GridinSoft Threat Intelligence
rxfcv.sys threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Trojan.Creprote. 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
- Trojan.Creprote
- Recommended action
- Scan and remove
- Last analysis
- 2025-02-27 23:01:49 (a year ago)
- File hash
- addd5f744b04737d236cd0bc042ee004
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Trojan.Creprote, part of the Trojan threat category.
Malware disguised as legitimate software or delivered through deceptive packaging. Related Trojan reports help compare this file with nearby detections, publishers, and hashes.
First seen 2024-01-15 00:00:28 (2 years ago); latest analysis 2025-02-27 23:01:49 (a year ago).
Company metadata: Romex Software. Product metadata: PrimoCache.
Signed by Shenzhen yundian Technology Co., Ltd;TestCertificate. 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 Trojan category for related samples and common context.
File context
rxfcv.sys is a Windows file recorded in the ThreatInfo database. It is associated with PrimoCache. The reported company name is Romex Software. The current detection status is Trojan.Creprote, based on the latest analysis from 2025-02-27 23:01:49 (a year ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.
If rxfcv.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 Trojan.Creprote.
File Details
| Product Name: | PrimoCache |
| Company Name: | Romex Software |
| MD5: | addd5f744b04737d236cd0bc042ee004 |
| Size: | 175 KB |
| First Published: | 2024-01-15 00:00:28 (2 years ago) |
| Latest Published: | 2025-02-27 23:01:49 (a year ago) |
| Status: | Trojan.Creprote (on last analysis) | |
| Analysis Date: | 2025-02-27 23:01:49 (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: | Shenzhen yundian Technology Co., Ltd;TestCertificate |
| Status: | Valid |
The signature on rxfcv.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:
| %profile%\downloads\primocache\primocache\reg |
| %system% |
| %profile%\downloads\telegram desktop\primocache.zip\primocache\reg |
ThreatInfo has observed rxfcv.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 rxfcv.sys across 3 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Germany 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 rxfcv.sys 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
rxfcv.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.
5151bf50f3bec7af8f9f6937a8a11618
17ddcc118ed2082b8bf777be9a77f238
b430a231b0c95c545a403ef8fa2f638c
cd63be16cd9e8d2a411236d2a2d45bc3
f2de5f9ac1079cf74e633829597f0a17
c69a09d4e110e016630e63daa58b7153
7e7f223c5eff1963e75c576dabb9425b
71a1283478092a98cf9d3bf142036675
ab8c3ed920acd7c51a47dff132e70c77
f19b2d63de7e0402eb8b8736c20f81c4
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 Trojan.Creprote
This report identifies rxfcv.sys by MD5 addd5f744b04737d236cd0bc042ee004. It is part of the Trojan 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.