installation.exe

Setup

BeSt ApP

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application installation.exe by BeSt ApP 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 file has been seen being downloaded from get.0119a.info.
Publisher:
BeSt ApP  (signed and verified)

Product:
Setup

Version:
1.9.3.0

MD5:
a400a438c5ca282e16fd43d5e2af3a3f

SHA-1:
e8b4a60a98f0e0c0c06eac8926d82be98e864f97

SHA-256:
c9c034cc474af630f1681333cb0d014324f663caa23eb276a205d9c8c81ff4da

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:
12/26/2024 12:56:08 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.9.14.7

File size:
1.1 MB (1,146,632 bytes)

Product version:
1.9.3.0

Copyright:
Setup

Original file name:
Ionic.Zip-2015Feb28-114652-0912a1c2-e48d-4e87-ab8d-de7e96504724.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou

Language:
Language Neutral

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

Digital Signature
Signed by:

Authority:
thawte, Inc.

Valid from:
2/25/2015 7:00:00 PM

Valid to:
12/17/2015 6:59:59 PM

Subject:
CN=BeSt ApP, O=BeSt ApP, L=Dublin, S=Dublin, C=IE

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

Serial number:
4C8CCF579A4E087BC3489B650E55C58F

File PE Metadata
Compilation timestamp:
2/28/2015 6:46:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
24576:KbSaE4mvt/pxPPE+3a0hljem8FgkmgFhfqS/:KbSv4mvPxnFq0hRQFgkmOfL/

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:
7.5743

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

Code size:
464 KB (475,136 bytes)

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

http://get.0119a.info/.../1425123340/1425123340?75642437282YGBuLjI7bTYvKy4qLiBgOy4xLzcxJGU4LDAuMDAfbDUuH18rOS8icDZLOlE7Z29hJF9pYmFjZ104Ll00YGNfYCorX2EsMyswLiwyJWAuMy0pMDMvLmQuMC1dXTFjImZcbWY7LiF0ZW45Lx9hZDtgYG4uMw

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