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Microsoft Silverlight.exe

Microsoft Silverlight

IDC Ventures LLC

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 Microsoft Silverlight.exe by IDC Ventures 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. The file has been seen being downloaded from download.program-assist.com.
Publisher:
Download-Assist  (signed by IDC Ventures LLC)

Product:
Microsoft Silverlight

Version:
3.0.0.70

MD5:
7a49f9be3fdbe8a61edeb6c7cf9294e4

SHA-1:
591b24a1c5e79852eebccfe30d9d373c64bc74e5

SHA-256:
243425cb82ec9f99bcee1644d12a13e00cfd4eb88275d96d5ce70a90d6fc0f75

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:
11/5/2024 10:33:33 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
17.3.16.10

File size:
785.4 KB (804,256 bytes)

Product version:
3.0.0.70

Copyright:
(c) Download-Assist

Original file name:
Microsoft Silverlight.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

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

Digital Signature
Signed by:
IDC Ventures LLC

Authority:
Symantec Corporation

Valid from:
12/25/2014 6:00:00 PM

Valid to:
12/25/2016 5:59:59 PM

Subject:
CN=IDC Ventures LLC, O=IDC Ventures LLC, L=Vermilion, S=Ohio, C=US

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

Serial number:
57A88D08BD785CCB956355DFF2389330

File PE Metadata
Compilation timestamp:
1/26/2015 4:20:26 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x4CE8F

Entry point:
E8, 4E, 1A, 01, 00, E9, 89, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 69, 33, C0, 8A, 44, 24, 08, 84, C0, 75, 16, 81, FA, 80, 00, 00, 00, 72, 0E, 83, 3D, 20, 4F, 4A, 00, 00, 74, 05, E9, B1, 1A, 01, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0, 10, 03, C1, 8B, CA, 83, E2, 03, C1, E9, 02, 74, 06, F3, AB, 85, D2, 74, 0A, 88, 07, 83, C7, 01, 83, EA, 01, 75, F6...
 
[+]

Entropy:
7.1153

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

http://download.program-assist.com/v2/click/b8152820/?d=http://www.installer-assist.com/download/Silverlight.exe&key=76bdd835fed5a01452677be97e82d0bedcc4ca6b676827ec1c66d34701275277&sid=Microsoft Silverlight&uid=Microsoft Silverlight&affiliate_image=http://download-assist.com/admin/.../Silverlight_i.png&product_image=http://download-assist.com/admin/.../Silverlight_p.png&n=Microsoft Silverlight&filename=Microsoft Silverlight

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