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 get1.ddlmedia.info.
Publisher:
OTOPIA Soft  (signed and verified)

MD5:
c959b9e76f7686ca3df461d5b0555b55

SHA-1:
88e1138f4d5bf72273109d3d053311a1eba4118a

SHA-256:
c75826563351c2f958f44e8a8bd52b10e059cfac9d40e8f00120377945ab2549

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:
12/24/2024 1:38:25 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.7.30.15

File size:
578.1 KB (592,008 bytes)

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:

Authority:
thawte, Inc.

Valid from:
1/11/2015 4:00:00 PM

Valid to:
12/17/2015 3:59:59 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:
5C6255EF06ABD52BAB899FE81CAE0E44

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:LLz1dKykSzoBRSW8DKB55sENFk6r6OyK+kRAb2wnOibKCr+7RPq5rdR:LPIS8RSWOKGENi6ryHkRrau8+7gj

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, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 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.

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