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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 ads.adk2.com.
Publisher:
OUTBROWSE  (signed and verified)

MD5:
37fc4e6a214a11d829b08ebba22c4756

SHA-1:
7c3dab4a159e8cd053599d8d7673331a2210175e

SHA-256:
0eb4e4f264bfe69b67adc884e81ee0cb40317348aa8096e3fc5fe958fb1bfc14

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:
4/23/2024 10:46:13 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.Bundler (M)
16.6.13.0

File size:
975 KB (998,424 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 2:00:00 AM

Valid to:
4/8/2015 1:59:59 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:
12/5/2009 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:P2heA/Lz7PFVke3dv6FfajLAf0DmKbfKy5mZr:+heA/LPPFVk0vy6EcDLyyEZr

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.

http://ads.adk2.com/event/click/0/L0noKHtF4FLRGcTyQjjHj5DxKfT7P0ub8AIT5N7FhKYbhOiaaamWMMvnyUkxBPOQK3--5TJFH2f8xEIa3xwUhkzr1YFYm7b_gxM1JoZ2G1T32TtzAVzffWhcle4sKql-JsOEVbDdLNlacEDYkGMnbz5zjp3tY6STZylcL-CULk-S0rABOLLqZuDvOKwwtVsDweZlLivJkaJb4WIaYvJIbXZsmGMTs8oVee2neHRvE8ML28WMa0yimJxj7IGBSNXFeJkp3WU_ubOVnVz85_RGqHxT_7wueHy0PWU93aycoF4RApCbB2XLHmQBoc3RQSjFmhQaMNMVmKDiSftzH3dqfgsgecjYPLaani6xHD2p0yklOBZkO56wcp5FYSAQjtw/.../

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