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pcspeedup.exe

PC Speed Up

Optimal Software s.r.o.

The application pcspeedup.exe by Optimal Software s.r.o 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 Inno Setup installer. The file has been seen being downloaded from www.pcspeedup.com and multiple other hosts.
Publisher:
Speedchecker Limited   (signed by Optimal Software s.r.o.)

Product:
PC Speed Up

Version:
3.8.3.0

MD5:
940b98fe6726fa263d8a56603586fb51

SHA-1:
cc9e67a9f2e1c96ca6bd55c70a721e516abafe4a

SHA-256:
eddeab24ca38a39bb6efb0e12d8991d192118d33bb112ed4da78061b9fae97bb

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/24/2024 1:14:51 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.SpeedChecker.Optional.Installer.Meta (L)
16.6.10.12

File size:
6.3 MB (6,580,288 bytes)

Product version:
3.8.3.0

Copyright:
Copyright © Speedchecker Limited 2009-2014

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\pcspeedup.exe

Digital Signature
Signed by:
Optimal Software s.r.o.

Authority:
COMODO CA Limited

Valid from:
10/29/2014 12:00:00 AM

Valid to:
10/29/2015 11:59:59 PM

Subject:
CN=Optimal Software s.r.o., O=Optimal Software s.r.o., STREET=Jablunkovska 2014/40a, L=Cesky Tesin, S=Cesky Tesin, PostalCode=73701, C=CZ

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
50C21E22FC95CC7EFFB6E44F30CE0384

File PE Metadata
Compilation timestamp:
12/20/2011 2:16:50 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
98304:5kqSLIUyZnxQAENVb72e4UUsXTdNW2CurxpvhDHWh2HzdHpXwnsAeHkxMB3HgMQE:53SEB2AK7UsXTGpC1Whkdpw1AEecU

Entry address:
0x16478

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, B0, 52, 41, 00, E8, AC, 03, FF, FF, 33, C0, 55, 68, 45, 6B, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 01, 6B, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, AB, 41, 00, E8, 4E, EC, FF, FF, E8, F5, E7, FF, FF, 8D, 55, EC, 33, C0, E8, 7F, 84, FF, FF, 8B, 55, EC, B8, AC, D6, 41, 00, E8, E2, E9, FE, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, AC, D6, 41, 00, B2, 01...
 
[+]

Entropy:
7.9954

Developed / compiled with:
Microsoft Visual C++

Code size:
84 KB (86,016 bytes)

The file pcspeedup.exe has been seen being distributed by the following 14 URLs.

http://www.pcspeedup.com/.../download.aspx?k=JMC1152-PX0BBQgRHWp&autocountry=1&affId=aed&keyword=JMC1152-PX0BBQgRHWp&referencedWebsite=tr.pcspeedup.com&language=tr

https://www.wifiprotector.com/.../response.aspx?&requestId=025e5fe27b9e4f85837be23abf6d3c52&encodedInstallerPath=QzpcaW5ldHB1Ylx3d3dyb290XHByenlzcGllc3prb21wdXRlclxkb3dubG9hZHMvcGNzcGVlZHVwLmV4ZQ==&edition=

http://www.pcspeedup.com/.../download.aspx?k=JMC1152-PX0HBQgWHSb&autocountry=1&affId=aed&keyword=JMC1152-PX0HBQgWHSb&referencedWebsite=www.przyspieszkomputer.pl&language=pl

http://j.allfreesoft.net/inst/software/B3111F0C-6578-4C1D-AAF8-A0E80FF66418/.../pcspeedup.exe

http://pcspeedup-7ff.kxcdn.com/.../pcspeedup.exe

http://www.pcspeedup.com/.../download.aspx?k=actionbutton&affId=janusz&keyword=actionbutton&referencedWebsite=www.pcspeedup.co.uk&language=en

http://link.pcspeedup.com/aff_c?offer_id=5&aff_id=1524&url_id=45&source=box_resultado

https://www.wifiprotector.com/.../response.aspx?&requestId=ppi_1938_installer&encodedInstallerPath=QzpcaW5ldHB1Ylx3d3dyb290XHByenlzcGllc3prb21wdXRlclxkb3dubG9hZHMvcGNzcGVlZHVwLmV4ZQ==&edition=

http://www.pcspeedup.com/.../download.aspx

https://www.wifiprotector.com/.../response.aspx?&requestId=5ba2889f7f86480892498545ea4170ea&encodedInstallerPath=QzpcaW5ldHB1Ylx3d3dyb290XHByenlzcGllc3prb21wdXRlclxkb3dubG9hZHMvcGNzcGVlZHVwLmV4ZQ==&edition=

http://www.pcspeedup.com/.../download.aspx?referencedWebsite=www.pcspeedup.hu&language=hu

https://www.wifiprotector.com/.../response.aspx?&requestId=1ad192a6149e44139bfa8c0c5ddcbebf&encodedInstallerPath=QzpcaW5ldHB1Ylx3d3dyb290XHByenlzcGllc3prb21wdXRlclxkb3dubG9hZHMvcGNzcGVlZHVwLmV4ZQ==&edition=

http://www.pcspeedup.com/.../download.aspx?referencedWebsite=www.pcspeedup.com&language=en

http://www.pcspeedup.com/.../download.aspx?k=beforetip4&affId=janusz&keyword=beforetip4&referencedWebsite=www.pcspeedup.co.uk&language=en

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