The user can see an ‘Install’ window that says ‘ This package will run a program to determine if the software can be installed‘. Silver Sparrow malware usually spreads via fake software update advertisements online and arrives in a fake Apple installer package named update.pkg or updater.pkg that both include malicious JavaScript which launches before the actual package installation procedure. In this article, we will explain how to remove this threat and secure your Mac for further usage. According to reports, this new malware strain has already compromised 29,139 macOS computers in 164 countries, the majority of instances being the United States, the United Kingdom, Canada, Germany and France. Additionally, this virus uses Launch Agent technique to persist on the compyter and be hard to remove.

The main purpose of this virus is to work as a backdoor to deliver malicious payloads to compromised system.

Silver Sparrow malware is a newly detected Mac virus targeting different OS X architectures, including Apple’s new M1 ARM64 architecture.

How to Detect and Remove Silver Sparrow malware from Mac.

Mac malware distribution vectors: how to avoid getting infected.

Silver Sparrow malware infects nearly 30,000 Macs across 164 countries.

In conclusion, if the Mac hosts and F-Secure software for Mac remain up-to-date, the Silver Sparrow malware should be successfully blocked. If you have any sample you would like our lab to test, you may drop us the file sample in the link below Subsequently, our Anti-Malware Labs are aware of these malware variants, and have already marked the publicly available samples in our virus database F-Secure has not, however, yet received any case from F-Secure customers reporting a possible Silver Sparrow infection. One variant of Silver Sparrow is designed for Intel x86_64 system architecture, the other for both the previously mentioned architecture, as well as the new Apple M1 ARM64 chipset.īoth variants of the malware are known and included in the latest F-Secure malware definition databases, labelled respectively as Malware.OSX/Agent.smpwq, and Malware.OSX/Agent.JR. Hi are two versions of the Silver Sparrow malware, the key difference being the targeted OS architecture.

How to detect silver sparrow malware