GridinSoft Threat Intelligence
Zip.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2019-10-23 19:11:58 (6 years ago); latest analysis 2022-07-19 23:52:32 (3 years ago).
Company metadata: Smart Game Booster. Product metadata: Smart Game Booster.
Signed by Chengdu Zhagu Technology Co., Ltd.. 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
- Use the hash and metadata below to verify the exact file identity.
- Review publisher, signature, paths, and PE details for inconsistencies.
- Run a local scan if the file appears unexpectedly or starts with Windows.
File context
Zip.dll is a Windows file recorded in the ThreatInfo database. It is associated with Smart Game Booster. The reported company name is Smart Game Booster. The current detection status is Undefined, based on the latest analysis from 2022-07-19 23:52:32 (3 years ago).
ThreatInfo does not have a final classification for this file yet. Use the technical details below to compare the hash, size, signature, and observed locations with the copy found on your device.
File Details
| Product Name: | Smart Game Booster |
| Company Name: | Smart Game Booster |
| MD5: | af3ea336145e092dd934ae011e464511 |
| Size: | 578 KB |
| First Published: | 2019-10-23 19:11:58 (6 years ago) |
| Latest Published: | 2022-07-19 23:52:32 (3 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2022-07-19 23:52:32 (3 years ago) |
Overview
| Signed By: | Chengdu Zhagu Technology Co., Ltd. |
| Status: | Valid |
The signature on Zip.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%\pcgameboost |
ThreatInfo has observed Zip.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 Zip.dll across 27 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Brazil with 19.0% 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 Zip.dll is Windows 10 with 78.8% 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
Zip.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.
db9f4fc957e96879ff9710c2f6df7c29
633f508ce3559ecb85c2a2250c34b561
b404e0db702dca5cd8a0f572733839dc
00000000000000000000000000000000
c73d1e1a4aadb1e99a50833ee2def253
29e41b0185a12f454bafb738c94eb396
25ef9f18bd1797ae665452d69cdd78fa
ce0bb349f78e6ee8e5e1f59cb1342d62
d9ce76367b6190c19ebd080f2b1443a4
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
This file is still under review
ThreatInfo has not assigned a final verdict yet. Compare the file hash, location, signature, and publisher before trusting the file on a production system.