cyserver.exe
Summary
Cylance/Cortex XDR Server - main agent service for Cylance or Palo Alto Cortex endpoint protection.
cyserver.exe is the 1302nd most commonly executed Windows program in EchoTrail's dataset, observed 1,046 times across enterprise environments. It typically runs from C:\Program Files\Palo Alto Networks\Traps and it is most often launched by services.exe.
Behavior
Top Paths
- C:\Program Files\Palo Alto Networks\Traps100%
Top Hashes (SHA256)
- 78a1a6be26f972e4a83c70cb097d7e8e30ddc40d41439b96a423c825a72abe1b81.07%
- 87e369df4f08024e733b6954cdb0f2c461595b7e1af11a1efe04058fadaae28513.77%
- 623c5c7dca62915e9860a35d3bb0e536dbc115271d8d47775486c4e36d68d18d4.11%
- 52d631e75f4db21f45fdee473bfc5176250aae24cdf365079a4a85d5991d4a9e0.86%
- c121141d7bde60bb3467ad821bad1e2bb48e4d24bc381460eecc5646275e78e90.19%
Process Ancestry
Top Parents
- services.exe99.04%
- msiexec.exe0.86%
Top Children
- cortex-xdr-payload.exe93.94%
- tlaworker.exe3.62%
- cyuserserver.exe2.36%
- msiexec.exe0.08%
Rare or environment-specific process names are omitted from ancestry tables. Percentages are of all observed relationships.
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Data from EchoTrail's dataset of ~346M Windows process executions. Last extracted 2026-08-04.