GridinSoft Threat Intelligence

mracdrv.sys threat report

Detected as PUP.MailRu File reputation report
MD5 a5972457b861af5519141d7b5b3ad0c3
Latest seen 2022-12-29 23:47:33 (3 years ago)
First seen 2020-03-04 08:55:51 (6 years ago)
Size 17 MB
Publisher LLC Mail.Ru

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
2022-12-29 23:47:33 (3 years ago)
File hash
a5972457b861af5519141d7b5b3ad0c3
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as PUP.MailRu.

Timeline

First seen 2020-03-04 08:55:51 (6 years ago); latest analysis 2022-12-29 23:47:33 (3 years ago).

Publisher context

Company metadata: LLC Mail.Ru. Product metadata: Mail.Ru AntiCheat.

Digital signature

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.

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. Compare the MD5 above with the file found on the device.
  2. Check whether the file appears in the observed locations or under one of the alternate names.
  3. Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present.

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 2022-12-29 23:47:33 (3 years ago).

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.

Product Name: Mail.Ru AntiCheat
Company Name: LLC Mail.Ru
MD5: a5972457b861af5519141d7b5b3ad0c3
Size: 17 MB
First Published: 2020-03-04 08:55:51 (6 years ago)
Latest Published: 2022-12-29 23:47:33 (3 years ago)
Status: PUP.MailRu (on last analysis)
Analysis Date: 2022-12-29 23:47:33 (3 years ago)
mracdrv.sys 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.

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.

%system%

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.

77.8%
6.7%
6.7%
4.4%
2.2%
2.2%

The strongest geographic signal for this file is Russian Federation with 77.8% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 95.6%
Windows 7 4.4%

The most common operating system signal for mracdrv.sys is Windows 10 with 95.6% 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.

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.

Format pe
Architecture 64-bit
Subsystem Native
Entry point 0x000ab007
Image base 0x0000000140000000

PE Sections:

Sections 15
Raw data 18426368

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 276480 bytes · 1.5% of section data
MD5 85fccd6db509f0b2611306a6bd11f039
.sflb1 347136 bytes · 1.9% of section data
Uncommon name
MD5 23ed77e0831d664f00c4ac87e2e82c96
.oxye 1024 bytes · 0.0% of section data
Uncommon name
MD5 9c6052ca29b2fd7b7c4ce157b9e51240
.rdata 8704 bytes · 0.0% of section data
MD5 47853f6a2f43644cc3058db465e90950
.data 4096 bytes · 0.0% of section data
MD5 81a13d5c300d07e165f9b0d9bcf3ff59
.pdata 4608 bytes · 0.0% of section data
MD5 7271748e63f535d9a58f6d1e51dc668e
.gfids 512 bytes · 0.0% of section data
Uncommon name
MD5 1cf2856b26691be80e10679aee1138e4
.edata 512 bytes · 0.0% of section data
MD5 92e090166aeae58ea78a3f4ce5e03582
INIT 4608 bytes · 0.0% of section data
Uncommon name
MD5 16d79451c3bde00e7daae17482410792
.rsrc 1536 bytes · 0.0% of section data
MD5 d1b27698bcf7c0d3cee5622dc8aae185
.reloc 512 bytes · 0.0% of section data
MD5 735fbc473c95c7c30fd2f8f6c439995b
.grcode 65536 bytes · 0.4% of section data
Uncommon name
MD5 0aba6adf0efcc101eac81b633c1e1cf3
.sfcode 17686528 bytes · 96.0% of section data
Large raw data Uncommon name
MD5 89c876faecc27138f6c677c6f8a36a47
.sfdata 16896 bytes · 0.1% of section data
Uncommon name
MD5 7a7c6a0ef51da140c8f72a5d8163c565
.grdata 7680 bytes · 0.0% of section data
Uncommon name
MD5 f1829535961acc9334e6a87179343402

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 a5972457b861af5519141d7b5b3ad0c3. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.

Download GridinSoft Anti-Malware Scan the device and confirm whether this exact hash is present. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with a5972457b861af5519141d7b5b3ad0c3.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan and remove the object if the same hash is found.