GridinSoft Threat Intelligence

ccleaner.exe threat report

Detected as Hijack.Explorer File reputation report
MD5 a1865b4b23b8c5e2f71661c6a67f85d5
Latest seen 2021-01-09 19:39:54 (5 years ago)
First seen 2020-11-20 14:53:52 (5 years ago)
Size 30 MB
Product CCleaner

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Hijack.Explorer. 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
Hijack.Explorer
Recommended action
Scan and remove
Last analysis
2021-01-09 19:39:54 (5 years ago)
File hash
a1865b4b23b8c5e2f71661c6a67f85d5
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Hijack.Explorer, part of the Hijack threat category.

Category context

Browser, shortcut, proxy, or system-setting changes that redirect user activity. Related Hijack reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2020-11-20 14:53:52 (5 years ago); latest analysis 2021-01-09 19:39:54 (5 years ago).

Publisher context

Company metadata: Piriform Software Ltd. Product metadata: CCleaner.

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 Hijack category for related samples and common context.

ccleaner.exe is a Windows file recorded in the ThreatInfo database. It is associated with CCleaner. The reported company name is Piriform Software Ltd. The current detection status is Hijack.Explorer, based on the latest analysis from 2021-01-09 19:39:54 (5 years ago). ThreatInfo groups this verdict with Hijack reports for broader family-level investigation.

If ccleaner.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 Hijack.Explorer.

Product Name: CCleaner
Company Name: Piriform Software Ltd
MD5: a1865b4b23b8c5e2f71661c6a67f85d5
Size: 30 MB
First Published: 2020-11-20 14:53:52 (5 years ago)
Latest Published: 2021-01-09 19:39:54 (5 years ago)
Status: Hijack.Explorer (on last analysis)
Analysis Date: 2021-01-09 19:39:54 (5 years ago)
ccleaner.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.

%programfiles%

ThreatInfo has observed ccleaner.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 44.4%
Windows 8.1 33.3%
Windows 7 22.2%

The most common operating system signal for ccleaner.exe is Windows 10 with 44.4% 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.

ccleaner.exe 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.

Format pe
Architecture 64-bit
Subsystem Windows GUI
Entry point 0x001c7110
Image base 0x0000000140000000

PE Sections:

Sections 8
Raw data 32264704

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

.text 18774016 bytes · 58.2% of section data
Large raw data
MD5 ba48a446702d153805521394b857fbdd
.rdata 5416960 bytes · 16.8% of section data
Large raw data
MD5 b565b4029c567006d064652201300833
.data 1048576 bytes · 3.2% of section data
MD5 f0de87639d66cdce5f301b5e88d13204
.pdata 730112 bytes · 2.3% of section data
MD5 c97435c31e17849d986bd1dc0fb5df14
.didat 1024 bytes · 0.0% of section data
Uncommon name
MD5 46e0b6b069d7fc1a0450609672c99eac
_RDATA 512 bytes · 0.0% of section data
Uncommon name
MD5 60eeca3cb1ca79f0d6bb7d082f10399f
.rsrc 6063104 bytes · 18.8% of section data
Large raw data
MD5 6af2d5d3672f6817cc3c6f8d75344de6
.reloc 230400 bytes · 0.7% of section data
MD5 09c66b53c0dab45263c96b3f87878b3c

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 Hijack.Explorer

This report identifies ccleaner.exe by MD5 a1865b4b23b8c5e2f71661c6a67f85d5. It is part of the Hijack 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 a1865b4b23b8c5e2f71661c6a67f85d5.
  • 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 Hijack category to compare similar reports.