pacjsworker.exe
Sources: 300M+ executions observed in the wild.
Summary
HTTP auto proxy detection worker process for evaluating PAC scripts in proxy configuration
pacjsworker.exe is the 2319th most commonly executed Windows program in EchoTrail's dataset, observed 207 times across enterprise environments. It typically runs from C:\Windows\System32 and it is most often launched by svchost.exe.
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The same record for pacjsworker.exe, by REST or as an MCP tool. Free key, no card.
curl -H "Authorization: Bearer $ECHOTRAIL_KEY" \
https://api.echotrail.io/v1/process/pacjsworker.exeFree returns the summary. Team returns the full record you see on this page. Endpoint docs
Behavior
Top Paths
- C:\Windows\System32100%
Top Hashes (SHA256)
- 8bf4c567a778dcd894220c6ad2ca08cfa3fb5c7053a4471969d35e759fc9027761.84%
- ff4d515cdcbe9ce053d9cc4d3412f962875098ac87133019eeb12a0f9494bb9121.74%
- 1d1c79ac0d2f0f5db976f4c5ed8dee7853e6fdc2b5749b328e2a92b55f9863958.7%
- 090d9bf07054409cf0f38680e09f1f483df328331f3c00383723c53cebe34dc65.8%
- ee0af76e3f9c033feccd8516cd8619d097ee4014e983e96aaeec8789b3ead96e1.93%
Process Ancestry
Top Grandparents
- services.exe100%
Top Parents
- svchost.exe100%
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This page is the Team-tier API record for pacjsworker.exe. The free tier returns the summary, 500 lookups a month. Or ask Rocky.