default-browser-agent.exe
Summary
Firefox Default Browser Agent - checks if Firefox is the default browser and reports telemetry.
default-browser-agent.exe is the 1071st most commonly executed Windows program in EchoTrail's dataset, observed 1,747 times across enterprise environments. It typically runs from C:\Program Files\Mozilla Firefox and it is most often launched by svchost.exe.
Behavior
Top Paths
- C:\Program Files\Mozilla Firefox98.11%
- C:\Users\...1.89%
Top Hashes (SHA256)
- 7f0145f054f732a0e54ea1e7ebda0321e062dc9a5ee49dff2ae2e15143850a1b35.72%
- de84310fd61badb2bb8e2844896f49ec4ffca02c8de694a77e2df272a7ee092612.82%
- 8190de80cb7ad3f44ba97e07ef9fd020913543bedbe6b01d846a36a9aa24c2f24.75%
- 96f1dafadd41a872723a382bfd91776729ad6601b60e360429454320d2649b6f3.15%
- 12fa08796eb2e6c2432143dcf908af6309c8a7832c9b8cad83cc37cd07cfef2b2.58%
- bfdbf055da860d5529bd2242209566717f5b8f9ce46de5dc8c8c77a609793c841.77%
- 0a2ee21318ccac50052424c712c8b13a97dd195a2dca648666e9224a592b9fd81.49%
- 0653d414e04b6311601eaba1dfc57b89f7e8a55170363ca7c5c834c9799122671.43%
- 520c8050e4991c90c1f424a05f9c6de4254a7f518ef3b3a9aa6fdcc3ea4135a41.37%
- a0b64bceaf2cacff04b255b85d4aa447ce3feb26b2295f72d1eb68ed2891e18a1.26%
Process Ancestry
Top Parents
- svchost.exe92.56%
- helper.exe6.93%
- setup.exe0.34%
Top Children
- pingsender.exe100%
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.