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antivirus avast.exe

Setup

Safe install OPt

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application antivirus avast.exe by Safe install OPt 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 OutBrowse Revenyou installer. The installer is marketed through download protals and search ads as the free AVAST Antivirus but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Safe install OPt  (signed and verified)

Product:
Setup

Version:
1.9.3.0

MD5:
393f392bf9fdba778ab0d02d8372eb7e

SHA-1:
7e587479bf5ed83a5c005920d017e4482d6dddf7

SHA-256:
35bf4bb91b5a0472e9f8cc9ef4b56b7ab57870b1c67b85fe8bc818f36e66447e

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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/2/2024 7:16:59 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.11.7.6

File size:
1.1 MB (1,129,328 bytes)

Product version:
1.9.3.0

Copyright:
Setup

Original file name:
Ionic.Zip-2015Feb26-054041-701dcee3-f70e-4104-9579-d34fedf00535.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou

Language:
Language Neutral

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

Digital Signature
Signed by:
Safe install OPt

Authority:
thawte, Inc.

Valid from:
2/18/2015 7:00:00 PM

Valid to:
1/27/2016 6:59:59 PM

Subject:
CN=Safe install OPt, O=Safe install OPt, L=Dublin, S=Dublin, C=IE

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

Serial number:
2486A832055DF75449FCA35C77F9E6C1

File PE Metadata
Compilation timestamp:
2/26/2015 12:40:41 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:WMiy4IadS4ms5I6e66fEheKh3sqFcqn9RXXPBGIdVpwuJqMrxEZtPs281BYzyPAJ:WbSaE4mvt/uTvntTVi2xIU/Y2AOC39

Entry address:
0x75F3E

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:
7.5648

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

Code size:
464 KB (475,136 bytes)

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