4d9110c4d41342d1e63e2a8ebb4c3f8d.exe

Click Yes

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application 4d9110c4d41342d1e63e2a8ebb4c3f8d.exe by Click Yes 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. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from getr.file8desktop.com.
Publisher:
CUSDU  (signed by Click Yes)

Product:
CUSDU

Version:
2471.15721.642.2464

MD5:
dc1587a8544ffcdc89dec5283e951cbc

SHA-1:
991ba2a2fd04f0b050314b801d2862421ec0a681

SHA-256:
3e54c91c53f50a2dc62c59effb258773cdbb9f1a043cd56a575bb3579460552b

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:
8/3/2025 5:44:30 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.ClickYes.Bundler (M)
16.6.21.0

File size:
645.6 KB (661,128 bytes)

Product version:
2471.15721.642.2464

Copyright:
CUSDU

Trademarks:
CUSDU

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\4d9110c4d41342d1e63e2a8ebb4c3f8d.exe

Digital Signature
Signed by:

Authority:
GlobalSign nv-sa

Valid from:
1/4/2015 9:58:22 AM

Valid to:
10/22/2015 1:00:12 PM

Subject:
CN=Click Yes, O=Click Yes, L=Dublin, C=IE

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121276DF31F86B383F60209F1B136866206

File PE Metadata
Compilation timestamp:
12/5/2009 11:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:tbF/EjBWlfxVlyfOJYlPrdq7ZQPSJoB/BixPWZGsvSuoS6t/fc8vy4h1:tZG+XmcYlPCZQPSqB/YPWZtqDZtM868

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9721

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file 4d9110c4d41342d1e63e2a8ebb4c3f8d.exe has been seen being distributed by the following URL.

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