GridinSoft Threat Intelligence
wzShellctx64.dll threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Adware.ELEX. 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.ELEX
- Recommended action
- Scan and remove
- Last analysis
- 2023-07-26 23:52:50 (2 years ago)
- File hash
- a973cab52b18c0d3fa52e52ca04af10d
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Adware.ELEX, 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 2017-05-28 04:14:04 (9 years ago); latest analysis 2023-07-26 23:52:50 (2 years ago).
Company metadata: Winziper Pvt Ltd.. Product metadata: WinZiper.
Signed by Chencheng Cai. The signature is not reported as trusted and valid, which can indicate tampering, repackaging, or copied publisher data.
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
wzShellctx64.dll is a Windows file recorded in the ThreatInfo database. It is associated with WinZiper. The reported company name is Winziper Pvt Ltd.. The current detection status is Adware.ELEX, based on the latest analysis from 2023-07-26 23:52:50 (2 years ago). ThreatInfo groups this verdict with Adware reports for broader family-level investigation.
If wzShellctx64.dll 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.ELEX.
File Details
| Product Name: | WinZiper |
| Company Name: | Winziper Pvt Ltd. |
| MD5: | a973cab52b18c0d3fa52e52ca04af10d |
| Size: | 202 KB |
| First Published: | 2017-05-28 04:14:04 (9 years ago) |
| Latest Published: | 2023-07-26 23:52:50 (2 years ago) |
| Status: | Adware.ELEX (on last analysis) | |
| Analysis Date: | 2023-07-26 23:52:50 (2 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: | Chencheng Cai |
| Status: | Invalid (digital signature could be stolen or file could be patched) |
The signature on wzShellctx64.dll is not reported as trusted and valid. Invalid or suspicious signature data can indicate tampering, repackaging, or an unrelated file using copied publisher information.
Common Places:
| %sysdrive%\docume~1\admini~1\locals~1\temp\ist439.tmp\tools\wzp\omigazip_patch |
| %temp%\ist8ebc.tmp\tools\wzp\omigazip_patch |
| %temp%\ist5cda.tmp\tools\wzp |
| %temp%\ist2480.tmp\tools\wzp |
| %temp%\ist71b6.tmp\tools\wzp |
| %sysdrive%\windows.old\users\trang\appdata\roaming\winziper\update\wzp_update_v2.2.74.exe\tools\wzp |
| %sysdrive%\system volume information\systemrestore\frstaging\users\juliand\appdata\local\temp\ist899c.tmp\tools\wzp |
ThreatInfo has observed wzShellctx64.dll 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 wzShellctx64.dll across 6 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Ukraine with 28.6% 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 wzShellctx64.dll is Windows 7 with 50.0% 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
wzShellctx64.dll 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.
e4ab235897176f4f6d39e08821c4467c
5c550cf1fbb62ddc9ab3a4b6cb491fd9
07b4d920a4a1a156627d96cb54b934c2
38ff06e6720c4a36f8f1df6fc397534b
5c5d0855f7925ec60566e7b439e2d64f
cf919762441f9acc7a007d06c259b551
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.ELEX
This report identifies wzShellctx64.dll by MD5 a973cab52b18c0d3fa52e52ca04af10d. 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.