ChromsteraUpdater.exe file report

MD5 08ac9c8a043b475be6b76414d67aa8b7
Latest seen 2026-04-22 23:01:09 (2 weeks ago)
First seen 2026-04-22 23:01:09 (2 weeks ago)
Size 1 MB

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2026-04-22 23:01:09 (2 weeks ago); latest analysis 2026-04-22 23:01:09 (2 weeks ago).

Publisher context

Company metadata: Chromstera Browser Solutions. Product metadata: Chromstera Browser.

Digital signature

Signed by Dragon Boss Solutions LLC. 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.

ChromsteraUpdater.exe is a Windows file recorded in the ThreatInfo database. It is associated with Chromstera Browser. The reported company name is Chromstera Browser Solutions. The current detection status is Undefined, based on the latest analysis from 2026-04-22 23:01:09 (2 weeks 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: Chromstera Browser
Company Name: Chromstera Browser Solutions
MD5: 08ac9c8a043b475be6b76414d67aa8b7
Size: 1 MB
First Published: 2026-04-22 23:01:09 (2 weeks ago)
Latest Published: 2026-04-22 23:01:09 (2 weeks ago)
Status: Undefined (on last analysis)
Analysis Date: 2026-04-22 23:01:09 (2 weeks ago)
Signed By: Dragon Boss Solutions LLC
Status: Valid

The signature on ChromsteraUpdater.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.

%programfiles%\chromstera browser solutions

ThreatInfo has observed ChromsteraUpdater.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 United States 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 ChromsteraUpdater.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.

ChromsteraUpdater.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: 0x00096f68

PE Sections:

Name Size of data MD5
.text 872448 1cd6426c613ff42e3cdb6d4239f17a33
.rdata 200704 d77519cf057f369ae91ee6c768276e5f
.data 7680 11441d8334ba0252646a6c8f987b4a34
.rsrc 82432 9a4efb06cb6528587bf73e06cef9adbf
.reloc 46592 63b706bf1f0877d7361e8892c92cc2c5

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: