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ytbmk_setup.exe

Pavel KRASNOV

This installer (utilizes the InstalleRex from WebPick) is designed to bundle additional software offerings such as adware and malware, mostly web browser extensions in the download manager, with minimal user consent. In most cases the setup process will install a browser extension for IE, Chrome and Firefox by default. The application ytbmk_setup.exe by Pavel KRASNOV 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.
Publisher:
Pavel KRASNOV  (signed and verified)

MD5:
0474d9f8819eef26e85a4ef183c8b122

SHA-1:
08db1de771b251dc4604d13a96406219d0928bf6

SHA-256:
036f85ea2d406ec0a7211d6214469b926b114c4590ae8a9bdf1e571fc2af339a

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Bundles additional adware offers in the installer/setup process.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
11/23/2024 4:42:30 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick (M)
17.3.14.2

File size:
637.1 KB (652,384 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex

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

Digital Signature
Signed by:
Pavel KRASNOV

Authority:
Unizeto Technologies S.A.

Valid from:
1/17/2014 3:46:29 AM

Valid to:
1/17/2015 3:46:29 AM

Subject:
E=pavel0125@hotmail.com, CN="Open Source Developer, Pavel KRASNOV", O=Pavel KRASNOV, C=RU

Issuer:
CN=Certum Level III CA, OU=Certum Certification Authority, O=Unizeto Technologies S.A., C=PL

Serial number:
145B82E22CCF1D1A2268198D76B51075

File PE Metadata
Compilation timestamp:
2/13/2014 7:45:59 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x1055B

Entry point:
E8, 7E, 49, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 70, 11, 42, 00, E8, 5F, 20, 00, 00, E8, E0, 07, 00, 00, 0F, B7, F0, 6A, 02, E8, 11, 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, D0, 36, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Code size:
96.5 KB (98,816 bytes)

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

TCP (HTTP):
Connects to i1.stylefun.info  (198.7.61.118:80)

TCP (HTTP):
Connects to dl.softservers.net  (184.154.145.171:80)

TCP (HTTP):
Connects to c1.getapplicationmy.info  (54.201.215.30:80)

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