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bluestacks-thininstaller.exe

Web generic

Blue Century Software co.

The application bluestacks-thininstaller.exe, “Web generic Setup ” by Blue Century Software co 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.byteranchtag.com.
Publisher:
Generic   (signed by Blue Century Software co.)

Product:
Web generic

Description:
Web generic Setup

Version:
5.5.2.0

MD5:
16d799c043b276273ec2d8953fe01f51

SHA-1:
ec18018761043be5b47983317c180139ee7f1692

SHA-256:
d339f0048844a838513049c752feb6f1aedb42a5b35060c86bd9c08d8856469e

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:
10/7/2025 7:09:27 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore (M)
17.1.26.5

File size:
913.7 KB (935,624 bytes)

Product version:
2.2

Copyright:
Installer Software program

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\bluestacks-thininstaller.exe

Digital Signature
Signed by:
Blue Century Software co.

Authority:
GlobalSign nv-sa

Valid from:
5/7/2015 5:10:22 AM

Valid to:
5/7/2016 5:10:22 AM

Subject:
CN=Blue Century Software co., O=Blue Century Software co., L=Beijing, C=CN

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11218B70FAF8847D82A2333F1D5069FEACCC

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 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:
7.9356

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

Code size:
39.5 KB (40,448 bytes)

The file bluestacks-thininstaller.exe has been seen being distributed by the following URL.

http://www.byteranchtag.com/c?x=3OPNTHawsYosNoo9yVAcyCy1cmUiKcvu7VvhvkL3qSU=&c=508Cd3p/Ri6JbfntKhXt biqnIJfMxeyyz9EUNUKEC5jvJVGc0kuGMHvmyzE1TvCvl0X7eFl ZHQWlruQRuP7vuqA1MXPQOpA5WiZcTqWcL9BNwZR9B6CU7DNemDz95A&downloadAs=BlueStacks-ThinInstaller.exe&fallback_url=http://cdn.bluestacks.com/downloads/.../BlueStacks-ThinInstaller.exe

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