GridinSoft Threat Intelligence
mracdrv.sys threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as PUP.MailRu. 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
- PUP.MailRu
- Recommended action
- Scan and remove
- Last analysis
- 2021-01-14 11:38:09 (5 years ago)
- File hash
- d547e9ada384f56a91de7e09580323e8
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as PUP.MailRu, part of the PUP threat category.
Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.
First seen 2019-04-30 19:35:48 (7 years ago); latest analysis 2021-01-14 11:38:09 (5 years ago).
Company metadata: LLC Mail.Ru. Product metadata: Mail.Ru AntiCheat.
Signed by Mail.Ru LLC;Microsoft Windows Hardware Compatibility Publisher. 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 PUP category for related samples and common context.
File context
mracdrv.sys is a Windows file recorded in the ThreatInfo database. It is associated with Mail.Ru AntiCheat. The reported company name is LLC Mail.Ru. The current detection status is PUP.MailRu, based on the latest analysis from 2021-01-14 11:38:09 (5 years ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.
If mracdrv.sys 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 PUP.MailRu.
File Details
| Product Name: | Mail.Ru AntiCheat |
| Company Name: | LLC Mail.Ru |
| MD5: | d547e9ada384f56a91de7e09580323e8 |
| Size: | 15 MB |
| First Published: | 2019-04-30 19:35:48 (7 years ago) |
| Latest Published: | 2021-01-14 11:38:09 (5 years ago) |
| Status: | PUP.MailRu (on last analysis) | |
| Analysis Date: | 2021-01-14 11:38:09 (5 years 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: | Mail.Ru LLC;Microsoft Windows Hardware Compatibility Publisher |
| Status: | Valid |
The signature on mracdrv.sys 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:
| %system% |
| %sysdrive%\$recycle.bin |
| %sysdrive%\windows.old.000\windows\system32 |
| %sysdrive%\windows.old\windows\system32 |
ThreatInfo has observed mracdrv.sys 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 mracdrv.sys across 17 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Russian Federation with 64.4% 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 mracdrv.sys is Windows 10 with 61.5% 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
mracdrv.sys is identified as pe for 64-bit systems. The subsystem is Native. 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.
eac32deb5cecabf2f48f2370380a38be
202f39f47b9ab913c21a47e2c8d0d490
86ac7312145e10281acc56c68b4d1353
ecf7cd10ad1016d147883bea2a0c4013
a68a2d2f7ebf10437205330bb24e8755
88ca5147c324e789e44cff9805b1e76f
1cf2856b26691be80e10679aee1138e4
5981e14325a80a696551a361f1078d1d
4ec6b8d87ee3f3e7e5c626f33a1335c9
27c99a517182d070f47fb40986dd8322
26add39e65f3e55f204800df6ba52ef7
8a993012117868b33b82e46aa997fa0f
98df0936c0d5d65929134ab58ab0d6fd
53f82e7e124c05e0712c0ddc047b2796
4917e22b710f0c1e0e229056749ab30d
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 PUP.MailRu
This report identifies mracdrv.sys by MD5 d547e9ada384f56a91de7e09580323e8. It is part of the PUP 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.