browsecoupon_setup.exe

Andrew Kruzov

The is the installer for the WebPick InstalleRex download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application browsecoupon_setup.exe by Andrew Kruzov 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 WebPick InstalleRex installer. It is also typically executed from the user's temporary directory. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
Andrew Kruzov  (signed and verified)

MD5:
bcfb14327abd03c4b1b93c8902a96edf

SHA-1:
6a5a722e80745e7c1a320dd9088206668103d2ab

SHA-256:
a475093b592d1870272cd1839b28dcd11097a80af33c7e48516ebad8d9cdb4f9

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:
4/24/2024 1:14:48 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick.AndrewKruzov.Bundler (M)
16.1.26.17

File size:
657.1 KB (672,880 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\addons\browsecoupon_setup.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
9/27/2013 2:00:00 AM

Valid to:
9/28/2014 1:59:59 AM

Subject:
CN=Andrew Kruzov, O=Andrew Kruzov, STREET=Savrasova 31, L=Kiev, S=Kiev, PostalCode=03110, C=UA

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

Serial number:
53C0E7306A4ED340CBA044D801891A67

File PE Metadata
Compilation timestamp:
4/16/2014 11:36:39 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
12288:x8mExUjIg1Zr/JWTqL4+C5ru5rj3/T2UZDOPYPG92jKkvVCnmx:xrEmZr/JWTH+HVjPJDOPYPV1Bx

Entry address:
0x1089B

Entry point:
E8, 3E, 4A, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 80, 21, 42, 00, E8, 1F, 21, 00, 00, E8, E0, 07, 00, 00, 0F, B7, F0, 6A, 02, E8, D1, 49, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, 90, 37, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Code size:
102.5 KB (104,960 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

TCP (HTTP):
Connects to c1.stylezip.info  (54.186.255.26:80)

 
http://c1.stylezip.info/?step_id=1&installer_id=53551272&publisher_id=355&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=160653816&external_id=0&session_id=321307632&hardware_id=374858904&installer_file_name=browsecoupon_setup

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