InstallUtil.exe

Microsoft .NET Framework

ClientConnect LTD

The file belongs to the ClientConnect (Conduit/Perion) platform, a utility that bundles and monetizes search toolbars and browser add-ons. While the file properties state the file is developed by 'Microsoft Corporation', this is not the case and it is designed just to look like a legitimate Microsoft system file. The application InstallUtil.exe, “.NET Framework installation utility” by ClientConnect has been detected as adware by 7 anti-malware scanners. It is also typically executed from the user's temporary directory.
Publisher:
Microsoft Corporation  (signed by ClientConnect LTD)

Product:
Microsoft® .NET Framework

Description:
.NET Framework installation utility

Version:
2.0.50727.5483 (Win7SP1GDR.050727-5400)

MD5:
8e38dd0fac13a7a8f0f3d2fc8f772118

SHA-1:
8d19a19475e0021f17fca0cd4097d69fc5132b16

SHA-256:
740583385449910f16123f5abc872850bd501af6ea30e6a8c33d10f40ad8b6a9

Scanner detections:
7 / 68

Status:
Adware

Explanation:
Part of the Conduit/ClientConnect toolbar/extension distribution.

Analysis date:
10/29/2020 10:05:47 PM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
PUA.Win32.ClientConnect
4.0.3.151118

Dr.Web
Adware.Conduit.283
9.0.1.0322

ESET NOD32
Win32/ClientConnect.A potentially unwanted application
9.7.0.302.0

Quick Heal
PUA.Clientconn.Gen
11.15.14.00

Reason Heuristics
PUP.Conduit.ClientConnect.Installer (M)
15.11.18.8

Trend Micro House Call
Suspicious_GEN.F47V0116
7.2.322

VIPRE Antivirus
Threat.4786236
42940

File size:
34.2 KB (35,040 bytes)

Product version:
2.0.50727.5483

Copyright:
© Microsoft Corporation. All rights reserved.

Original file name:
InstallUtil.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\agent\installutil.exe

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
11/23/2014 7:00:00 PM

Valid to:
11/23/2016 6:59:59 PM

Subject:
CN=ClientConnect LTD, O=ClientConnect LTD, L=Ness Ziona, S=Israel, C=IL

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:
07A465C6BD7A554BCBAC4E39D5889DAF

File PE Metadata
Compilation timestamp:
2/27/2014 4:32:00 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
384:aNU4MotMJb5tbqMHLuFg6ihJSxUCR1rgCPKabK2t0X5P7DZ+LMJWEZWfnYPLJPeN:aNKotMJ2MHEFRJ+pKh

Entry address:
0x587E

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
4.2974

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
16 KB (16,384 bytes)

Remove InstallUtil.exe - Powered by Reason Core Security