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counter-strike.exe

Application

UpdateStar GmbH

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application counter-strike.exe, “Application Setup ” by UpdateStar GmbH 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 installCore installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from www.purefoldercity.com.
Publisher:
Web Program   (signed by UpdateStar GmbH)

Product:
Application

Description:
Application Setup

Version:
2.5.3.3

MD5:
5991e47714edf87d38158b5fe131e7bf

SHA-1:
5330fff701df3c1d0f4d02a6430deb9c37496ced

SHA-256:
15b30a3721f00665e169f88f54622ba466771d0d52573ed69ae7862ad67a2df3

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
5/21/2024 4:00:02 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.7.25.13

File size:
972.1 KB (995,472 bytes)

Product version:
5.6

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
UpdateStar GmbH

Authority:
GlobalSign nv-sa

Valid from:
2/3/2015 1:10:42 PM

Valid to:
2/4/2016 1:10:42 PM

Subject:
CN=UpdateStar GmbH, O=UpdateStar GmbH, L=Berlin, S=Berlin, C=DE

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

Serial number:
112124922D3C2654755777EEC500C21F7151

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:5KuxVFqYD160IJughcpAP+LTNIPOs0ovXCqakNtXXGu:5KuxrTM3hWzBXkXllNtG

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...
 
[+]

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

Code size:
39.5 KB (40,448 bytes)

The file counter-strike.exe has been seen being distributed by the following URL.

http://www.purefoldercity.com/c?x=zdVo1kZXyURtdq8obn1eaKUiEaj3qHtVPx5eCvMu8Dk=&c=rG4NQaZOphvKu2H7fQWdoA92Z8YmJcLh19OyLBMsA6RWzqlZ5DD4SUNm00ya4qAWGzOu47 X XZ4LbO4fAZ9el/3Plb6jHe HDvYOGTT5Lvdds4dW6lE5lBrQH0I6L5M3xzdyJEoIH7U9X7kB40SLw==&downloadAs=counter-strike.exe&fallback_url=http://static.updatestar.net/dl/.../cs16full-v7.exe

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