adobe_flash_player.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_player.exe, “Web Setup ” by OOO Premier Service has been detected as adware by 11 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
Publisher:
Software   (signed by OOO Premier Service)

Product:
Web

Description:
Web Setup

MD5:
39cbd9a7d195ee47d86b2416c325a436

SHA-1:
cf7a1c2a944f854ffa2c7a9ec5bb2bc7e3d6f565

SHA-256:
59e1da389ea6dbabdb77317e6fb644923caf57d69b0c8956c901973d02e94d03

Scanner detections:
11 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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 3:01:21 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
PUA/InstallCore.IB
8.3.1.6

avast!
Trojan-gen
2014.9-160113

AVG
InstallCore
2017.0.2866

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Trojan.InstallCore.508
9.0.1.013

ESET NOD32
Win32/InstallCore.ZC potentially unwanted application
10.7.0.302.0

K7 AntiVirus
Adware
13.204.16202

Malwarebytes
v2016.01.13.08

Reason Heuristics
PUP.installCore.OOOPremierService.Installer (M)
16.1.13.8

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.4

VIPRE Antivirus
Threat.4150696
40824

File size:
758.2 KB (776,416 bytes)

Product version:
5.8

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_player.exe

Digital Signature
Authority:
COMODO CA Limited

Valid from:
1/14/2015 6:00:00 PM

Valid to:
1/15/2016 5:59:59 PM

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:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:9tBa5LluNlTUsXDt2APXPKk4YQ9YU1hIdAIPNiL8AzN2DBt8b7zqBh/hAoAM:9tBuYNhUsXDtBfSdY0hIGIcLRzWt8b70

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, BF, A9, FF, FF, E8, 5E, 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...
 
[+]

Entropy:
7.7988

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

Code size:
37 KB (37,888 bytes)

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

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