[RAPIDPULSE](https://attack.mitre.org/software/S1113) is a web shell that exists as a modification to a legitimate Pulse Secure file that has been used by [APT5](https://attack.mitre.org/groups/G1023) since at least 2021.(Citation: Mandiant Pulse Secure Update May 2021)
Platforms: Network Devices, Linux
MITRE ATT&CK® is a registered trademark of The MITRE Corporation. © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.