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adobe_flash_setup.exe

Web

OOO Premier Service

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 Setup ” by OOO Premier Service 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 pleaseupdate.theperferct24updater.net.
Publisher:
Generic Internet   (signed by OOO Premier Service)

Product:
Web

Description:
Web Setup

Version:
5.0.3.7

MD5:
540b9035492d47887ef477581b697831

SHA-1:
8aa8139e8c9059ad96cdcacd5fedbc4c1725f989

SHA-256:
6395ee263d4f076e49666ead9fe1cc332474b7cf1112c9376f444bf11ee38604

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:
11/15/2024 9:29:16 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.OOOPremierService.Installer (M)
16.3.6.9

File size:
811.8 KB (831,280 bytes)

Product version:
1.3.6

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\adobe_flash_setup.exe

Digital Signature
Signed by:
OOO Premier Service

Authority:
COMODO CA Limited

Valid from:
1/15/2015 5:30:00 AM

Valid to:
1/16/2016 5:29:59 AM

Subject:
CN=OOO Premier Service, OU=OOO Premier Service - Software, O=OOO Premier Service, STREET=Chelyuskinskaya 11, L=Moscow, S=Moscow, PostalCode=129336, C=RU

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

Serial number:
00E4A7714941EDC263F4A4DB432530568A

File PE Metadata
Compilation timestamp:
6/20/1992 3:52:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:3lxJGobuStvd6W84EoMZUjFkFGJnmUjwD5cdfq4GQJC7F1xbCfkxvyw3cS5Dq6ap:3lxJPNd6bJtYFkYnm4GDTnxDO4U

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.8142

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

Code size:
39.5 KB (40,448 bytes)

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

http://pleaseupdate.theperferct24updater.net/dl.php?conversion_id=14316171816384&app_id=4&lp_id=733&v=icrev&stub_id=233&v_id=-D-lLJsIxvDVsyGitCocW2qwtwj1hIs-WDclCIjyzvA.&pcl=uU2a5eskkNxrbXI_-2HSpUp0GX1jKlWozdOWGMG2w_w.&cid=Bp1p83S5Zp0KE4dPKGROkZrsyiUZb6cd_Y0CvwXLhe10sNEbBOd9EBI4S1xRC4mojPOMogbnhUqGRBDN0xwRIAdxiYNmllMio6uTFF_ulQs-_xltlspjlWz047_IeO2OhPqp5duA4Q39xj599hh44Zg6PPhQkFYyB1bQ4KJSxm9ISFpcN33Vaa5DBMmWeOIzrl4lYEf5qvPFw1uCR3KNW0nWa976KW7Ci6zHL6JsM_DM7MBt9dHIdz1uJTwbcBW84Q2l4rpK0nscByBPPIrFlBJj9Nu0ejCh4SL9k8wnYU3qPAGbLPVacZ0t4xdyNq9aRcw8L5F6zBHneHRRdf38Cg_yMhlE8gHBcYtyZ5faaMlvRwrGXA

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