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setupytb.exe

RAID emphasized

Eran Vaterfeld

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 setupytb.exe by Eran Vaterfeld 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. The file has been seen being downloaded from getusaaall.info. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
is in as  (signed by Eran Vaterfeld)

Product:
RAID emphasized

Version:
2.0.0.0

MD5:
5a879b3e7f52a190816ca3c8321333d1

SHA-1:
c1fb0f5004e6305a09201e62fa7b5e95525c5672

SHA-256:
60cc171d0ffbdb95b19f14273db5d392b6f61e3654ea51583fb7f8691ad6ccda

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:
11/5/2024 1:37:31 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick.EranVate.Bundler (M)
16.6.17.7

File size:
1.8 MB (1,873,960 bytes)

Product version:
2.0.0.0

Copyright:
Copyright (c) 2014

Original file name:
of

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex

Language:
English (United Kingdom)

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

Digital Signature
Signed by:
Eran Vaterfeld

Authority:
COMODO CA Limited

Valid from:
7/9/2013 5:00:00 PM

Valid to:
7/10/2014 4:59:59 PM

Subject:
CN=Eran Vaterfeld, O=Eran Vaterfeld, STREET=Shtruk 15, L=Tel Aviv, S=Tel Aviv, PostalCode=64042, C=IL

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

Serial number:
00CF0201F072612C73F4F11FE23420B802

File PE Metadata
Compilation timestamp:
7/4/2014 9:17:33 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
49152:q4yTp1o2CTlfCAStxtOMnZ1xyUeRNqEu8M57dk0qsqEB:qYlfOtaskRNqgMt61A

Entry address:
0x181EB

Entry point:
E8, 97, 7C, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, A8, DE, 42, 00, E8, 6F, 0D, 00, 00, E8, A2, 03, 00, 00, 0F, B7, F0, 6A, 02, E8, 2A, 7C, 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, E3, 44, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
7.9063  (probably packed)

Code size:
138.5 KB (141,824 bytes)

The file setupytb.exe has been seen being distributed by the following URL.

http://getusaaall.info/?e=ytr&dd=19&unp=Azm9CdOLv7DVDyxECyFPg7x9Ae0KBfUKAe4MBG0VWznLDe4PBNq9geFI&publisher=2354&country=PH&prv=Adblocker&ind=6571069470758648972&exid=0&ssd=6447317300144981026&hid=7081023830348017937&osid=601&channel=0&sfx=1&jc=1&utid=3&category_name=YoutubeAdblocker&install_date=20130705

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=210352098&publisher_id=103&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=631056294&external_id=0&session_id=1262112588&hardware_id=1472464686&installer_file_name=setupytb

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