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setup.exe

OUTBROWSE

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 OUTBROWSE 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 ss1.zedo.com.
Publisher:
OUTBROWSE  (signed and verified)

MD5:
3a6807ec1ee85543bb83410b2160c00f

SHA-1:
faed52ec2a8d08c9ba17b91de375e1b9e0a0b949

SHA-256:
36260935060914d496000a8dd77b68c0231ebe3dd6b2f57cf62a8884427361bd

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:
12/25/2024 12:36:01 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.Bundler (M)
15.6.29.12

File size:
553.7 KB (566,984 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:
OUTBROWSE

Authority:
COMODO CA Limited

Valid from:
4/7/2014 3:00:00 AM

Valid to:
4/8/2015 2:59:59 AM

Subject:
CN=OUTBROWSE, O=OUTBROWSE, STREET=Bialik Number: 143, L=Ramat Gan, S=Israel, PostalCode=5252337, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00A5F03C3A375C11FD6C1C160EE8BFF923

File PE Metadata
Compilation timestamp:
12/6/2009 12:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:UKUnYdbT2wW+c1fFbftgCin2JI6J8bc1YT/AAUHnNimP8p:UKUnY03lgd2J0bqAUP8

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...
 
[+]

Entropy:
7.9760

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.

https://ss1.zedo.com/ads2/c?a=2020424;x=2317;g=77;c=2019000609,2019000609;i=1;n=2019;s=531;1=8;2=24;tg=1406963509;vr=2;m=2;w=2;os=3;ct=1;p=6;h=2360602;f=2692245;b=10;u=-b4mwXhLQni1uSQ@ogxc2A**~032814;z=0.0680314298035618;ainfo=;csv=0;k=[INSERT_CLICK_TRACKER_MACRO]http://network.adsmarket.com/.../jWJsmWecqZiIaGqVX8p6w4iQa5hhoICViWKYlmOhfJyJkGqXY6R8lbdqcJ1fm3s?dp=2020424&dp2=200&dp3=2019000609&dp4=531

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