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yahoo! messenger.exe

Setup

YEs APps

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application yahoo! messenger.exe by YEs APps 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.
Publisher:
YEs APps  (signed and verified)

Product:
Setup

Version:
1.9.3.0

MD5:
85ce821cff52ec136e64ea4a299087ca

SHA-1:
ca2a2815cb97e8fa60863c752956c00a39bb0fde

SHA-256:
b99c4d947f6814eb9cfa7a41c5bcfcf06992dd99814fa1f8b35b3b27a39bcc74

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
2/25/2025 3:10:54 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.11.17.3

File size:
1.1 MB (1,152,152 bytes)

Product version:
1.9.3.0

Copyright:
Setup

Original file name:
Ionic.Zip-2015Mar16-053336-12d7ec42-57e1-491d-a389-24625715aed8.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\yahoo! messenger.exe

Digital Signature
Signed by:
YEs APps

Authority:
thawte, Inc.

Valid from:
3/9/2015 8:00:00 PM

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

Subject:
CN=YEs APps, O=YEs APps, L=Dublin, S=Dublin, C=IE

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

Serial number:
6898C3769A07D83FC360260C286BE7D9

File PE Metadata
Compilation timestamp:
3/16/2015 1:33:36 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
24576:dbSaE4mvt/TjtCb9C+RnElvQoyrG0PYMf8:dbSv4mvJjy9HEGo4GJ

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:
7.5780

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

Code size:
464 KB (475,136 bytes)

Remove yahoo! messenger.exe - Powered by Reason Core Security
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