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icreinstall_rarfileopener_setup.exe

Installer

Rspark LLC DBA PC Cleanup

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_rarfileopener_setup.exe, “Installer Setup ” by Rspark DBA PC Cleanup has been detected as a potentially unwanted program 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 setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs.
Publisher:
Installer Generic   (signed by Rspark LLC DBA PC Cleanup)

Product:
Installer

Description:
Installer Setup

Version:
5.1.5.2

MD5:
543844d8728ce5648e5c2bbd773b5943

SHA-1:
8bd50f55b8ff2c9f3a3ed2836eb0cb562d3c80b9

SHA-256:
c7763b94bee7bcd49f815e989ffa332391d56e358ec7cf4ab8d4d210e94a60bc

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

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:
11/23/2024 2:38:54 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OutBrowse (M)
16.11.19.19

File size:
733.3 KB (750,928 bytes)

Product version:
2.5.4

Copyright:
Generic Internet

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
Rspark LLC DBA PC Cleanup

Authority:
COMODO CA Limited

Valid from:
3/29/2015 7:00:00 PM

Valid to:
3/29/2016 6:59:59 PM

Subject:
CN=Rspark LLC DBA PC Cleanup, OU=Sam Cohen Brown, O=Rspark LLC DBA PC Cleanup, STREET=2929 1st Avenue, STREET=405, L=Seattle, S=WA, PostalCode=98121, C=US

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

Serial number:
009B08F70DBDC66AE45993D88243E05EC8

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:D4Ppv5mp6a/wkbKuIOmpJFvHNWdt0FzhPLc5HZ4/8e3EzNmi61r:D4Pvmk6KJOmpDoL0FdDcA/8e0IJB

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, 53, C9, FF, FF, E8, 9A, 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:
7.8789

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

Code size:
37 KB (37,888 bytes)

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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