GridinSoft Threat Intelligence
chrmstp.exe threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Trojan.Gen. 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.Gen
- Recommended action
- Scan and remove
- Last analysis
- 2025-12-14 23:00:43 (5 months ago)
- File hash
- e9df009cc2a3eb5851108cd3be05b6e9
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Trojan.Gen, 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 2025-12-14 23:00:42 (5 months ago); latest analysis 2025-12-14 23:00:43 (5 months ago).
Company metadata: The Ninja Browser Authors. Product metadata: Ninja Browser Installer.
Signed by OOO MAKTE. 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
chrmstp.exe is a Windows file recorded in the ThreatInfo database. It is associated with Ninja Browser Installer. The reported company name is The Ninja Browser Authors. The current detection status is Trojan.Gen, based on the latest analysis from 2025-12-14 23:00:43 (5 months ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.
If chrmstp.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 Trojan.Gen.
File Details
| Product Name: | Ninja Browser Installer |
| Company Name: | The Ninja Browser Authors |
| MD5: | e9df009cc2a3eb5851108cd3be05b6e9 |
| Size: | 3 MB |
| First Published: | 2025-12-14 23:00:42 (5 months ago) |
| Latest Published: | 2025-12-14 23:00:43 (5 months ago) |
| Status: | Trojan.Gen (on last analysis) | |
| Analysis Date: | 2025-12-14 23:00:43 (5 months 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: | OOO MAKTE |
| Status: | Valid |
The signature on chrmstp.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:
| %programfiles%\ninjabrowser\ninjabrowser\application\139.0.7258.155 |
ThreatInfo has observed chrmstp.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 chrmstp.exe across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Israel with 100.0% 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 chrmstp.exe 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
chrmstp.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.
d97de433ddef286973baa8d5b492b4ef
ed8472d91cbafb614cf75d21028824fd
bc537bfa5589c9c6a3eb420714f5ea00
bf619eac0cdf3f68d496ea9344137e8b
b9127bdf9c33b3123c8c2dbd4946c596
6ac93e54655562ed1eb03265b3788dca
842689af09e7bf563672a4b43f1a2286
dbb61b69814db784892854a2b4a9d723
d6aeffdb6843d5156cfe3e4c19f1def2
0743a91c8bd6dd0033c79c8abe668dc2
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.Gen
This report identifies chrmstp.exe by MD5 e9df009cc2a3eb5851108cd3be05b6e9. 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.