home

uninstall.exe

Yordan Damyanov

The is the installer for the WebPick InstalleRex download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application uninstall.exe by Yordan Damyanov 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 WebPick InstalleRex installer. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
Yordan Damyanov  (signed and verified)

MD5:
6c7c4bf932bd5a633f8d7b87b245d30b

SHA-1:
770c3ad90f9d7405f68332921180d8b65b1eaf8b

SHA-256:
1c0242873582146bd009219ca4c3dd6abcc40561ceb0145c578c7f36e265d761

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:
4/25/2024 11:31:45 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick.YordanDamyanov.Bundler (M)
16.2.5.1

File size:
1.5 MB (1,539,520 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex

Common path:
C:\users\{user}\appdata\roaming\arhome\uninstall.exe

Digital Signature
Signed by:
Yordan Damyanov

Authority:
COMODO CA Limited

Valid from:
10/7/2013 2:00:00 AM

Valid to:
10/8/2015 1:59:59 AM

Subject:
CN=Yordan Damyanov, O=Yordan Damyanov, STREET=19 Dobri Voinikov Str, L=Sofia, S=Sofia, PostalCode=1000, C=BG

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

Serial number:
00FEEF0D77D0AC7E55D4E7707B384AC901

File PE Metadata
Compilation timestamp:
6/27/2014 1:57:51 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
24576:o4/nGUWgAKfwyxbXnJt3lQb1bmojJ1PNL6EpcLC/IufqimQwJEHE5i9l1jVk29NE:oaGUWgTfwyxLnJLQhbzdZrfqbGk5kjjW

Entry address:
0x96DF7

Entry point:
E8, E4, A1, 01, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 56, FC, 8B, 75, 0C, 8B, 4E, 08, 33, CE, E8, 9E, 62, FF, FF, 6A, 00, 56, FF, 76, 14, FF, 76, 0C, 6A, 00, FF, 75, 10, FF, 76, 10, FF, 75, 08, E8, 73, 2A, 00, 00, 83, C4, 20, 5E, 5D, C3, 55, 8B, EC, 51, 53, FC, 8B, 45, 0C, 8B, 48, 08, 33, 4D, 0C, E8, 6B, 62, FF, FF, 8B, 45, 08, 8B, 40, 04, 83, E0, 66, 74, 11, 8B, 45, 0C, C7, 40, 24, 01, 00, 00, 00, 33, C0, 40, EB, 6C, EB, 6A, 6A, 01, 8B, 45, 0C, FF, 70, 18, 8B, 45, 0C, FF, 70, 14, 8B, 45, 0C, FF, 70, 0C, 6A...
 
[+]

Entropy:
7.3265

Code size:
806.5 KB (825,856 bytes)

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

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

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