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adobe_flash_setup.exe

Web installer

OOO PREM''ER-SERVIS

This is a bundle installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application adobe_flash_setup.exe, “Web installer Setup ” by OOO PREM''ER-SERVIS has been detected as adware by 16 anti-malware scanners. The program is a setup application that uses the ProfitServis Downloader installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
Publisher:
Generic Software Web   (signed by OOO PREM''ER-SERVIS)

Product:
Web installer

Description:
Web installer Setup

MD5:
198717d56f48fd2e4cf1ef1050c36bb2

SHA-1:
25755c9d374e509d4b53737f8041d24bdd6bed16

SHA-256:
fca7519b3f7f3eb66cfdb9ea84b1658c760ffbd41410113b3bf13ea62f88a0e8

Scanner detections:
16 / 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:
12/25/2024 1:12:32 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
PUA/InstallCore.776200
8.3.2.2

avast!
Win32:Rootkit-gen [Rtk]
2014.9-160212

AVG
Generic
2017.0.2836

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.InstallCore.DQC
23382

Dr.Web
Trojan.InstallCore.56
9.0.1.043

ESET NOD32
Win32/InstallCore.ACZ potentially unwanted (variant)
10.12380

G Data
Win32.Application.InstallCore.EG
16.2.25

K7 AntiVirus
Adware
13.210.17479

Malwarebytes
PUP.Optional.InstallCore
v2016.02.12.09

McAfee
Artemis!1FF2C0F223EF
5600.6492

NANO AntiVirus
Riskware.Win32.InstallCore.dotkgr
0.30.26.3947

Reason Heuristics
PUP.ProfitServis.OOOPREMERSERVIS.Bundler (M)
16.2.12.9

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.4

VIPRE Antivirus
Trojan.Win32.Generic
44404

File size:
758 KB (776,200 bytes)

Product version:
1.5

File type:
Executable application (Win32 EXE)

Bundler/Installer:
ProfitServis Downloader (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 PREM''ER-SERVIS

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 PREM''ER-SERVIS, O=OOO PREM''ER-SERVIS, 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:
00A2577095E8662DFB2C04C6E76F38E411

File PE Metadata
Compilation timestamp:
6/19/1992 4:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:b1J+GtWHeI5eQFxLelEmv4uo3LclSOQ1INjD77YKja5X54vkteFW:bn+L+I4QFxkLLoYMOh054vkV

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:
7.6634

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://pc4maintainance.theonlinelive.com/.../u3TVBgDwEY3e51ZycMt87J7TA3Il0LZJXIhhIUSurU=&dist_id=573&channel=ac_nf9&cid=18159187461423932563&pubid=338133

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