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setupytb.exe

and

Andrey Globin

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 Andrey Globin 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:
a management they of  (signed by Andrey Globin)

Product:
and

Version:
5.9.0.0

MD5:
c72452b58405bd7c96fbbe181f977155

SHA-1:
7b6e120ef062d38105491859581f3aaddedfc1a3

SHA-256:
24cfdfb08e83f9c32ac0b15cb77c8d449a3f970a6c167beed242fa5da597f95f

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:
4/20/2024 12:45:01 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick (M)
17.3.1.16

File size:
1.8 MB (1,842,360 bytes)

Product version:
5.9.0.0

Copyright:
Copyright (c) 2014

Original file name:
model

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:
Andrey Globin

Authority:
COMODO CA Limited

Valid from:
9/17/2013 8:00:00 PM

Valid to:
9/18/2014 7:59:59 PM

Subject:
CN=Andrey Globin, O=Andrey Globin, STREET=Gagarina 4, L=Kiev, S=Kiev, PostalCode=02094, C=UA

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

Serial number:
6534084D6A4B724011508EF1B5AD13D6

File PE Metadata
Compilation timestamp:
5/14/2014 10:24:50 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x109DB

Entry point:
E8, 3E, 4A, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 78, 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...
 
[+]

Entropy:
7.9236  (probably packed)

Code size:
103 KB (105,472 bytes)

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

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

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