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updatestar.exe

Software Generic

UpdateStar GmbH

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application updatestar.exe, “Software Generic 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. The file has been seen being downloaded from cdn.completebinariespool.com.
Publisher:
Prog internet   (signed by UpdateStar GmbH)

Product:
Software Generic

Description:
Software Generic Setup

Version:
2.4.1.2

MD5:
5304aae3431baafcec9ca831d7dffc8c

SHA-1:
6a7f558ab509fa51dbfa0513370efe19fd55d321

SHA-256:
f44f256d5ea9ec89a99c1a25791f5950463a4efbe1f81871cbad1b62a26aa471

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/26/2024 2:50:11 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.UpdateSt.Installer (M)
16.6.17.6

File size:
863.7 KB (884,416 bytes)

Product version:
3.3

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\updatestar.exe

Digital Signature
Signed by:
UpdateStar GmbH

Authority:
GlobalSign nv-sa

Valid from:
2/3/2015 7:10:42 PM

Valid to:
2/4/2016 7:10:42 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 5:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:ynNcyais2gOKWGpsXpw0JuKz29xjrlRnNyDrI+8BXt8NT3:yNsisFObG6XW0oeEx/oDrI+8Bmj

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:
7.9055

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

Code size:
39.5 KB (40,448 bytes)

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

http://cdn.completebinariespool.com/c?x=beFVlsamabK9zUeiOxdh3xgTLHRPKzNfwTwuPYarJLM=&c=hjLZRyIulxBLIEd7GbF/vpsA/XsZWRMOYK1JoW0/73pYWMOgP5b1XaNhsZ1Y7R1F56u97kR7JtS LZbDZmSsmQW28Zh9KQWcy4zfzvpvBF QO8xdTsc3YkQeEXDZo1y0Jfq8E1dtJpgdhlvGC0HxgQ==&fallback_url=http://static.updatestar.net/dl/.../updatestar/UpdateStar_ENU.msi&downloadAs=updatestar.exe

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