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lampylightybho.dll

Lampy Lighty

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module lampylightybho.dll by Lampy Lighty has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘Lampy Lighty’. The file has been seen being downloaded from install-cdn.lampylighty.com.
Publisher:
Lampy Lighty  (signed and verified)

Product:
Lampy Lighty

Version:
1.0.0.3

MD5:
bb7a3dd08e7ba773f37b4128152a1e2e

SHA-1:
3742dcba49e44026a4e9aa9836e1ea5845eed17a

SHA-256:
556d207963397a97cdde006a148e4f98d429ebf597a859720c6822bd1e008542

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:
4/29/2024 10:16:19 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo.LampyLighty (M)
16.2.23.11

File size:
244.7 KB (250,616 bytes)

Product version:
1.0.0.3

Copyright:
(c) Lampy Lighty. All rights reserved.

Original file name:
Lampy LightyIEClient.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\lampy lighty\lampylightybho.dll

Digital Signature
Signed by:
Lampy Lighty

Authority:
VeriSign, Inc.

Valid from:
8/4/2014 5:00:00 PM

Valid to:
8/5/2015 4:59:59 PM

Subject:
CN=Lampy Lighty, O=Lampy Lighty, L=Santa Monica, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
7781DD1C520C847A823706BB0C57BEB8

File PE Metadata
Compilation timestamp:
10/31/2014 12:00:20 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:nrCo6io2Mu83Z2qJC0SzN+3aW4id15+EaxIaIEwj/9Li5:n6io2M53BCRecxILD9La

Entry address:
0x12854

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 41, 8D, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 07, 00, 00, 00, 83, C4, 0C, 5D, C2, 0C, 00, 6A, 0C, 68, 90, 30, 03, 10, E8, BD, 01, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 44, 78, 03, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 1C, A5, 02, 10, 85, C9, 74, 0C, FF, 75, 10, 56, FF, 75, 08, FF, D1, 89, 45, E4, 85, C0, 0F, 84, B1, 00, 00, 00, FF, 75, 10, 56, FF, 75, 08, E8, 11, FE, FF, FF, 89, 45, E4...
 
[+]

Entropy:
6.3545

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

Internet Explorer BHO
Display name:
Lampy Lighty

CLSID:
{4b71a46a-05c6-4df1-84fe-26ce347bf5ce}


The file lampylightybho.dll has been seen being distributed by the following URL.

http://install-cdn.lampylighty.com/bed?bet=3

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