GridinSoft Threat Intelligence
Update.exe threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as PUP.SystemOptimizer. 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
- PUP.SystemOptimizer
- Recommended action
- Scan and remove
- Last analysis
- 2021-09-30 20:53:43 (4 years ago)
- File hash
- eaa78b69ed74291fff432f1eff50e912
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as PUP.SystemOptimizer, part of the PUP threat category.
Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.
First seen 2021-09-30 20:53:43 (4 years ago); latest analysis 2021-09-30 20:53:43 (4 years ago).
Company metadata: Cheese Software Inc..
Signed by Qiwang Computer. 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 PUP category for related samples and common context.
File context
Update.exe is a Windows file recorded in the ThreatInfo database. The reported company name is Cheese Software Inc.. The current detection status is PUP.SystemOptimizer, based on the latest analysis from 2021-09-30 20:53:43 (4 years ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.
If Update.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 PUP.SystemOptimizer.
File Details
| Company Name: | Cheese Software Inc. |
| MD5: | eaa78b69ed74291fff432f1eff50e912 |
| Size: | 874 KB |
| First Published: | 2021-09-30 20:53:43 (4 years ago) |
| Latest Published: | 2021-09-30 20:53:43 (4 years ago) |
| Status: | PUP.SystemOptimizer (on last analysis) | |
| Analysis Date: | 2021-09-30 20:53:43 (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: | Qiwang Computer |
| Status: | Valid |
The signature on Update.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% |
ThreatInfo has observed Update.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 Update.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 Peru 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 Update.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
Update.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.
b0a3ae857a61bcf007959558f553b57a
d79fa19676655ce72b7c9b2a13651490
d41d8cd98f00b204e9800998ecf8427e
f27756bd0e472520c63558e7b5491133
d41d8cd98f00b204e9800998ecf8427e
cb11f7e5cf7e93f853ef0959dc1103d6
8ea98d8987744f760bf4cafd054ba39a
c66d3c0a29112682c2789b65624ac161
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 PUP.SystemOptimizer
This report identifies Update.exe by MD5 eaa78b69ed74291fff432f1eff50e912. It is part of the PUP 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.