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S0598 · malware · ATT&CK software

P.A.S. Webshell

2 actors on record using it

Every mark is an actor ATT&CK records using this software. Red ones also exploit a CVE in CISA KEV.

Open S0598 on attack.mitre.org

P.A.S. Webshell is a publicly available multifunctional PHP webshell in use since at least 2016 that provides remote access and execution on target web servers.

Source: MITRE ATT&CK, S0598. © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.

Also known as
Fobushell

Every one of the 2 is a mark on the map. Named now: 1 to 2, most on record first.

  1. SandwormRussia4 CVEs · 86 techniques · 28 software · 4 in CISA KEV
  2. Ember BearRussia2 CVEs · 47 techniques · 11 software · 2 in CISA KEV

Zoom in on the map and the dots under the middle of it are named where they are.

Data as of 2026-11-15. CVE List through 2026-11-15 · EPSS of 2026-11-15 · CISA KEV checked 2026-11-15. Sources: MITRE ATT&CK (© The MITRE Corporation, reproduced and distributed with its permission), the MISP Galaxy (CC0), and CyberSIXT's own coverage.