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aso3setup_25520_25520_25520.exe

Advanced System Optimizer

Systweak Software

This is part of the Systweak Optimizer program (a registry scrubber utility) that is typically installed through a 'special offer' from a 3rd party download manager. The application aso3setup_25520_25520_25520.exe by Systweak Software 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 file has been seen being downloaded from computeropschonen.com and multiple other hosts.
Publisher:
Systweak Software   (signed by Systweak Software)

Product:
Advanced System Optimizer

Version:
Advanced System Opti

MD5:
4b8c3b1208b4bf9abd767254f08607b1

SHA-1:
243840cf108a109414276787cf9b3206a5f80c71

SHA-256:
4d449fa6796ca2b1fdf0f623b0a96975b21aa01c99fd6a4d9e99489eec932e96

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
While this is not malware, it is typically included with a bundled installation that might have been installed with minimal user consent and may present unwanted warnings and popups.

Analysis date:
11/5/2024 11:09:39 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Systweak.Installer.Meta (L)
16.6.9.22

File size:
14.2 MB (14,916,896 bytes)

Product version:
3.5.1000.14975

Copyright:
Systweak Software

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\downloads\aso3setup_25520_25520_25520.exe

Digital Signature
Signed by:
Systweak Software

Authority:
VeriSign, Inc.

Valid from:
10/12/2012 2:00:00 AM

Valid to:
10/13/2015 1:59:59 AM

Subject:
CN=Systweak Software, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Systweak Software, L=Jaipur, S=Rajasthan, C=IN

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:
59F8D19475E75F9338DF32A94183402F

File PE Metadata
Compilation timestamp:
7/9/2012 3:41:29 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
393216:4Vujd5FPGasxfhGSsQO3ja3BakZiIzqnynwR9:4VujdLPey5LaxamEnywR9

Entry address:
0x16478

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, B8, 52, 41, 00, E8, AC, 03, FF, FF, 33, C0, 55, 68, 45, 6B, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 01, 6B, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, AB, 41, 00, E8, 56, EC, FF, FF, E8, FD, E7, FF, FF, 8D, 55, EC, 33, C0, E8, 7F, 84, FF, FF, 8B, 55, EC, B8, E8, D6, 41, 00, E8, E2, E9, FE, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, E8, D6, 41, 00, B2, 01...
 
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Developed / compiled with:
Microsoft Visual C++

Code size:
84 KB (86,016 bytes)

The file aso3setup_25520_25520_25520.exe has been seen being distributed by the following 2 URLs.

http://computeropschonen.com/download/.../?NL0_{17350f0b-49bc-1424-3549-51972f010970}_8137_2

http://download.setups.s3.amazonaws.com/aso3setup_25520_25520_25520.exe

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