prior to fix pack 21, 7.2 prior to fix pack 10, 7.3 prior to fix pack 1) do not obfuscate the S3 store proxy password. This enables an attacker to harvest t...

Bizarro banking Trojan expands its attacks to Europe

Bizarro is yet another banking Trojan family originating from Brazil that is now found in other regions of the world. We have seen users being targeted in Spain, Portugal, France and Italy. Attempts have now been made to steal credentials from customers of 70 banks from different European and Sou...

Google Chrome 安全漏洞

Google Chromium is an open source web browser from Google USA. A security vulnerability previously existed in Google Chromium version 90.0.4430.212. The vulnerability stems from a type obfuscation security issue found in the V8 component of the program. No details of the vulnerability are provide...

Google Chrome 安全漏洞

Google Chromium is an open source web browser from Google USA. A security vulnerability previously existed in Google Chromium version 90.0.4430.212. The vulnerability stems from a type obfuscation security issue found in the V8 component of the program. No details of the vulnerability are provide...

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...

Invoke-Stealth - Simple And Powerful PowerShell Script Obfuscator

Invoke-Stealth is a Simple & Powerful PowerShell Script Obfuscator. This tool helps you to automate the obfuscation process of any script written in PowerShell with different techniques. You can use any of them separately, together or all of them sequentially with ease, from Windows or Linux...

Google Chrome Type Obfuscation Vulnerability (CNVD-2021-35163)

Google Chrome is a web browser from Google, an American company. A type obfuscation vulnerability exists in V8 in versions of Google Chrome prior to 90.0.4430.93. A remote attacker can exploit the vulnerability by leveraging heap corruption via specially crafted HTML pages...

Targeted Malware Reverse Engineering Workshop follow-up. Part 2

If you have read our previous blogpost "Targeted Malware Reverse Engineering Workshop follow-up. Part 1", you probably know about the webinar we conducted on April 8, 2021, with Kaspersky GReATs Ivan Kwiatkowski and Denis Legezo, to share best practices in reverse engineering and demonstrate...

GO-2021-0052 Inconsistent interpretation of HTTP Requests in github.com/gin-gonic/gin

Due to improper HTTP header sanitization, a malicious user can spoof their source IP address by setting the X-Forwarded-For header. This may allow a user to bypass IP based restrictions, or obfuscate their true source...

GO-2020-0029

Due to improper HTTP header santization, a malicious user can spoof their source IP address by setting the X-Forwarded-For header. This may allow a user to bypass IP based restrictions, or obfuscate their true source...

BRATA Malware Poses as Android Security Scanners on Google Play Store

A new set of malicious Android apps have been caught posing as app security scanners on the official Play Store to distribute a backdoor capable of gathering sensitive information. "These malicious apps urge users to update Chrome, WhatsApp, or a PDF reader, yet instead of updating the app in...

Alert — There's A New Malware Out There Snatching Users' Passwords

A previously undocumented malware downloader has been spotted in the wild in phishing attacks to deploy credential stealers and other malicious payloads. Dubbed "Saint Bot," the malware is said to have first appeared on the scene in January 2021, with indications that it's under active developmen...