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extie_setup.exe

Anton Kulichenko

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 extie_setup.exe by Anton Kulichenko 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:
Anton Kulichenko  (signed and verified)

MD5:
f2d0c447cdbf1a4f737aa770009cc1b2

SHA-1:
ab909d4733d1e37fbd4744768af040e9d7a0999f

SHA-256:
ef7f0236621111cd848f262e524eaa8924b572621779b2e28f6e92ca842a752b

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 3:26:52 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick.AntonKulichenko.Bundler (M)
16.1.18.0

File size:
1.5 MB (1,538,776 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex

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

Digital Signature
Signed by:
Anton Kulichenko

Authority:
COMODO CA Limited

Valid from:
12/3/2013 1:00:00 AM

Valid to:
12/4/2014 12:59:59 AM

Subject:
CN=Anton Kulichenko, O=Anton Kulichenko, STREET=Engineering 7, L=Kiev, S=Kiev, PostalCode=01013, C=UA

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

Serial number:
00E406368A873FE17B8962DA09A05F7B2E

File PE Metadata
Compilation timestamp:
3/3/2014 1:27:10 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:goiZSJxhklWON5recBj+ej7nQLsPV1GkjfSSYPQViDgeH:EZAxhsWOr6cBznHrOrgeH

Entry address:
0x10BAB

Entry point:
E8, BE, 4A, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 88, 21, 42, 00, E8, 9F, 21, 00, 00, E8, E0, 07, 00, 00, 0F, B7, F0, 6A, 02, E8, 51, 4A, 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, 10, 38, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Code size:
103.5 KB (105,984 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=48991182&publisher_id=899&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=146973546&external_id=0&session_id=293947092&hardware_id=342938274&installer_file_name=extie_setup

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