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icreinstall_flashplayer.exe

Max Setup

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_flashplayer.exe by Max Setup 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 installer is marketed through download protals and search ads as the free Adobe Flash Player but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Max Setup  (signed and verified)

MD5:
b0ba6a847e577b995772eb7c60edbefd

SHA-1:
21d715b6f14b2a15f0472e5fd9b2e73e75e63e66

Scanner detections:
1 / 68

Status:
Adware

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

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:
4/23/2024 9:06:21 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.MaxSetup (M)
15.11.28.9

File size:
653.9 KB (669,632 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\Documents and Settings\{user}\Local settings\temp\icreinstall_flashplayer.exe

Digital Signature
Signed by:
Max Setup

Authority:
COMODO CA Limited

Valid from:
3/10/2014 7:00:00 PM

Valid to:
3/11/2015 6:59:59 PM

Subject:
CN=Max Setup, O=Max Setup, STREET=Lillienblam 28, L=Tel Aviv, S=Tel Aviv, PostalCode=651307, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
008F6F1294DBB38F9F80A7A06DE489DF45

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:xWaFaEED0dyHOmou0/PYJ+/jqSJ74dELYvB5mQL4KQ3QqmPgSidl5huCLJRm1e9P:oaFpEQdfJu0/QJ+/jqSJwLkKQAqmPgNx

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:
7.8623

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

Code size:
37 KB (37,888 bytes)

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

http://iron.zbane.com/MAIN/.../flvplayer.php?name=flashplayer&cc=US&url=http://www.zbane.com/MAIN/.../flashplayer.exe&m=__sitename__&ymid=-_-ODAxZV8xMDRfMjE2OF8yMTkzX1VTXzk2LjE5LjIyOC43MF83OTdfMzUyODk5X0FQUA-_-lax1CPea4Nrl5MDQVxACGJ7stI2J8qLPZiIMOTYuMTkuMjI4LjcwKAEwpvn_mgU.&chnl=2590476

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)

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