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setup.exe

OTOpiA SofT

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 OTOpiA SofT 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 download.file8desktop.com.
Publisher:
EJDFF  (signed by OTOpiA SofT)

Product:
EJDFF

Version:
8829.1569.832.5480

MD5:
53e74263f5f757f53222a944312f764e

SHA-1:
fe785b705bef6d1ede46c152ae90cf2e1b469086

SHA-256:
0b05a5da099be23cb3a4871a98159a919ef2014add3bc25b839776290251c5b1

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 also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/22/2025 12:37:37 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.9.6.7

File size:
750.8 KB (768,832 bytes)

Product version:
8829.1569.832.5480

Copyright:
EJDFF

Trademarks:
EJDFF

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
OTOpiA SofT

Authority:
thawte, Inc.

Valid from:
6/7/2015 9:00:00 PM

Valid to:
12/17/2015 9:59:59 PM

Subject:
CN=OTOpiA SofT, O=OTOpiA SofT, L=Dublin, S=Dublin, C=IE

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

Serial number:
59F3BA8BC373971A5F3CE499080892F6

File PE Metadata
Compilation timestamp:
12/5/2009 8:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:9am3W71+0OUKJoMhg3Vdgw/PBg7AAzAr06tyLkVOTcwbiFK3T6gnZlfc8vy4h9:9x48xS7g7AAzN0w+z86A

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/.../1433818967/1433818967?65015943743YWB0MDQ2bDoqLy0xLiZjOCg0Mi8vI2Y4MzItLCJrNiwjXiw9TVBEPkJLImBmZGNqZFs5dGAtLUZnZThVaCJmXGtrNy04JXVgbDop

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