GridinSoft Threat Intelligence
RunExtention.tpi file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2019-03-30 14:19:06 (7 years ago); latest analysis 2024-09-08 23:01:05 (2 years ago).
Product metadata: 鲁大师.
Signed by Beijing Qihu Technology Co., Ltd.. The signature is reported as valid, but signed files can still be bundled or abused.
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
- Use the hash and metadata below to verify the exact file identity.
- Review publisher, signature, paths, and PE details for inconsistencies.
- Run a local scan if the file appears unexpectedly or starts with Windows.
File context
RunExtention.tpi is a Windows file recorded in the ThreatInfo database. It is associated with 鲁大师. The current detection status is Undefined, based on the latest analysis from 2024-09-08 23:01:05 (2 years ago).
ThreatInfo does not have a final classification for this file yet. Use the technical details below to compare the hash, size, signature, and observed locations with the copy found on your device.
File Details
| Product Name: | 鲁大师 |
| MD5: | 5e19204643604a013209eaa164b7b8ca |
| Size: | 368 KB |
| First Published: | 2019-03-30 14:19:06 (7 years ago) |
| Latest Published: | 2024-09-08 23:01:05 (2 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2024-09-08 23:01:05 (2 years ago) |
Overview
| Signed By: | Beijing Qihu Technology Co., Ltd. |
| Status: | Valid |
The signature on RunExtention.tpi is reported as valid. A valid signature helps confirm publisher identity, but it does not automatically make the file safe if the installer was bundled, abused, or downloaded from an untrusted source.
Common Places:
| %programfiles%\ludashi |
| %programfiles%\ldslite |
ThreatInfo has observed RunExtention.tpi 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 RunExtention.tpi across 6 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Taiwan with 46.7% 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 RunExtention.tpi is Windows 10 with 75.0% 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
RunExtention.tpi is identified as pe for 32-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.
1aba8a04f47c7392fb22c4a4075ce840
a2f69905dabffeae66fe2acc8c7cbbc5
1dd8447dfaf8ebbbc3ba8e9cad13bd17
12c7c1ac646407292b8681ba4ba49fec
9c09c0426855d538fd3ab87c91b826f8
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 file is still under review
ThreatInfo has not assigned a final verdict yet. Compare the file hash, location, signature, and publisher before trusting the file on a production system.