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sourceappbho.dll

Source App

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module sourceappbho.dll by Source App has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from install-cdn.sourceapp.info and multiple other hosts.
Publisher:
SourceApp  (signed by Source App)

Product:
SourceApp

Version:
1.0.0.6

MD5:
62ae4e5a88a5e0a8c0650467df0257c8

SHA-1:
16508918f9ada5a324adaadfa342028d631d2e4e

SHA-256:
6e5f45a6b1a08c1a0a2ebbad33ea890d24040d01d55f83df683c6c7d77188cb9

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:
12/27/2024 8:49:40 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.SourceApp (M)
16.3.6.19

File size:
244.2 KB (250,096 bytes)

Product version:
1.0.0.6

Copyright:
(c) SourceApp. All rights reserved.

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\sourceapp\sourceappbho.dll

Digital Signature
Signed by:
Source App

Authority:
VeriSign, Inc.

Valid from:
10/15/2014 9:00:00 PM

Valid to:
10/16/2015 8:59:59 PM

Subject:
CN=Source App, O=Source App, L=San Diego, 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:
5436973D688F7AF7E3F875CD8B463EDD

File PE Metadata
Compilation timestamp:
1/9/2015 12:32:04 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:McJBot/Cq/itJwlKXt6SSkFhTwG+ujTci+nIaIwcmyWzl74:M1b/itDXtDSQAIthWzlk

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, 80, 30, 03, 10, E8, BD, 01, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 04, 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, 0C, 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...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

The file sourceappbho.dll has been seen being distributed by the following 2 URLs.

http://install-cdn.sourceapp.info/bed?r=2015011012&bet=3

http://install-cdn.sourceapp.info/bed?r=2015010920&bet=3

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