GridinSoft Threat Intelligence
rsdnsresolver.exe threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Adware.MultiPlug. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.
- Detection name
- Adware.MultiPlug
- Recommended action
- Scan and remove
- Last analysis
- 2026-04-13 23:01:06 (a month ago)
- File hash
- 2d039b3a8c771c13e432bb3d9ad415cb
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Adware.MultiPlug, part of the Adware threat category.
Programs that inject advertising, change browser behavior, or monetize traffic through bundled components. Related Adware reports help compare this file with nearby detections, publishers, and hashes.
First seen 2022-10-03 23:13:25 (3 years ago); latest analysis 2026-04-13 23:01:06 (a month ago).
Company metadata: Reason Software Company Inc.. Product metadata: rsDNSResolver.exe.
Signed by Reason Cybersecurity Inc.. 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
- Compare the MD5 above with the file found on the device.
- Check whether the file appears in the observed locations or under one of the alternate names.
- Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present. Review the Adware category for related samples and common context.
File context
rsdnsresolver.exe is a Windows file recorded in the ThreatInfo database. It is associated with rsDNSResolver.exe. The reported company name is Reason Software Company Inc.. The current detection status is Adware.MultiPlug, based on the latest analysis from 2026-04-13 23:01:06 (a month ago). ThreatInfo groups this verdict with Adware reports for broader family-level investigation.
If rsdnsresolver.exe appears on your computer unexpectedly, treat it as suspicious. Check its location, digital signature, and recent system changes before allowing it to run. A full anti-malware scan is recommended when this file is detected as Adware.MultiPlug.
File Details
| Product Name: | rsDNSResolver.exe |
| Company Name: | Reason Software Company Inc. |
| MD5: | 2d039b3a8c771c13e432bb3d9ad415cb |
| Size: | 10 MB |
| First Published: | 2022-10-03 23:13:25 (3 years ago) |
| Latest Published: | 2026-04-13 23:01:06 (a month ago) |
| Status: | Adware.MultiPlug (on last analysis) | |
| Analysis Date: | 2026-04-13 23:01:06 (a month ago) |
Detection screenshot
The screenshot is a visual record of a GridinSoft Anti-Malware detection for this sample. Use the hash and metadata above as the primary identifiers when comparing the file on your system.
Overview
| Signed By: | Reason Cybersecurity Inc. |
| Status: | Valid |
The signature on rsdnsresolver.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.
Common Places:
| %programfiles% |
ThreatInfo has observed rsdnsresolver.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 rsdnsresolver.exe across 40 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is United States with 22.5% 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 rsdnsresolver.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
rsdnsresolver.exe is identified as pe for 64-bit 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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
c5b3154a5b514fce545ea11939edcbba
4eaf0ed27866c867272bf4e9b32e14cd
c5c479acebc0f870859c1a3909a3929e
15833df273894cb0c1f8599b1980f1e0
ee2274f1605987f574663bcb4d316f9b
d41d8cd98f00b204e9800998ecf8427e
07157bf2d5cd8c3b098503f5f49d36a2
48e9ec24942cd38872cebae42f25d867
93d6bf7843750c7f7c717579aad7d30a
bf619eac0cdf3f68d496ea9344137e8b
51a320a286ee2f7bdad9acf05d95dd22
73e5a2ada0af78f264513f2d6f258310
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
GridinSoft detects this file as Adware.MultiPlug
This report identifies rsdnsresolver.exe by MD5 2d039b3a8c771c13e432bb3d9ad415cb. It is part of the Adware report group. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.