GridinSoft Threat Intelligence
xpcom_compat.dll threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Adware.DNSKeep (Heuristic). 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.DNSKeep (Heuristic)
- Recommended action
- Scan and remove
- Last analysis
- 2025-01-25 23:01:24 (a year ago)
- File hash
- e9b352b512e03ed5c35d6350414b68ad
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Adware.DNSKeep (Heuristic), 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 2024-10-13 23:02:25 (2 years ago); latest analysis 2025-01-25 23:01:24 (a year ago).
Company metadata: Mozilla Foundation. Product metadata: Thunderbird.
Signed by Mozilla Corporation. 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
xpcom_compat.dll is a Windows file recorded in the ThreatInfo database. It is associated with Thunderbird. The reported company name is Mozilla Foundation. The current detection status is Adware.DNSKeep (Heuristic), based on the latest analysis from 2025-01-25 23:01:24 (a year ago). ThreatInfo groups this verdict with Adware reports for broader family-level investigation.
If xpcom_compat.dll 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.DNSKeep (Heuristic).
File Details
| Product Name: | Thunderbird |
| Company Name: | Mozilla Foundation |
| MD5: | e9b352b512e03ed5c35d6350414b68ad |
| Size: | 72 KB |
| First Published: | 2024-10-13 23:02:25 (2 years ago) |
| Latest Published: | 2025-01-25 23:01:24 (a year ago) |
| Status: | Adware.DNSKeep (Heuristic) (on last analysis) | |
| Analysis Date: | 2025-01-25 23:01:24 (a year 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: | Mozilla Corporation |
| Status: | Valid |
The signature on xpcom_compat.dll 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:
| %commonappdata% |
ThreatInfo has observed xpcom_compat.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.
Geographic signal
Observed country distribution
ThreatInfo has seen xpcom_compat.dll across 2 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Spain with 50.0% 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 xpcom_compat.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.
Analysis
xpcom_compat.dll is identified as pe for 32-bit 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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
39da5cb2f13517ec266f352d6dfd513d
a973c35fadd44c053f78e4fff0d2c129
7bac3d998f04b8a4dc17c6261b1100f2
35e7108a00b3b2c158ed80616e44cd3b
f6fac87b7372c24422fa7007c424849c
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.DNSKeep (Heuristic)
This report identifies xpcom_compat.dll by MD5 e9b352b512e03ed5c35d6350414b68ad. 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.