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installer_avast.exe

Internet

CPC Net Advertising LLC

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application installer_avast.exe, “Internet Setup ” by CPC Net Advertising 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. With this installer, users are expecting to download the free AVAST Antivirus but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
Program Internet application   (signed by CPC Net Advertising LLC)

Product:
Internet

Description:
Internet Setup

Version:
4.3.4.8

MD5:
6e5848a440cf285695e9aa6fe2f80193

SHA-1:
eebab3a505ef70f86f0cb04834f4d6b94c83482c

SHA-256:
e36a8dfa13c607cae7cb7743dc0ed4c1db1bc89e95c2786dd06ccac862e6365d

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 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:
5/2/2024 5:44:50 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.7.26.2

File size:
690.8 KB (707,376 bytes)

Product version:
5.8

Copyright:
Internet Software App

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
CPC Net Advertising LLC

Authority:
thawte, Inc.

Valid from:
3/18/2015 1:00:00 AM

Valid to:
3/18/2016 12:59:59 AM

Subject:
CN=CPC Net Advertising LLC, OU=IT, O=CPC Net Advertising LLC, L=WILMINGTON, S=DELAWARE, C=US

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
39C465900E327E4A59E1DBB63C723CEF

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:0e/GbVrCTRiDijlm7+5bzvtW2OilJ2/xp+OpiJ2XB54qQINl4FVbc2G9LGxhxYzX:0e/edris7+dhWI2/OO8JqdNKI2GBYPA

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...
 
[+]

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

Code size:
39.5 KB (40,448 bytes)

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