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setup.exe

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 setup.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. The file has been seen being downloaded from dl.downloaddesktop2.com.
Publisher:
LGVNS  (signed by yES APPs)

Product:
LGVNS

Version:
6533.15531.857.6134

MD5:
ba62e7c966f5caa03f8600bcc2e9552b

SHA-1:
e7f28434c5364e6348e44a2b238fa169b04a598a

SHA-256:
cebed09c52e5a8adcd18cc9a5789eb2facc0bb1604b3fdd9d540a1357a246104

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:
1/24/2025 12:12:42 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.11.9.0

File size:
745.7 KB (763,632 bytes)

Product version:
6533.15531.857.6134

Copyright:
LGVNS

Trademarks:
LGVNS

File type:
Executable application (Win32 EXE)

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

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

Digital Signature
Signed by:
yES APPs

Authority:
thawte, Inc.

Valid from:
5/28/2015 4:00:00 AM

Valid to:
12/18/2015 3:59:59 AM

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:
265DC0408CF3B52DFB1D83A636C6D864

File PE Metadata
Compilation timestamp:
12/6/2009 2:52:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:ojxXOCMULbm6hQbS822oiiI8JID6sjLqnBlhxssCUExCkYkBSmMCKCTrkRG4r/Ox:ojJOjUHm6hm9snhQTYkBTM7CERG4B86

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...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://dl.downloaddesktop2.com/.../1433082635/1433082635?30064766719ZGV0LC04ajcqMic0MyZeOSsuMjA2HWk9My0uLiBoNi8dYTE9SFFGPD9LJVppaWNlZV03UXAwJ2J5Ni1rOyBjXG5lOjYmdGVpNyo

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