GridinSoft Threat Intelligence
cmdrv64.sys threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Worm.Boychi. 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
- Worm.Boychi
- Recommended action
- Scan and remove
- Last analysis
- 2021-01-10 19:06:32 (5 years ago)
- File hash
- ab574e37df0da38d782edf7f12ad572a
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Worm.Boychi, part of the Worm threat category.
Malware capable of spreading across systems, removable media, or networks. Related Worm reports help compare this file with nearby detections, publishers, and hashes.
First seen 2019-07-01 08:35:40 (6 years ago); latest analysis 2021-01-10 19:06:32 (5 years ago).
Signed by HT Srl. 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 Worm category for related samples and common context.
File context
cmdrv64.sys is a Windows file recorded in the ThreatInfo database. The current detection status is Worm.Boychi, based on the latest analysis from 2021-01-10 19:06:32 (5 years ago). ThreatInfo groups this verdict with Worm reports for broader family-level investigation.
If cmdrv64.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 Worm.Boychi.
File Details
| MD5: | ab574e37df0da38d782edf7f12ad572a |
| Size: | 362 KB |
| First Published: | 2019-07-01 08:35:40 (6 years ago) |
| Latest Published: | 2021-01-10 19:06:32 (5 years ago) |
| Status: | Worm.Boychi (on last analysis) | |
| Analysis Date: | 2021-01-10 19:06:32 (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: | HT Srl |
| Status: | Valid |
The signature on cmdrv64.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% |
ThreatInfo has observed cmdrv64.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 cmdrv64.sys across 8 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 54.5% 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 cmdrv64.sys is Windows 10 with 90.5% 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
cmdrv64.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.
d7724fbb5f2b51201fdb655a52b89583
e543832a30844f7a4346f546be6c46ef
ee8e428290ec42160c5e2a30f80215a5
9a0ea9245e5ba0b5b9e3e344812f767f
b668a11d49a9f62a956dd58c3bc1109d
2f8fd00d8180a40d13997a05609c345e
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 Worm.Boychi
This report identifies cmdrv64.sys by MD5 ab574e37df0da38d782edf7f12ad572a. It is part of the Worm 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.