Invitation to a Secret Event: Uncovering Earth Yako’s Campaigns
We detail the intrusion set Earth Yako, attributed to the campaign Operation RestyLink or EneLink. This analysis was presented in full at the JSAC 2023 in January 2023. Read More HERE…
Trend Micro Research : Cyber Threats
TgToxic Malware’s Automated Framework Targets Southeast Asia Android Users
We look into an ongoing malware campaign we named TgToxic, targeting Android mobile users in Taiwan, Thailand, and Indonesia since July 2022. The malware steals users’ credentials and assets such as cryptocurrency from digital wallets, as well as money from bank and finance apps. Analyzing the automated features of the malware, we found that the threat actor abused legitimate test framework Easyclick to write a Javascript-based automation script for functions such as clicks and gestures. Read More HERE…
Attacking The Supply Chain: Developer
In this proof of concept, we look into one of several attack vectors that can be abused to attack the supply chain: targeting the developer. With a focus on the local integrated developer environment (IDE), this proof considers the execution of malicious build scripts via injecting commands when the project or build is incorrectly “trusted”. Read More HERE…
“Payzero” Scams and The Evolution of Asset Theft in Web3
In this entry, we discuss a Web3 fraud scenario where scammers target potential victims via fake smart contracts, and then take over their digital assets, such as NFT tokens, without paying. We named this scam “Payzero”. Read More HERE…
Earth Bogle: Campaigns Target the Middle East with Geopolitical Lures
We discovered an active campaign ongoing since at least mid-2022 which uses Middle Eastern geopolitical-themed lures to distribute NjRAT (also known as Bladabindi) to infect victims across the Middle East and North Africa. Read More HERE…
Abusing a GitHub Codespaces Feature For Malware Delivery
Proof of Concept (POC): We investigate one of the GitHub Codespaces’ real-time code development and collaboration features that attackers can abuse for cloud-based trusted malware delivery. Once exploited, malicious actors can abuse legitimate GitHub accounts to create a malware file server. Read More HERE…
IcedID Botnet Distributors Abuse Google PPC to Distribute Malware
We analyze the latest changes in IcedID botnet from a campaign that abuses Google pay per click (PPC) ads to distribute IcedID via malvertising attacks. Read More HERE…
Detecting Windows AMSI Bypass Techniques
We look into some of the implementations that cybercriminals use to bypass the Windows Antimalware Scan Interface (AMSI) and how security teams can detect threats attempting to abuse it for compromise with Trend Micro Vision One™. Read More HERE…