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adobe_flash_setup.exe

Web

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 Setup ” by OOO PREM''ER-SERVIS 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 ProfitServis Downloader installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from whenupdate.upgradeyoursystem24.com.
Publisher:
Application   (signed by OOO PREM''ER-SERVIS)

Product:
Web

Description:
Web Setup

MD5:
e3e40a8decf4e75f9902a676461e3e1d

SHA-1:
9ac2514c9f6859f337c706774277b82a321fd6ec

SHA-256:
b78666dbe1d0c8008942ad4df496603064da9cc619ba51c512cebe1193dd2646

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:
5/20/2024 1:53:41 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ProfitServis.OOOPREMERSERVIS.Bundler (M)
16.2.29.2

File size:
761.4 KB (779,624 bytes)

Product version:
2.2.2

File type:
Executable application (Win32 EXE)

Bundler/Installer:
ProfitServis Downloader (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\adobe_flash_setup.exe

Digital Signature
Signed by:
OOO PREM''ER-SERVIS

Authority:
COMODO CA Limited

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

Valid to:
1/16/2016 12:59:59 AM

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:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:IwIG21TqmMYNeYe7w58lCQsmoqoasBmYZ9V6jOwVwEF+BeS//QvReqVD1:IwIX1WmNN9vdxmE1mwnBZ//QvReOD1

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...
 
[+]

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://whenupdate.upgradeyoursystem24.com/dl.php?conversion_id=14258473550287&app_id=4&lp_id=405&v=icrs&stub_id=112&v_id=q6zmttK7LrZd5pP7L0F3R9hbfRJVTZPuggHHpAoB1Xg=&dist_id=400&channel=ac_f8&cid=u02688a2254e6ca7f5f971b8c01&pubid=397474

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