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pc_optimizer.exe

SparksGen Limited

The application pc_optimizer.exe, “PC Optimizer Setup ” by SparksGen Limited 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 setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from www.sensumsoft.com.
Publisher:
PC Optimizer   (signed by SparksGen Limited)

Product:
PC Optimizer

Description:
PC Optimizer Setup

MD5:
bc8298288c8acb893c9cd67c6f73ad2c

SHA-1:
b98035320af00b95311e1b1ffdb3583d1f333228

SHA-256:
1b6f6a997e2b7684ca093d5a6a3bfe4e1f7a73ffe1ba1557935a0e7448af99ba

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
11/5/2024 8:03:47 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.CSH (L)
16.12.21.10

File size:
3.5 MB (3,715,096 bytes)

Product version:
1.0

Copyright:
Copyright © 2015-2015 PC Optimizer

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\pc_optimizer.exe

Digital Signature
Signed by:
SparksGen Limited

Authority:
COMODO CA Limited

Valid from:
9/6/2015 8:00:00 PM

Valid to:
9/6/2017 7:59:59 PM

Subject:
CN=SparksGen Limited, O=SparksGen Limited, STREET=89 Urquhart Road, L=Aberdeen, S=Aberdeenshire, PostalCode=AB25 1BU, C=GB

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

Serial number:
533363EBA686E30282278C1492030BAA

File PE Metadata
Compilation timestamp:
6/19/1992 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.9765

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

The file pc_optimizer.exe has been seen being distributed by the following URL.

http://www.sensumsoft.com/Downloads/.../pc_optimizer.exe

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