GridinSoft Threat Intelligence
pub.exe file report
Why it matters
Evidence available for this file
Latest status is clean for this hash.
First seen 2023-05-06 23:20:01 (3 years ago); latest analysis 2023-05-06 23:20:01 (3 years ago).
Company metadata: ESTsoft Corp.. Product metadata: ALPopskin.
Signed by Hewlett-Packard Company. ThreatInfo marks this publisher as trusted for this record.
ThreatInfo has seen this file in user or system paths listed below. Unexpected locations increase the need for local verification.
Recommended action
What to do next
- Confirm the hash and publisher match the expected software.
- Review the observed locations and signature information below.
- Rescan if the file was downloaded from an unknown source or appears in an unusual path.
File context
pub.exe is a Windows file recorded in the ThreatInfo database. It is associated with ALPopskin. The reported company name is ESTsoft Corp.. The current detection status is Clean, based on the latest analysis from 2023-05-06 23:20:01 (3 years ago).
This record is currently marked as clean, but file reputation can depend on the exact path, hash, and source. Compare the MD5 and publisher data below with the file on your system.
File Details
| Product Name: | ALPopskin |
| Company Name: | ESTsoft Corp. |
| MD5: | 6b226b9cc285efe432fa68e30bd0a75a |
| Size: | 4 MB |
| First Published: | 2023-05-06 23:20:01 (3 years ago) |
| Latest Published: | 2023-05-06 23:20:01 (3 years ago) |
| Status: | Clean (on last analysis) | |
| Analysis Date: | 2023-05-06 23:20:01 (3 years ago) |
Overview
| Signed By: | Hewlett-Packard Company |
| Status: | Trusted Publisher |
ThreatInfo marks this publisher as trusted for this record, but the file hash and source should still match the expected software distribution.
Common Places:
| %programfiles% |
ThreatInfo has observed pub.exe in the locations listed above. Files found in temporary folders, user profile folders, startup locations, or unusual application directories should be reviewed more carefully than files installed under a known program directory.
Geographic signal
Observed country distribution
ThreatInfo has seen pub.exe across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Ecuador with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
The most common operating system signal for pub.exe is Windows 10 with 100.0% of observed hits. If your system differs from the common profile, check whether the file was introduced by a specific installer, archive, or removable device.
Analysis
pub.exe is identified as pe for 64-bit systems. The subsystem is Windows GUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
4b5340b6948b1aa6ebd0db604ce26fd0
aac7ab9a32f6231138152db3c1419b36
2133a125c5cdd4fb213e0a3cc7727e31
269c53740ee55ba1ea4a44fefabbaa3a
d41d8cd98f00b204e9800998ecf8427e
ce9726da279da6c36aa50ac5b8edf7f7
PE section names and hashes can reveal packing, injected resources, or unusual build artifacts. Sections with uncommon names, very large raw data, or hashes that differ from a trusted copy deserve additional review.
Report conclusion
This hash is currently recorded as clean
Use the MD5, publisher, signature, and observed paths in this report to verify that the file on your device is the same copy described here.