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icreinstall_adobe_flash_setup.exe

Program

OOO ADVERT MOBAIL

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_adobe_flash_setup.exe, “Program Setup ” by OOO ADVERT MOBAIL 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. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from installworking.theupdateonline24.com. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
Internet Web   (signed by OOO ADVERT MOBAIL)

Product:
Program

Description:
Program Setup

MD5:
101c6c0cf75008c41a21f8603d41568b

SHA-1:
87a7df74d92b02951224cea5a3844b7825a83659

SHA-256:
574e1d59257e13895dc00d3edb7158d192c20081d9d5e58940aa648cdc44f286

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Utilizes the InstallCore download manager that may bundle various adware-type offers.

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 9:56:55 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.OOOADVERTMOBAIL.Installer (M)
15.12.26.14

File size:
760 KB (778,232 bytes)

Product version:
3.7.9

Copyright:
Application Web

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_adobe_flash_setup.exe

Digital Signature
Signed by:
OOO ADVERT MOBAIL

Authority:
COMODO CA Limited

Valid from:
3/17/2015 7:00:00 PM

Valid to:
3/17/2016 6:59:59 PM

Subject:
CN=OOO ADVERT MOBAIL, O=OOO ADVERT MOBAIL, STREET="Staropetrovski proezd , d. 11 k. 1", L=Moscow, S=Moscow, PostalCode=125130, C=RU

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

Serial number:
43AB463A1C4E690E423B15E15697B584

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:Gr+GBB3JeQh/nReYMxSBup/Vk3hAr/BMW9j9bfHls40+a8quziP0tTWkXVvAHic9:Gr+23JfO/xQupt6hAKW9o4FMPgSmpBGr

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:
7.7971

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

Code size:
39.5 KB (40,448 bytes)

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

http://installworking.theupdateonline24.com/dl.php?conversion_id=14312194259567&app_id=4&lp_id=554&v=icrs&stub_id=228&v_id=QPMFtYF1knoY5h1GJnwrNgD_Wjgl_y3V3TYFs2SHc4A.&dist_id=346&channel=mbu_vsp_us_rn&clkid={clickurl}&s2=403550803.450801.4b440be06b.8737.66e9f6804f0ed9414c1cacf86af8ea4f&dp=403550803.450801.4b440be06b.8737.66e9f6804f0ed9414c1cacf86af8ea4f

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to os.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdnus.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdneu.webfilescdn.com  (65.254.40.36:80)

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