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setup.exe

BEst inSTall TLl

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 BEst inSTall TLl 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 an Internet Explorer cache folder. The file has been seen being downloaded from download.file8desktop.com.
Publisher:
EUEJC  (signed by BEst inSTall TLl)

Product:
EUEJC

Version:
2767.15824.1193.5197

MD5:
7d8d482bd33da330a107981f458335d6

SHA-1:
177f3133c0703bb8e953b6e0208fd6aa98052882

SHA-256:
5906a3cd116e94fd6fa40e86bcce6125a0763612ed02705dbb27abfc6c9886a5

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:
11/5/2024 11:28:16 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.7.28.19

File size:
721.8 KB (739,072 bytes)

Product version:
2767.15824.1193.5197

Copyright:
EUEJC

Trademarks:
EUEJC

File type:
Executable application (Win32 EXE)

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

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\setup.exe

Digital Signature
Signed by:
BEst inSTall TLl

Authority:
thawte, Inc.

Valid from:
6/29/2015 9:00:00 PM

Valid to:
1/27/2016 8:59:59 PM

Subject:
CN=BEst inSTall TLl, O=BEst inSTall TLl, L=Dublin, S=Dublin, C=IE

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

Serial number:
505027BABCC52AD6A1AB7C1CB900B9B9

File PE Metadata
Compilation timestamp:
12/5/2009 7:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:52LdP9vv9FPkten3dNBZLTypG8P+lUw59seRkmkS4Y+UY7yCfxUS0X46ocT2lTEt:ULdP9vv9FcteDBVAd3VY+B7y5X46hy1H

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://download.file8desktop.com/1440455037/.../1440455037?59658763697YlxuMC04am9mNCohZzcuKCssI140KyspMzIeZTcuMDAtIWU3Kx5dKzotLS4vLCwhXCs3KisdXS40JyweXS46JygfXyw3KCkfYGZmXGdcZF84a15ucmodXGdgXWZhXTd0KkgqUCdESUIpSkY7PERIJzMwKUVMP08dYl5maDgxLSBtbGM2LA

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