» microsoftsilverlightupdatesetup.exe
Overview
Analysis
File Details

microsoftsilverlightupdatesetup.exe

Microsoft Silverlight

Download Assistant

This is part of the Air Installer, a download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application microsoftsilverlightupdatesetup.exe by Download Assistant has been detected as adware 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 AirInstaller Download Manager installer. It is also typically executed from the user's temporary directory.

File name:

Publisher:

Download Assistant (signed and verified)

Product:

Microsoft Silverlight

Version:

3.0.0.105

MD5:

9b331bb4ee50f6ea1c4ad7e6c69255d5

SHA-1:

8a6d92eba94b0d5a3226917a9628fc4f113e5233

SHA-256:

0f0e6b521ed2c448d362a44950c2ad41fd0d4f3a9b7cab09439fae22a732ca12

Scanner detections:

1 / 68

Status:

Adware

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:

12/26/2024 2:11:54 PM UTC (today)

Scan engine

Detection

Engine version

Reason Heuristics

PUP.Air Software (M)

17.2.27.0

File size:

1.1 MB (1,104,440 bytes)

Product version:

3.0.0.105

File type:

Executable application (Win32 EXE)

Bundler/Installer:

AirInstaller Download Manager

Common path:

C:\users\{user}\appdata\local\temp\microsoftsilverlightupdatesetup.exe

Digital Signature

Signed by:

Download Assistant

Authority:

Symantec Corporation

Valid from:

6/10/2015 7:00:00 PM

Valid to:

6/10/2016 6:59:59 PM

Subject:

CN=Download Assistant, O=Download Assistant, L=Victoria, S=British Columbia, C=CA

Issuer:

CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:

04A0CF6AE167D0090DFCD45981346775

File PE Metadata

Compilation timestamp:

1/30/2013 8:21:56 AM

OS version:

5.0

OS bitness:

Win32

Subsystem:

Windows GUI

Linker version:

2.25

Entry address:

0x113BC

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, 2C, 00, 41, 00, E8, E8, 51, FF, FF, 33, C0, 55, 68, 9E, 1A, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 5A, 1A, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, 5B, 41, 00, E8, 16, D8, FF, FF, E8, 65, D3, FF, FF, 80, 3D, DC, 2A, 41, 00, 00, 74, 0C, E8, 2B, D9, FF, FF, 33, C0, E8, 80, 32, FF, FF, 8D, 55, EC, 33, C0, E8, E2, A3, FF, FF, 8B, 55, EC, B8, 50, 86... 
[+]

Entropy:

6.9475

Developed / compiled with:

Microsoft Visual C++

Code size:

65.1 KB (66,674 bytes)

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