instup.exe
Summary
Avast Installer/Updater - handles Avast antivirus installation and program updates.
instup.exe is the 499th most commonly executed Windows program in EchoTrail's dataset, observed 11,529 times across enterprise environments. It typically runs from C:\Program Files\AVAST Software\Avast\setup and it is most often launched by AvastSvc.exe.
Behavior
Top Paths
- C:\Program Files\AVAST Software\Avast\setup98.81%
- C:\Program Files\AVAST Software\Avast\setup\New_140209610.36%
- C:\Program Files\AVAST Software\Avast\setup\New_1404096a0.23%
- C:\Program Files\AVAST Software\Avast\setup\New_130809590.11%
- C:\Program Files\AVAST Software\Avast\setup\New_1401095d0.1%
- C:\Program Files\AVAST Software\Avast\setup\New_140309650.1%
- C:\Program Files\AVAST Software\Avast\setup\New_140609740.07%
- C:\Program Files\AVAST Software\Avast\setup\New_1405096f0.05%
- C:\Windows\Temp\...0.03%
- C:\Program Files\AVAST Software\Avast\setup\New_1306094f0.03%
Top Hashes (SHA256)
- 4f09f68d328ae61950e0c4e1d34eb775a514845d4e7ad5dadb57e9d02c26163e19.69%
- f1163e2a471e9150a66a1190e746d5b360cfc3ea162d3cc572bdcdf9a0f913518.37%
- 38d3003c33491ee6c299a9addfd6eec1184a554025d26c76c8eaf080522a91d37.46%
- 1295b9b463a01d694f3cc643ac195a20f32e5a3a1a8f481a37c76b3ea235c1f07.03%
- 7e9d0baa2d1c60c7881d0c6f6d5ccb4551cb7391146784354ef77e6bc3332fc76.7%
- f3971be41e9c299761d232f5d9a2b1e24040ebdba91f7fbd6db192d02b18a1125.8%
- 10cd6a45ed99d343c38b8fceba48eb4efb840c1de8c84c65a2448db54b912d945.73%
- 4bd4121886cede6e9273a55a1f7d04cf9405bbb670948de3d038daf15f2b97e95.47%
- 4389218691cc2def43d1331c8ceae64339ab89ea81d12d1103dde4bf833343025.18%
- cfac353d8ebc5f2f6bde960ded6c8da5c8b0755ee6b86f375f16faacf40143545.13%
Process Ancestry
Top Grandparents
- explorer.exe50%
Top Parents
- AvastSvc.exe86.96%
- overseer.exe12.97%
- SystemSettings.exe0.03%
- dllhost.exe0.01%
Top Children
- engsup.exe49.47%
- setupinf.exe20.4%
- AvEmUpdate.exe5.62%
- aswrundll.exe4.4%
- wsc_proxy.exe2.59%
- overseer.exe2.4%
- netsh.exe2.19%
- powershell.exe2.19%
- avastnm.exe0.42%
- tapinstall.exe0.17%
Rare or environment-specific process names are omitted from ancestry tables. Percentages are of all observed relationships.
Ask Rocky about instup.exe
Rocky answers questions about instup.exe grounded in this same dataset — free, no account needed.
Need this data programmatically? The Rocky API includes 500 free lookups a month. Or just ask Rocky.
Data from EchoTrail's dataset of ~346M Windows process executions. Last extracted 2026-08-04.