OsDiag.dll file report

MD5 a8846b95b4bb95912d73466b9aa67c0b
Latest seen 2024-04-19 23:01:10 (2 years ago)
First seen 2024-04-19 23:01:10 (2 years ago)
Size 54 KB
Product OsDiag

Why it matters

Evidence available for this file

Detection

Latest status is clean for this hash.

Timeline

First seen 2024-04-19 23:01:10 (2 years ago); latest analysis 2024-04-19 23:01:10 (2 years ago).

Publisher context

Product metadata: OsDiag.

Digital signature

Signed by Lenovo (Beijing) Limited. ThreatInfo marks this publisher as trusted for this record.

Observed locations

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

  1. Confirm the hash and publisher match the expected software.
  2. Review the observed locations and signature information below.
  3. Rescan if the file was downloaded from an unknown source or appears in an unusual path.

OsDiag.dll is a Windows file recorded in the ThreatInfo database. It is associated with OsDiag. The current detection status is Clean, based on the latest analysis from 2024-04-19 23:01:10 (2 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.

Product Name: OsDiag
MD5: a8846b95b4bb95912d73466b9aa67c0b
Size: 54 KB
First Published: 2024-04-19 23:01:10 (2 years ago)
Latest Published: 2024-04-19 23:01:10 (2 years ago)
Status: Clean (on last analysis)
Analysis Date: 2024-04-19 23:01:10 (2 years ago)
Signed By: Lenovo (Beijing) Limited
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.

%localappdata%\programs\lenovo

ThreatInfo has observed OsDiag.dll 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.

100.0%

The strongest geographic signal for this file is Saudi Arabia with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 100.0%

The most common operating system signal for OsDiag.dll 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.

OsDiag.dll is identified as pe for 32 systems. The subsystem is Windows CUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Subsystem: Windows CUI
PE Type: pe
OS Bitness: 32
Image Base: 0x10000000
Entry Address: 0x0001200a

.NET Info:

MVID: 75f9eaf5-76b1-46dc-9c4d-bdca13e89251
Typelib ID: c2e10f5d-f160-4470-87c4-954395943d36

PE Sections:

Name Size of data MD5
HVg:1% 22528 f4bd2c7a69a84c8b1e740b9f84b837e5
.text 22016 3f17f7d8c29d54cb5be2e79dc5b28944
.rsrc 1024 93c1b9f60e5c0e48bac02728cdfb23fe
.reloc 512 a907a191d8b52617c22703e19088fd22
512 1ee8f75a4e7ee5174569efc137e336b9

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.

More information: