pdfpreview.exe file report

MD5 a86f946bd4aa31cdc31a4d0728b8e542
Latest seen 2025-10-29 23:01:03 (7 months ago)
First seen 2025-10-29 23:01:02 (7 months ago)
Size 851 KB
Product PDF 阅读器

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2025-10-29 23:01:02 (7 months ago); latest analysis 2025-10-29 23:01:03 (7 months ago).

Publisher context

Company metadata: ©2025 Sogou.com Inc.All rights reserved.. Product metadata: PDF 阅读器.

Digital signature

Signed by Beijing Sogou Technology Development Co., Ltd.. The signature is reported as valid, but signed files can still be bundled or abused.

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. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

pdfpreview.exe is a Windows file recorded in the ThreatInfo database. It is associated with PDF 阅读器. The reported company name is ©2025 Sogou.com Inc.All rights reserved.. The current detection status is Undefined, based on the latest analysis from 2025-10-29 23:01:03 (7 months 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.

Product Name: PDF 阅读器
Company Name: ©2025 Sogou.com Inc.All rights reserved.
MD5: a86f946bd4aa31cdc31a4d0728b8e542
Size: 851 KB
First Published: 2025-10-29 23:01:02 (7 months ago)
Latest Published: 2025-10-29 23:01:03 (7 months ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-10-29 23:01:03 (7 months ago)

The signature on pdfpreview.exe 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.

%localappdata%
%localappdata%\sogoupdf\ktool_update\kdownload

ThreatInfo has observed pdfpreview.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.

100.0%

The strongest geographic signal for this file is Hong Kong 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 pdfpreview.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.

pdfpreview.exe is identified as pe for 32 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.

Subsystem: Windows GUI
PE Type: pe
OS Bitness: 32
Image Base: 0x00400000
Entry Address: 0x000594c7

PE Sections:

Name Size of data MD5
.text 408576 ee4b66daad40a69a8fad2211fc5fbcc9
.rdata 259584 7534365e42fc9793f325e52b1e1a4a5b
.data 7680 df57dd0dbf1c7376da97373a5cf082c2
.rsrc 150528 81ef853517d35af2ba9b3e66315bcde1
.reloc 33792 3a813c146ffb14280d8598f0b40f21a9

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: