Imagine visiting a webpage that looks perfectly safe. It has no malicious code, no suspicious links. Yet, within seconds, it transforms into a personalized phishing page.
This isn’t merely an illusion. It’s the next frontier of web attacks where attackers use generative AI (GenAI) to build a threat that’s loaded after the victim has already visited a seemingly innocuous webpage. In other words, this article demonstrates a novel attack technique where a seemingly benign webpage uses client-side API calls to trusted large language model (LLM) services for generating malicious JavaScript dynamically in real time.
Read more…
Source: Palo Alto Unit 42
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- Charming Kitten Iranian Espionage Campaign Thwarts 2FA
December 17, 2018
The campaign targets politicians involved in economic and military sanctions against Iran, along with various journalists and human rights activists. A range of political and civil society targets are under fire in an APT attack dubbed the Return of Charming Kitten. The campaign has been tailored to get around two-factor authentication in order to compromise email ...
- Fileless GandCrab As Seen by SandBlast Agent
December 17, 2018
January 2018 saw the debut of the GandCrab ransomware, a well-known malware that is distributed on the Dark Web which targets mainly Scandinavian and English-speaking countries. In addition, the GandCrab Affiliate Program offers low skilled threat actors the opportunity to run their own ransomware campaigns. Delivered mainly through email spam engines, affiliates are also provided with advice and ...
- Cybercriminals Use Malicious Memes that Communicate with Malware
December 14, 2018
Steganography, or the method used to conceal a malicious payload inside an image to evade security solutions, has long been used by cybercriminals to spread malware and perform other malicious operations. We recently discovered malicious actors using this technique on memes. The malware authors have posted two tweets featuring malicious memes on October 25 and 26 ...
- Electric Vehicle Charging Stations Open to IoT Attacks
December 14, 2018
Flaws could allow an attacker to stop or start a home charging station, or even change the current in order to start a fire. Given that creating proof-of-concept (PoC) cyberattacks for the Internet of Things (IoT) is essentially like shooting fish in a barrel these days, perhaps it’s not exactly surprising that a new niche category ...
- LCG Kit: Sophisticated builder for Malicious Microsoft Office Documents
December 13, 2018
Proofpoint researchers discovered “LCG Kit,” a weaponized document builder service, in March 2018. Since we began tracking LCG Kit, we have observed it using the Microsoft Equation Editor CVE-2017-11882 , which has been used used in limited email campaigns. ...
- Tildeb: Analyzing the 18-year-old Implant from the Shadow Brokers’ Leak
December 13, 2018
On April 14, 2017, The Shadow Brokers (TSB) leaked a bevy of hacking tools named “Lost in Translation.” This leak is notorious for having multiple zero-day remote code execution (RCE) vulnerabilities targeting critical protocols such as Server Message Block (SMB) and Remote Desktop Protocol (RDP) and applications like collaboration and web server-based software. The exploit toolkit includes EternalBlue, ...