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setup_pctum.exe

CompuClever Systems Inc. PC TuneUp Maestro

CompuClever Systems Inc.

The application setup_pctum.exe by CompuClever Systems has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from www.pcperformanceclinic.com and multiple other hosts.
Publisher:
CompuClever Systems Inc.  (signed and verified)

Product:
CompuClever Systems Inc. PC TuneUp Maestro

Version:
6.3.3.286

MD5:
b7e03938ec9083b370e75a4936f9445c

SHA-1:
c5f0e976c2619e8a767752625ddc620d3885fa2c

SHA-256:
242b5c90c0a9cb1b9a15400274de5acd60a6b684b9208c56e22802bd01e9df41

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/5/2024 9:32:09 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.CompuClever.Installer.Meta (L)
16.6.10.11

File size:
5.5 MB (5,731,608 bytes)

Product version:
6.3.3.286

Copyright:
CompuClever Systems Inc.

Original file name:
pctuneupmaestro_setup.exe

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\setup_pctum.exe

Digital Signature
Signed by:
CompuClever Systems Inc.

Authority:
VeriSign, Inc.

Valid from:
10/13/2014 8:00:00 PM

Valid to:
12/12/2017 6:59:59 PM

Subject:
CN=CompuClever Systems Inc., O=CompuClever Systems Inc., L=Victoria, S=British Columbia, C=CA

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
5BF5A0B681EC26D995F505D6E328D885

File PE Metadata
Compilation timestamp:
10/7/2014 12:40:17 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:aWpb5UX4+lxvq7fY2dIGf764O8EWTS38/U6+iIqnEPpmlrVatHXw87/K+h7iPQ:aObPIi7f/5XEW22+iIHPpQBat3//dqQ

Entry address:
0x3217

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 89, 5C, 24, 20, C6, 44, 24, 14, 20, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 8C, 72, 40, 00, 6A, 09, A3, B8, 37, 42, 00, E8, C0, 2D, 00, 00, A3, 04, 37, 42, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, B8, EC, 41, 00, FF, 15, 64, 71, 40, 00, 68, E4, 91, 40, 00, 68, 00, 2F, 42, 00, E8, 6A, 2A, 00, 00, FF, 15, B0, 70, 40, 00, BD, 00, 90, 42, 00, 50, 55, E8, 58, 2A...
 
[+]

Entropy:
7.9972

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file setup_pctum.exe has been seen being distributed by the following 19 URLs.

http://www.pcperformanceclinic.com/.../downloadregcure.php?source=System32-article

http://www.pcerrorsupport.net/.../download.php

http://www.wherearemyfavorites.com/shared/.../download.php

http://www.compuclever.com/products/pc-tuneup-maestro/download/.../pctuneupmaestro_installer_53_.exe

http://dl10.compuclever.com/pctuneupmaestro_installer_50_.exe

http://www.diagcab.com/shared/.../download.php

http://www.compuclever.com/products/pc-tuneup-maestro/download/.../

http://dl10.compuclever.com/pctuneupmaestro_installer_53_.exe

http://www.repair-activex.com/shared/.../download.php

http://www.compuclever.com/products/pc-tuneup-maestro/download/.../pctuneupmaestro_installer_54_.exe

http://www.compuclever.com/products/pc-tuneup-maestro/download/.../pctuneupmaestro_installer_50_.exe

http://dl10.compuclever.com/pctuneupmaestro_installer_69_.exe

http://www.compuclever.com/products/pc-tuneup-maestro/download/.../pctuneupmaestro_installer_69_.exe

http://dl10.compuclever.com/pctuneupmaestro_setup.exe

http://www.pcperformanceclinic.com/.../downloadpctuneupmaestro.php

http://www.windowsinstallerrepair.com/shared/.../download.php

http://www.internet-explorer-repair.com/shared/.../download.php

http://www.restoremyfavorites.com/shared/.../download.php

http://www.compuclever.com/products/pc-tuneup-maestro/lp/.../

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