SMS PVA Services Fueled by Compromised Supply-Chain Mobile Botnets

This presentation dives into the modus operandi of this SMS PVA service provider, discusses the design and operations of the uncovered botnet as well as the use and misuse of the PVA services by other threat actors. We will also discuss how the devices were possibly infected before being delivered to end users.

By: Paul Christian Pajares, Vladimir Kropotov & Zhengyu Dong

Full Abstract & Presentation Material: https://www.blackhat.com/asia-22/briefings/schedule/#sms-pva-services-fueled-by-compromised-supply-chain-mobile-botnets-26076

botnets compromised mobile services sms supply