GridinSoft Threat Intelligence
WeatherZeroService.exe threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Backdoor.DCRat. 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
- Backdoor.DCRat
- Recommended action
- Scan and remove
- Last analysis
- 2026-03-03 23:01:37 (2 months ago)
- File hash
- c20c55750211e6d143f7cb1f31ed93f6
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Backdoor.DCRat, part of the Backdoor threat category.
Remote-access components that can give an operator control over an affected system. Related Backdoor reports help compare this file with nearby detections, publishers, and hashes.
First seen 2022-12-31 23:15:48 (3 years ago); latest analysis 2026-03-03 23:01:37 (2 months ago).
Signed by Reaction Software Limited. 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 Backdoor category for related samples and common context.
File context
WeatherZeroService.exe is a Windows file recorded in the ThreatInfo database. The current detection status is Backdoor.DCRat, based on the latest analysis from 2026-03-03 23:01:37 (2 months ago). ThreatInfo groups this verdict with Backdoor reports for broader family-level investigation.
If WeatherZeroService.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 Backdoor.DCRat.
File Details
| MD5: | c20c55750211e6d143f7cb1f31ed93f6 |
| Size: | 3 MB |
| First Published: | 2022-12-31 23:15:48 (3 years ago) |
| Latest Published: | 2026-03-03 23:01:37 (2 months ago) |
| Status: | Backdoor.DCRat (on last analysis) | |
| Analysis Date: | 2026-03-03 23:01:37 (2 months 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: | Reaction Software Limited |
| Status: | Valid |
The signature on WeatherZeroService.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 WeatherZeroService.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 WeatherZeroService.exe across 15 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 28.9% 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 WeatherZeroService.exe is Windows 10 with 97.4% 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
WeatherZeroService.exe is identified as pe for 32-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.
48834dd3e3f7d2bde15802fd6c3b5748
9f7f04845ea71ec60e8dccfdf14c471d
9e089c7149666b1846f335f4641fffe3
e323c8b823ddbf1c04493d386914e4b4
ae7ac52ddd319583542cf67de12acf0a
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 Backdoor.DCRat
This report identifies WeatherZeroService.exe by MD5 c20c55750211e6d143f7cb1f31ed93f6. It is part of the Backdoor 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.