GridinSoft Threat Intelligence
7z.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.Kuaiba. 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.Kuaiba
- Recommended action
- Scan and remove
- Last analysis
- 2023-01-04 23:25:09 (3 years ago)
- File hash
- 20e131fa17e8605d2484628420525c2a
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Adware.Kuaiba.
First seen 2017-05-21 04:02:53 (8 years ago); latest analysis 2023-01-04 23:25:09 (3 years ago).
Company metadata: Igor Pavlov. Product metadata: 7-Zip.
Signed by 深圳市猫哈网络科技发展有限公司. 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.
File context
7z.dll is a Windows file recorded in the ThreatInfo database. It is associated with 7-Zip. The reported company name is Igor Pavlov. The current detection status is Adware.Kuaiba, based on the latest analysis from 2023-01-04 23:25:09 (3 years ago).
If 7z.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.Kuaiba.
File Details
| Product Name: | 7-Zip |
| Company Name: | Igor Pavlov |
| MD5: | 20e131fa17e8605d2484628420525c2a |
| Size: | 900 KB |
| First Published: | 2017-05-21 04:02:53 (8 years ago) |
| Latest Published: | 2023-01-04 23:25:09 (3 years ago) |
| Status: | Adware.Kuaiba (on last analysis) | |
| Analysis Date: | 2023-01-04 23:25:09 (3 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: | 深圳市猫哈网络科技发展有限公司 |
| Status: | Valid |
The signature on 7z.dll 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%\maoha\maohaap |
| %sysdrive%\adwcleaner\quarantine\files\hqwcouoiidlkcdajrpouhcgvlpxpqmpq\maohaap |
| %programfiles%\greatmaker\maohawifi |
| %programfiles%\greatmaker |
| %programfiles%\maoha |
| %sysdrive%\adwcleaner\quarantine\files\ydnmbaqijnfabvujyxwxbtqpmxdpfwxp |
| %localappdata%\maoha |
| %sysdrive%\adwcleaner\quarantine\rqf69azbla |
| %sysdrive%\adwcleaner\quarantine\files\xbzpuoqckzzskvdyctdxxxboqznebgjr |
ThreatInfo has observed 7z.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 7z.dll across 49 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 29.0% 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 7z.dll is Windows 7 with 72.0% 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
7z.dll 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.
998abf7e6d2a33945fe88cf78a900c44
412761c6280e30bbca71bad333b04c61
50d0015f2319784db6ef994c0f33af9e
35925cfdc1176bd9ffc634a58b40ec17
b27082aa30dba3ebf9a10c27728cca58
37efadc30b64db285b0dfab1474b88be
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.Kuaiba
This report identifies 7z.dll by MD5 20e131fa17e8605d2484628420525c2a. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.