setup.exe

Setup

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 get.down1012.org.
Publisher:
otOPia SoFT  (signed and verified)

Product:
Setup

Version:
1.9.3.0

MD5:
6b513a171f76182ec8dd61da08f59b40

SHA-1:
bb86e5d7831576693f977d571c2a0ae2b47caf5c

SHA-256:
f46238f42a869596ca1a69196cfae40e67a8d5872943d4b34169d11072d56bd8

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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
12/26/2024 3:40:14 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.otOPiaSoFT.Bundler (M)
16.1.18.19

File size:
1.1 MB (1,146,616 bytes)

Product version:
1.9.3.0

Copyright:
Setup

Original file name:
Ionic.Zip-2015Mar08-050234-5cebe8c0-2be2-4cb0-af42-88e1b5e0a681.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou

Language:
Language Neutral

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

Digital Signature
Signed by:

Authority:
thawte, Inc.

Valid from:
2/28/2015 7:00:00 PM

Valid to:
12/17/2015 6:59:59 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:
7A8FBC9DED56DF374C520D7A6ED7F531

File PE Metadata
Compilation timestamp:
3/8/2015 1:02:34 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:TMiy4IadS4ms5I6e66fEheKhSsw4rOrgnDfPic4vvK19OM0rkmXmOjkLkyGr+a1u:TbSaE4mvt/rjrmz4XK1gNkePKTKMTr

Entry address:
0x75F3E

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
7.5745

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
464 KB (475,136 bytes)

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

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