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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. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from get.0143i.info.
Publisher:
MQZLS  (signed by OtopiA sOfT)

Product:
MQZLS

Version:
7649.151113.837.3539

MD5:
eb7d1664977b652c930bdaf0494f1fb4

SHA-1:
d3ea466c8d1717cd5814e09cca14cd4e57fb0990

SHA-256:
6750d1189c4e00bee05c1eafef2b1a13faf5410b676ec3e17353b19738c93784

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:
2/25/2025 12:33:28 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.OtopiAsOfT.Bundler (M)
16.3.1.17

File size:
343.4 KB (351,688 bytes)

Product version:
7649.151113.837.3539

Copyright:
MQZLS

Trademarks:
MQZLS

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
OtopiA sOfT

Authority:
thawte, Inc.

Valid from:
11/10/2015 2:00:00 AM

Valid to:
12/18/2015 1:59:59 AM

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:
0964407DA783487439208B0A71ED6E38

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:+FJ0BGCJ9EIuwGS7A+C7G0Vk27Klg56dnh:TphfQ37Km5oh

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://get.0143i.info/14474411830/14474411831/syedrjq8pf/14474411839/144744118316/144744118325/144744118336/144744118349/144744118364/dor3y/1447441183100/.../?97819220270Xl5sMDA9bnJqNjEdaTUyJzAwJmI2MicrMTYdaj=sxNDI&0HWc1Lx1iLz0vKjAnKh5jKTsrMSRdMzQmKSVbMjstLx9kLDYlMB1kZ2x=jZ2&FkXjVyXHJzcCRcbGBcY2hbO3VCMC9UPSpOVDw2RzIwQU8nSjpOOERMTyR=mc&mRrNS8dZ2FvbDYzJx9ocWM7=LyZhaG40Kh5zajsvNDIwNCsqKTcqJGV0O2Blayox

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