analysts have shared new information about the notorious that targets devices all over the world.
XCSSET very first arrived into the highlight in August 2020, when it was spotted inside of Apple assignments designed applying the totally free Xcode integrated improvement natural environment (). A of the malware was then found developed exclusively to goal .
Now,researchers at have the moment yet again uncovered an up-to-date edition of the malware which is taken on new options and can goal preferred applications which includes Telegram and .
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“The changes we’ve encountered in XCSSET do not reflect a fundamental change in its behavior but do constitute refinements in its tactics,” note the researchers in aanalyzing XCSSET’s information stealing capabilities.
The XCSSET malware is particularly troublesome since its infection mechanism can be used to launch supply-chain-like attacks.
The malware works by injecting malicious code into local Xcode projects, which executes every time the project is built. This poses an issue not just for the developers, but also for any downstream users that run the software infected with the malware.
Trend Micro has been monitoring the malware since last year and recently learnt how it steals information. Using the examples of Telegram and Google Chrome, the researchers explained how the malware exfiltrates information to its command and control (C2) servers.
“Not all executable files are sandboxed on macOS, which means a simple script can steal all the data stored in the sandbox directory,” say the researchers, asking application developers not to store sensitive data, such as login information, in the sandbox directory.
Besides Telegram, and Chrome, Trend Micro also found scripts that targeted other popular apps as well including, , , WeChat, and more.