uninstall.exe

Porter Studio Plus

This adware is a web browser extension that will inject advertising in the browser in the form of unwanted banners and text-links which may link to malware sites and install unwanted software. The application uninstall.exe by Porter Studio Plus has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is the uninstaller utility registered in the Windows Control Panel for the program Object Browser by Object Browser. It is part of the Brightcircle group of web-extensions that inject advertisements in the browser.
Publisher:
Porter Studio Plus  (signed and verified)

MD5:
993345d0e37817a014a455eb8327afd4

SHA-1:
60ebb9b3a4e37214848275cdede1c90210cbb63e

SHA-256:
b85ee734d16b34f2101bad582e626915c6e89471516d70b95fa838ad562143b2

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.

Analysis date:
11/2/2024 1:43:25 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Brightcircle (M)
17.2.26.6

File size:
87.4 KB (89,504 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\object browser\uninstall.exe

Digital Signature
Authority:
COMODO CA Limited

Valid from:
10/19/2014 10:00:00 PM

Valid to:
10/20/2015 9:59:59 PM

Subject:
CN=Porter Studio Plus, O=Porter Studio Plus, STREET=Athinodorou 3, STREET=Dasoupoli Strovolos, L=Nicosia, S=Cyprus, PostalCode=2025, C=CY

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

Serial number:
00B7BA41CFBA8D50AF9A2A64362C08FA91

File PE Metadata
Compilation timestamp:
10/31/2014 6:40:25 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x529E

Entry point:
E8, 6D, 5B, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, B8, 3E, 41, 00, E8, 2C, 0A, 00, 00, E8, D8, 32, 00, 00, 0F, B7, F0, 6A, 02, E8, 00, 5B, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, E1, 54, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
6.2601

Code size:
53.5 KB (54,784 bytes)

Program Uninstaller
Program name:
Object Browser

Display publisher:
Object Browser

Display version:
1.35.9.29

Uninstall string:
C:\Program Files\Object Browser\Uninstall.exe /fcp=1


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