GridinSoft Threat Intelligence

installhelper.exe threat report

Detected as PUP.Gen File reputation report
MD5 bb1a3a5b2f6d1ffbdfb80cc6a0390a00
Latest seen 2021-01-02 12:27:27 (5 years ago)
First seen 2020-12-09 10:31:19 (5 years ago)
Size 4 MB
Publisher Link64 GmbH
Signed by Link64 GmbH

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as PUP.Gen. 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.Gen
Recommended action
Scan and remove
Last analysis
2021-01-02 12:27:27 (5 years ago)
File hash
bb1a3a5b2f6d1ffbdfb80cc6a0390a00
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as PUP.Gen, 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 2020-12-09 10:31:19 (5 years ago); latest analysis 2021-01-02 12:27:27 (5 years ago).

Publisher context

Company metadata: Link64 GmbH. Product metadata: Video Downloader Ultimate.

Digital signature

Signed by Link64 GmbH. 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.

installhelper.exe is a Windows file recorded in the ThreatInfo database. It is associated with Video Downloader Ultimate. The reported company name is Link64 GmbH. The current detection status is PUP.Gen, based on the latest analysis from 2021-01-02 12:27:27 (5 years ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.

If installhelper.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 PUP.Gen.

Product Name: Video Downloader Ultimate
Company Name: Link64 GmbH
MD5: bb1a3a5b2f6d1ffbdfb80cc6a0390a00
Size: 4 MB
First Published: 2020-12-09 10:31:19 (5 years ago)
Latest Published: 2021-01-02 12:27:27 (5 years ago)
Status: PUP.Gen (on last analysis)
Analysis Date: 2021-01-02 12:27:27 (5 years ago)
installhelper.exe 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: Link64 GmbH
Status: Valid

The signature on installhelper.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.

%commonappdata%\videodownloaderultimatewinapp
%commonappdata%

ThreatInfo has observed installhelper.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.

Windows 10 66.7%
Windows 8.1 33.3%

The most common operating system signal for installhelper.exe is Windows 10 with 66.7% 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.

installhelper.exe 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.

Format pe
Architecture 32-bit
Subsystem Windows GUI
Entry point 0x00005560
Image base 0x00400000

PE Sections:

Sections 5
Raw data 4565504

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

.text 266752 bytes · 5.8% of section data
MD5 e6d9ecc7de8f80eed5cc427659663781
.rdata 81408 bytes · 1.8% of section data
MD5 ebdcb23ce90894fe68057e4e2b6e8b12
.data 5120 bytes · 0.1% of section data
MD5 75bff9a93e543929ca8040386cb48004
.rsrc 4201472 bytes · 92.0% of section data
MD5 49a7ca94ca86d8aab5b3c8ba13fc958e
.reloc 10752 bytes · 0.2% of section data
MD5 30be544700295a616a0ae1e7be6385ee

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.Gen

This report identifies installhelper.exe by MD5 bb1a3a5b2f6d1ffbdfb80cc6a0390a00. 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 bb1a3a5b2f6d1ffbdfb80cc6a0390a00.
  • 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.