GridinSoft Threat Intelligence
chrmstp.exe.del threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as General Threat. 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
- General Threat
- Recommended action
- Scan and remove
- Last analysis
- 2025-03-16 23:03:24 (a year ago)
- File hash
- 539226398e549db4ad8dbfdef5049a65
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as General Threat.
First seen 2017-05-21 03:02:00 (8 years ago); latest analysis 2025-03-16 23:03:24 (a year ago).
Company metadata: UCWeb Inc.. Product metadata: UC浏览器.
Signed by TAOBAO (CHINA) SOFTWARE CO.,LTD.. The signature is reported as valid, but signed files can still be bundled or abused.
This hash has appeared under multiple file names, which can happen with repackaging, bundling, or deliberate renaming.
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
chrmstp.exe.del is a Windows file recorded in the ThreatInfo database. It is associated with UC浏览器. The reported company name is UCWeb Inc.. The current detection status is General Threat, based on the latest analysis from 2025-03-16 23:03:24 (a year ago).
If chrmstp.exe.del 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 General Threat.
File Details
| Product Name: | UC浏览器 |
| Company Name: | UCWeb Inc. |
| MD5: | 539226398e549db4ad8dbfdef5049a65 |
| Size: | 1 MB |
| First Published: | 2017-05-21 03:02:00 (8 years ago) |
| Latest Published: | 2025-03-16 23:03:24 (a year ago) |
| Status: | General Threat (on last analysis) | |
| Analysis Date: | 2025-03-16 23:03:24 (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: | TAOBAO (CHINA) SOFTWARE CO.,LTD. |
| Status: | Valid |
The signature on chrmstp.exe.del 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:
| %appdata%\ucchannel\package |
| %programfiles%\ucbrowser\application\6.1.2107.204\installer |
| %sysdrive%\adwcleaner\quarantine\files\mntitkbfiadmnocirbrxqyabirvogjqf\package\setup_ex_.cab |
| %sysdrive%\adwcleaner\quarantine\files\mntitkbfiadmnocirbrxqyabirvogjqf\package |
| %programfiles%\ucbrowser\uninstalltemp |
| %sysdrive%\adwcleaner\quarantine\files\yfgtmhgqqnjymusysxrrhivvzpfqzvbd\package\setup_ex_.cab |
| %sysdrive%\adwcleaner\quarantine\files\boyxuimimdijubjdszkpssdnnuvycppo\package\setup_ex_.cab |
| %sysdrive%\adwcleaner\quarantine\files\boyxuimimdijubjdszkpssdnnuvycppo\package |
| %sysdrive%\adwcleaner\quarantine\files\gwzsehzqurcwrofkoknfuiuwzrbykije\package\setup_ex_.cab |
| %profile%\dministrator\application data\ucchannel\package |
ThreatInfo has observed chrmstp.exe.del 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.
File Names:
12 observed namesThis 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 chrmstp.exe.del across 63 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Vietnam with 21.9% 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 chrmstp.exe.del is Windows 7 with 49.9% 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
chrmstp.exe.del 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.
e1a6bb71ca49ed0ee24345a88d5affc6
8df79596770b4e681d73c2b1f3ae60dc
5c74a48e2fbe715aae567d815bbab224
1841e27b7071089ff05ce9de2df2eaae
bf619eac0cdf3f68d496ea9344137e8b
cbf31082f2f4e20df1d9e0b3886a00f4
68bcedb5af8272a3a5a4e77742da8324
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 General Threat
This report identifies chrmstp.exe.del by MD5 539226398e549db4ad8dbfdef5049a65. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.