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lookthisupuninstall.exe

Installer

Sea Bug

This is the installer/setup program for a Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application lookthisupuninstall.exe by Sea Bug has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a self-extracting archive and installer and has been known to bundle potentially unwanted software. This is the uninstaller utility registered in the Windows Control Panel for the program LookThisUp by LookThisUp.
Publisher:
Sea Bug  (signed and verified)

Product:
Installer

Version:
1.0.0.0

MD5:
9694cc9a502db7af0e888c4782603ba3

SHA-1:
88b0cc50ae55acadefaeeb75f9fe001ed5dee876

SHA-256:
61e2e069cc16d6fbd2935aaf509d7d112ced3772c54531211760fdacbdbc10d6

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
12/24/2024 4:51:57 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.1.10.17

File size:
200.6 KB (205,456 bytes)

Product version:
1.0.0.0

Copyright:
Copyright © 2014

Original file name:
Installer.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\roaming\lookthisup\lookthisupuninstall.exe

Digital Signature
Signed by:
Sea Bug

Authority:
GoDaddy.com, Inc.

Valid from:
7/25/2014 5:59:04 PM

Valid to:
7/25/2015 5:59:04 PM

Subject:
CN=Sea Bug, O=Sea Bug, L=Orange, S=California, C=US

Issuer:
CN=Go Daddy Secure Certificate Authority - G2, OU=http://certs.godaddy.com/repository/, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
081CF04D6E5726

File PE Metadata
Compilation timestamp:
10/23/2014 3:03:28 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0x30B56

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
187 KB (191,488 bytes)

Program Uninstaller
Program name:
LookThisUp

Display publisher:
LookThisUp

Display version:
1.0.2

Uninstall string:
C:\users\{user}\appdata\roaming\lookthisup\lookthisupuninstall.exe -uninstall


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

TCP (HTTP):
Connects to www.softologic.com  (174.37.181.31:80)

TCP (HTTP SSL):
Connects to www.ibbalance.com  (173.192.190.227:443)

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