GridinSoft Anti-Malware detects $RBR2CUI.exe as Risk.Gen. The sample was last observed on 2026-02-27 23:00:31 (3 months ago) and reports publisher metadata associated with NirSoft / NirCmd.
This page combines the detection verdict with file identity, publisher metadata, alternate names, observed paths, geography, OS signals, and PE details so the report reads as a triage record rather than a standalone download page.
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Risk.Gen. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.
First seen 2017-05-22 11:14:07 (9 years ago); latest analysis 2026-02-27 23:00:31 (3 months ago).
Publisher context
Company metadata: NirSoft.
Product metadata: NirCmd.
Aliases
This hash has appeared under multiple file names, which can happen with repackaging, bundling, or deliberate renaming.
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
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
$RBR2CUI.exe is a Windows file recorded in the ThreatInfo database.
It is associated with NirCmd.
The reported company name is NirSoft.
The current detection status is Risk.Gen, based on the latest analysis from 2026-02-27 23:00:31 (3 months ago).
If $RBR2CUI.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 Risk.Gen.
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.
ThreatInfo has observed $RBR2CUI.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.
This hash has been seen with multiple file names. Alternate names can appear when software is updated, copied between folders, packed by an installer, or deliberately renamed to avoid recognition. Compare the exact MD5 above before assuming two names refer to the same file.
Geographic signal
Observed country distribution
ThreatInfo has seen $RBR2CUI.exe across 78 countries. Use this signal to compare local evidence with where the sample is most often reported.
Top countryUnited States
Share10.0%
LowHigh activity
The strongest geographic signal for this file is United States with 10.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
Windows 1061.2%
Windows 729.3%
Windows 8.18.2%
Windows 80.7%
Windows XP0.4%
Windows Server 2012 R20.1%
Windows Vista0.1%
The most common operating system signal for $RBR2CUI.exe is Windows 10 with 61.2% 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
PE Info:
$RBR2CUI.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.
Formatpe
Architecture32-bit
SubsystemWindows GUI
Entry point0x00019d40
Image base0x00400000
PE Sections:
Sections3
Raw data43520
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
UPX00 bytes · 0.0% of section data
Packer markerUncommon name
MD500000000000000000000000000000000
UPX140960 bytes · 94.1% of section data
Packer markerUncommon name
MD51305b13f2af0811e9644ea5832ed20d2
.rsrc2560 bytes · 5.9% of section data
MD5eacf3e9ac96593f0fed57ad23f54e9e7
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 Risk.Gen
This report identifies $RBR2CUI.exe by MD5 84d499f558570c32f4cb100a9124890b. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.