Watch Out — Microsoft Warns Android Users About A New Ransomware

Microsoft has warned about a new strain of mobile ransomware that takes advantage of incoming call notifications and Android's Home button to lock the device behind a ransom note. The findings concern a variant of a known Android ransomware family dubbed "MalLocker.B" which has now resurfaced wit...

Watch Out — Microsoft Warns Android Users About A New Ransomware

Microsoft has warned about a new strain of mobile ransomware that takes advantage of incoming call notifications and Android's Home button to lock the device behind a ransom note. The findings concern a variant of a known Android ransomware family dubbed "MalLocker.B" which has now resurfaced wit...

PoetRAT Resurfaces in Attacks in Azerbaijan Amid Escalating Conflict

A new iteration of the PoetRAT spyware, sporting improvements to operational security, code efficiency and obfuscation, is making the rounds in Azerbaijan, targeting the public sector and other key organizations as the country’s conflict with Armenia over disputed territory intensifies. Threat...

Spammers Smuggle LokiBot Via URL Obfuscation Tactic

Spammers have started using a tricky URL obfuscation technique that sidesteps detection – and ultimately infects victims with the LokiBot trojan. The tactic was uncovered in recent spear-phishing emails with PowerPoint attachments, which contain a malicious macro. When the PowerPoint file is...

FinSpy Spyware for Mac and Linux OS Targets Egyptian Organisations

Amnesty International today exposed details of a new surveillance campaign that targeted Egyptian civil society organizations with previously undisclosed versions of FinSpy spyware designed to target Linux and macOS systems. Developed by a German company, FinSpy is extremely powerful spying...

Google Chrome Type Obfuscation Vulnerability (CNVD-2020-53301)

Chrome is a simple and efficiently designed web browsing tool developed by Google that is characterized by its simplicity and speed. A type-obfuscation vulnerability exists in V8 in versions of Google Chrome prior to 85.0.4183.121. A remote attacker can exploit this vulnerability to conduct...

Apple Safari Type Obfuscation Vulnerability

Apple Safari is a web browser from Apple, Inc. and is the default browser that comes with the Mac OS X and iOS operating systems. A security vulnerability exists in Apple Safari 14.0, which can be exploited by attackers to execute arbitrary code...

New Snort, ClamAV coverage strikes back against Cobalt Strike

By Nick Mavis. Editing by Joe Marshall and Jon Munshaw. Cisco Talos is releasing a new research paper called “The Art and Science of Detecting Cobalt Strike.” We recently released a more granular set of updated SNORTⓇ and ClamAVⓇ detection signatures to detect attempted obfuscation and exfiltrati...

Chimera - PowerShell Obfuscation Script Designed To Bypass AMSI And Commercial Antivirus Solutions

Chimera is a shiny and very hack-ish PowerShell obfuscation script designed to bypass AMSI and antivirus solutions. It digests malicious PS1's known to trigger AV and uses string substitution and variable concatenation to evade common detection signatures. Chimera was created for this write-up an...

CVE-2020-13470

Gigadevice GD32F103 and GD32F130 devices allow physical attackers to extract data via the probing of easily accessible bonding wires and de-obfuscation of the observed data...

CVE-2020-13470

CVE-2020-13470 affects Gigadevice GD32F103 and GD32F130 microcontrollers. The root cause is physical access enabling probing of bonding wires to de-obfuscate and extract data, with potential high integrity impact and no public remediation details in the provided documents. Monitor for vendor advi...

CVE-2020-13470

Gigadevice GD32F103 and GD32F130 devices allow physical attackers to extract data via the probing of easily accessible bonding wires and de-obfuscation of the observed data...

Code injection

This affects the package MintegralAdSDK from 0.0.0. The SDK distributed by the company contains malicious functionality that tracks any URL opened by the app and reports it back to the company, along with performing advertisement attribution fraud. Mintegral can remotely activate hooks on the...

How Financial Apps Get You to Spend More and Question Less

You should never invest without fully understanding the risks, but tax prep and stock trading services often obfuscate the things you really need to know...

Phantom-Evasion

This is a Python antivirus evasion tool called Phantom-Evasion. It is free software, licensed under the GNU General Public License GPL version 3. The tool is designed to evade detection by antivirus software and is intended for educational or research purposes only. The tool consists of several...

IcedID Trojan Rebooted with New Evasive Tactics

Threat actors have enhanced a banking trojan that has been widely used during the COVID-19 pandemic with new functionality to help it avoid detection by potential victims and standard security protections. Attackers have implemented several new features — including a password-protected attachment...

How AppTrana Managed Cloud WAF Tackles Evolving Attacking Techniques

Web applications suffer continuously evolving attacks, where a web application firewall WAF is the first line of defense and a necessary part of organizations' cybersecurity strategies. WAFs are getting more sophisticated all the time, but as its core protection starts with efficient pattern...

How AppTrana Managed Cloud WAF Tackles Evolving Attacking Techniques

Web applications suffer continuously evolving attacks, where a web application firewall WAF is the first line of defense and a necessary part of organizations' cybersecurity strategies. WAFs are getting more sophisticated all the time, but as its core protection starts with efficient pattern...

Bypassing MassLogger Anti-Analysis — a Man-in-the-Middle Approach

The FireEye Front Line Applied Research & Expertise FLARE Team attempts to always stay on top of the most current and emerging threats. As a member of the FLARE Reverse Engineer team, I recently received a request to analyze a fairly new credential stealer identified as MassLogger. Despite the la...

4 Dangerous Brazilian Banking Trojans Now Trying to Rob Users Worldwide

Cybersecurity researchers on Tuesday detailed as many as four different families of Brazilian banking trojans that have targeted financial institutions in Brazil, Latin America, and Europe. Collectively called the "Tetrade" by Kaspersky researchers, the malware families — comprising Guildma,...