GridinSoft Threat Intelligence
$RVBSIOG.exe threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Adware.InstallCore. 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.InstallCore
- Recommended action
- Scan and remove
- Last analysis
- 2021-12-20 21:55:14 (4 years ago)
- File hash
- ad666f8ec7f0882f10e7cd415db176a8
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Adware.InstallCore.
First seen 2020-01-22 19:19:52 (6 years ago); latest analysis 2021-12-20 21:55:14 (4 years ago).
Company metadata: . Product metadata: Nanefis .
Signed by LUCEATECH LTD. 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.
File context
$RVBSIOG.exe is a Windows file recorded in the ThreatInfo database. It is associated with Nanefis . The reported company name is . The current detection status is Adware.InstallCore, based on the latest analysis from 2021-12-20 21:55:14 (4 years ago).
If $RVBSIOG.exe 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.InstallCore.
File Details
| Product Name: | Nanefis |
| Company Name: | |
| MD5: | ad666f8ec7f0882f10e7cd415db176a8 |
| Size: | 2 MB |
| First Published: | 2020-01-22 19:19:52 (6 years ago) |
| Latest Published: | 2021-12-20 21:55:14 (4 years ago) |
| Status: | Adware.InstallCore (on last analysis) | |
| Analysis Date: | 2021-12-20 21:55:14 (4 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: | LUCEATECH LTD |
| Status: | Valid |
The signature on $RVBSIOG.exe 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:
| %sysdrive%\$recycle.bin |
| %desktop%\nouveau dossier |
| %profile% |
| %desktop%\trabalhos radio\arquivos setup março 03 |
ThreatInfo has observed $RVBSIOG.exe 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 $RVBSIOG.exe across 4 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Brazil with 40.0% 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 $RVBSIOG.exe is Windows 10 with 80.0% 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
$RVBSIOG.exe 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.
53397facdb68be7a0a983875fcb5989a
5b2b4af9ca8b9009475f21fc0fde61df
746954890499546d73dce0e994642192
00000000000000000000000000000000
e9b9c0328fd9628ad4d6ab8283dcb20e
00000000000000000000000000000000
3dffc444ccc131c9dcee18db49ee6403
ee9c46306c84a501e09cc7358f91cd9c
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.InstallCore
This report identifies $RVBSIOG.exe by MD5 ad666f8ec7f0882f10e7cd415db176a8. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.