Researchers say the group planted malicious code on legitimate sites and a Ukrainian analytics service, then used known vulnerabilities to pull data from vulnerable phones.
Bitdefender says a malformed APK can crash system_server repeatedly, and Google closed the report as not reproducible. Recovery means a factory reset or ADB, and ADB needs debugging already switched on.
Sekoia attributes a large-scale watering hole operation to APT29 with moderate-to-high confidence. The payloads chained already-patched browser and OS flaws, and none of them established persistence.
Security firm Remedio says an integer overflow in TeamViewer's screen processing can be triggered from inside an ordinary session, letting a hostile host crash or run code on the viewer's system. TeamViewer has patched it.
A threat cluster Group-IB calls CyberDakait has used smishing and vishing to push malicious APKs that impersonate Indian banks, harvest banking credentials and mine cryptocurrency on infected phones.