GridinSoft Threat Intelligence
ZCB.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.Wajam. 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.Wajam
- Recommended action
- Scan and remove
- Last analysis
- 2025-09-30 23:00:51 (8 months ago)
- File hash
- 8762370d28c0d9d1af92e1beb5e07706
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Adware.Wajam, part of the Adware threat category.
Programs that inject advertising, change browser behavior, or monetize traffic through bundled components. Related Adware reports help compare this file with nearby detections, publishers, and hashes.
First seen 2025-09-30 23:00:51 (8 months ago); latest analysis 2025-09-30 23:00:51 (8 months ago).
Company metadata: ZONER a.s.. Product metadata: Zoner CEF Browser.
Signed by ZONER a.s.. 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 Adware category for related samples and common context.
File context
ZCB.exe is a Windows file recorded in the ThreatInfo database. It is associated with Zoner CEF Browser. The reported company name is ZONER a.s.. The current detection status is Adware.Wajam, based on the latest analysis from 2025-09-30 23:00:51 (8 months ago). ThreatInfo groups this verdict with Adware reports for broader family-level investigation.
If ZCB.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.Wajam.
File Details
| Product Name: | Zoner CEF Browser |
| Company Name: | ZONER a.s. |
| MD5: | 8762370d28c0d9d1af92e1beb5e07706 |
| Size: | 5 MB |
| First Published: | 2025-09-30 23:00:51 (8 months ago) |
| Latest Published: | 2025-09-30 23:00:51 (8 months ago) |
| Status: | Adware.Wajam (on last analysis) | |
| Analysis Date: | 2025-09-30 23:00:51 (8 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: | ZONER a.s. |
| Status: | Valid |
The signature on ZCB.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%\zoner photo studio x 19.2503.2.639 cz (x64) portable-ok\app\zoner |
ThreatInfo has observed ZCB.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 ZCB.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 Czechia 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 ZCB.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
ZCB.exe is identified as pe for 64-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.
f23e1976ee7b546a5c9c50efa9175c04
6481f97147e22705e8687981a8ea59c2
629c0055bdc002c0b4505866b5b1456d
d172ed308006b29b5dbffc7ad334137a
ea3f41df47dc783c770182f4ad914717
fe053a901ea5da5077291ecd6fcde7ff
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.Wajam
This report identifies ZCB.exe by MD5 8762370d28c0d9d1af92e1beb5e07706. It is part of the Adware 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.