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pclunst.exe

PC Cleaner Pro

PC Cleaner Inc.

The application pclunst.exe by PC Cleaner has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup program which is used to install the application. This is the uninstaller utility registered in the Windows Control Panel for the program PC Cleaners by PC Cleaners. The file has been seen being downloaded from www.pccleaner.com and multiple other hosts.
Publisher:
(c) PC Cleaners Inc  (signed by PC Cleaner Inc.)

Product:
PC Cleaner Pro

Version:
21.0.0.0

MD5:
5a5a5c7a6b9bcd79106021dda45fe69e

SHA-1:
5f8ec9e775707ecb53974ebd62c9d347c87cefbf

SHA-256:
964d69ec05014a071660485ea1563725b8ba589cb40e33e3c879d3d2f412ad51

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/26/2024 10:51:13 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.PCCleaner.cPCClean.Meta (L)
16.6.10.14

File size:
5 MB (5,264,280 bytes)

Product version:
21.0.0.0

Copyright:
(c)2016 PC Cleaners Inc. All rights reserved.

Original file name:
PCInstaller.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\ProgramData\pclunst.exe

Digital Signature
Signed by:
PC Cleaner Inc.

Authority:
Symantec Corporation

Valid from:
8/10/2015 9:00:00 PM

Valid to:
8/10/2016 8:59:59 PM

Subject:
CN=PC Cleaner Inc., O=PC Cleaner Inc., L=Laguna Niguel, S=California, C=US

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
3D4B99D267157B4AE7602BBCE79FE9DE

File PE Metadata
Compilation timestamp:
9/18/2015 3:02:08 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
98304:dR9he584PLeVhmljFooxcpYRWu5fMV+AZuIvVavEl15qmKTPGS4YATi/EtLmltzd:dRXe5AmBdUMG8aGYm5ty8ZssNKqfsU

Entry address:
0x8D2FC0

Entry point:
60, BE, 00, 50, 7D, 00, 8D, BE, 00, C0, C2, FF, 57, EB, 0B, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89, C5, EB, 0B, 01, DB, 75, 07, 8B...
 
[+]

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
5 MB (5,238,784 bytes)

Program Uninstaller
Program name:
PC Cleaners

Display publisher:
PC Cleaners

Uninstall string:
"C:\ProgramData\pclunst.exe" -removeit


The file pclunst.exe has been seen being distributed by the following 2 URLs.

http://www.pccleaner.com/Portuguese.exe

http://www.openfilesnow.com/.../download_PCCleanerPro_pt.php

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