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installer_avast.exe

Kefesun

iDEAS SaaS SolutionS 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, “Kefesun Setup ” by iDEAS SaaS SolutionS llc 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 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:
iDEAS SaaS SolutionS llc  (signed and verified)

Product:
Kefesun

Description:
Kefesun Setup

MD5:
8075a0c045bfd04e4da8c9dfb6a9f2ae

SHA-1:
19f6de3346bd0e0e6b617e82aec2dd32d1224afa

SHA-256:
e198ed0bbd087587952d43de3b9dc4ab0b6e745f51021cc50233bd63832f751f

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:
11/24/2024 7:57:09 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
17.3.12.11

File size:
1.1 MB (1,183,040 bytes)

Product version:
5.1

Copyright:
Installer

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:
iDEAS SaaS SolutionS llc

Authority:
thawte, Inc.

Valid from:
6/10/2016 2:00:00 AM

Valid to:
6/11/2017 1:59:59 AM

Subject:
CN=iDEAS SaaS SolutionS llc, OU=IT, O=iDEAS SaaS SolutionS llc, L=WILMINGTON, S=DELAWARE, C=US

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

Serial number:
79D211F28048FF1D5F9AF47B0585960C

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

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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