adobe_flash_setup.exe

Web Installer

OOO Creo Advert

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application adobe_flash_setup.exe, “Web Installer Setup ” by OOO Creo Advert 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 installCore installer. The file has been seen being downloaded from check24.newcheck4updates.net.
Publisher:
Internet   (signed by OOO Creo Advert)

Product:
Web Installer

Description:
Web Installer Setup

MD5:
7f13f451dae683f1b123576e49bf59f3

SHA-1:
a6bf9e21dc056035e11624a70801607c55714783

SHA-256:
64a6b3769423be2075fb08c86a0ff659e956e1028f187b95228238e584685fb2

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:
4/17/2025 2:14:17 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
17.3.15.23

File size:
780.7 KB (799,448 bytes)

Product version:
2.1.7

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\adobe_flash_setup.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
1/22/2015 10:00:00 PM

Valid to:
1/23/2016 9:59:59 PM

Subject:
CN=OOO Creo Advert, O=OOO Creo Advert, STREET=Prospect Volgogradskii 2, L=Moscow, S=Moscow, PostalCode=109316, C=RU

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

Serial number:
5CA28C3040B50169C6EFFE7AD594035D

File PE Metadata
Compilation timestamp:
6/19/1992 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

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

http://check24.newcheck4updates.net/dl.php?conversion_id=14314410540966&app_id=4&lp_id=945&v=ico&stub_id=231&v_id=FQGd3iQj2edZtF8PZoKd_UM7ykpizap07QUPi4YuIPQ.&pcl=cwUcNQhsfOlznJDr4SW5vQAQ2WO1nGsa0EtSF2BFIMI.&CLICK_ID=3YumOd9GbPgfkNeIlFnqRpkWNW8QNqDVHRdPMVH-2jpfs7xlUyzTNDFVfugRkYfbUexadO0fFLhKmD7Kxh07g-KPeB9VKJE4RyWP6t7-4hnrwVy05Yysw2ke7gHMqR_YpNhLDz7KKBRBF2C2WqzXuUgb9wpbTiV465f03lMcbHHJrTsMWPUqMIWk_aytD9yK9i26HW4s4mZVTwvGGXIsZkuMOAOZNuOZV4TXVZnJ0lrxKSbavOFQXlSYixKlYX0hhEbI2vVgDye6cu_IAGmuse6O2JPhmalvK82-9OB3DCAbYE-hP8aSG-2RuhslMAq_OjrHxFN_2ACtA6aagdfWRVahrusAR3vFp81d2FxxYb6p_MsY0sSYElGobB4qyYqEsNL_xjCXmlMMZgx6duoJaKo4pvX9ArxM3v4nW4gJOcxLZUUkFhv5tmFbLMu9J0PKZr151w

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