pcspeedboost-setup.exe

PCSpeedBoost-Setup

Boost Software Inc

The application pcspeedboost-setup.exe, “PCSpeedBoost Stub Installer ” by Boost Software Inc 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 cjsab.com.
Publisher:
BoostSoftware Inc.   (signed by Boost Software Inc)

Product:
PCSpeedBoost-Setup

Description:
PCSpeedBoost Stub Installer

Version:
1.1.0.21

MD5:
2615f8bc6a2421154f4cc6e0ef7a53f6

SHA-1:
52f0f970730ddeeeee17682a10c7d4f15d6409cf

SHA-256:
14d1be709a174bcd15e0eea25a1377cc2a46df5949456124a20b680c960d134c

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:
4/26/2024 12:57:49 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.CSH (L)
17.3.14.20

File size:
2.8 MB (2,911,632 bytes)

Product version:
1.1.0.21

Copyright:
Copyright BoostSoftware Inc.

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\pcspeedboost-setup.exe

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
3/12/2013 8:00:00 PM

Valid to:
4/11/2016 7:59:59 PM

Subject:
CN=Boost Software Inc, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Boost Software Inc, L=Boston, S=Massachusetts, C=US

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:
747D07834340AFF7F43E2259B7F02CBC

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:
7.9847

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

Code size:
39.5 KB (40,448 bytes)

The file pcspeedboost-setup.exe has been seen being distributed by the following URL.

http://cjsab.com/?a=314029&c=1272966&m=32&s1=pcspeedbooster

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