GridinSoft Threat Intelligence

HaoZipVirtualCDBus.sys threat report

Detected as PUP.ChinAd File reputation report
MD5 f3dd4da69d654df4703884ad72a74b52
Latest seen 2024-11-05 23:01:35 (2 years ago)
First seen 2017-05-21 13:07:56 (9 years ago)
Size 211 KB
Publisher Shanghai RuiChuang
Product HaoZipCD

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as PUP.ChinAd. 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.ChinAd
Recommended action
Scan and remove
Last analysis
2024-11-05 23:01:35 (2 years ago)
File hash
f3dd4da69d654df4703884ad72a74b52
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as PUP.ChinAd, part of the PUP threat category.

Category context

Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2017-05-21 13:07:56 (9 years ago); latest analysis 2024-11-05 23:01:35 (2 years ago).

Publisher context

Company metadata: Shanghai RuiChuang. Product metadata: HaoZipCD.

Digital signature

Signed by Shanghai 2345 Network Technology Co.,Ltd. The signature is reported as valid, but signed files can still be bundled or abused.

Observed locations

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

  1. Compare the MD5 above with the file found on the device.
  2. Check whether the file appears in the observed locations or under one of the alternate names.
  3. 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.

HaoZipVirtualCDBus.sys is a Windows file recorded in the ThreatInfo database. It is associated with HaoZipCD. The reported company name is Shanghai RuiChuang. The current detection status is PUP.ChinAd, based on the latest analysis from 2024-11-05 23:01:35 (2 years ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.

If HaoZipVirtualCDBus.sys 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.ChinAd.

Product Name: HaoZipCD
Company Name: Shanghai RuiChuang
MD5: f3dd4da69d654df4703884ad72a74b52
Size: 211 KB
First Published: 2017-05-21 13:07:56 (9 years ago)
Latest Published: 2024-11-05 23:01:35 (2 years ago)
Status: PUP.ChinAd (on last analysis)
Analysis Date: 2024-11-05 23:01:35 (2 years ago)
HaoZipVirtualCDBus.sys 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.

Signed By: Shanghai 2345 Network Technology Co.,Ltd
Status: Valid

The signature on HaoZipVirtualCDBus.sys 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.

%programfiles%\2345soft\haozip
%programfiles%\2345soft

ThreatInfo has observed HaoZipVirtualCDBus.sys 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.

Windows 10 55.0%
Windows 7 25.0%
Windows Server 2008 R2 11.3%
Windows Server 2012 R2 5.0%
Windows Server 2012 1.3%
Windows 8.1 1.3%
Windows Server 2016 0.6%
Windows 8 0.6%

The most common operating system signal for HaoZipVirtualCDBus.sys is Windows 10 with 55.0% 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.

HaoZipVirtualCDBus.sys is identified as pe for 64-bit systems. The subsystem is Native. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Format pe
Architecture 64-bit
Subsystem Native
Entry point 0x00008850
Image base 0x0000000140000000

PE Sections:

Sections 9
Raw data 198656

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 159744 bytes · 80.4% of section data
MD5 301713ad969761b9a4cf36f67e6f5db2
.rdata 21504 bytes · 10.8% of section data
MD5 f19579b866231e9dbae4f7cfb46d8ab7
.data 512 bytes · 0.3% of section data
MD5 3328801581476283cdd22431423ec57a
.pdata 9728 bytes · 4.9% of section data
MD5 7940824ea2edf82d7c0776917900f13d
.CRT 512 bytes · 0.3% of section data
MD5 bf619eac0cdf3f68d496ea9344137e8b
.STL 512 bytes · 0.3% of section data
Uncommon name
MD5 bf619eac0cdf3f68d496ea9344137e8b
INIT 3072 bytes · 1.5% of section data
Uncommon name
MD5 f4e21bdf439d5723502b00377a1a4174
.rsrc 1024 bytes · 0.5% of section data
MD5 3851d57c1ce30029a135993036d0214e
.reloc 2048 bytes · 1.0% of section data
MD5 d838e32b565dbcd9ffbb954b3fcfed51

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.ChinAd

This report identifies HaoZipVirtualCDBus.sys by MD5 f3dd4da69d654df4703884ad72a74b52. 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.

Download GridinSoft Anti-Malware Scan the device and confirm whether this exact hash is present. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with f3dd4da69d654df4703884ad72a74b52.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan and remove the object if the same hash is found. Use the PUP category to compare similar reports.