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sourceapp.dll

Source App

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module sourceapp.dll by Source App has been detected as adware by 25 anti-malware scanners. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages. The file has been seen being downloaded from install-cdn.sourceapp.info.
Publisher:
SourceApp  (signed by Source App)

Product:
SourceApp

Version:
1.0.0.6

MD5:
058b9025cffc6ec87ea062b66a238433

SHA-1:
e33f11ad0010a07e38b31bc86c7807782c620b9e

SHA-256:
ec23fe48624c754b7b41a39657d98938782e47d17ce0538e0093f5128428bc0d

Scanner detections:
25 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
11/16/2024 9:37:59 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.BrowseFox.BP
752

Avira AntiVirus
ADWARE/BrowseFox.Gen2
7.11.200.132

AVG
BrowseFox.F
2016.0.3230

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15113

Bitdefender
Adware.BrowseFox.BP
1.0.20.65

Comodo Security
Application.Win32.BrowseFox.JM
20694

Dr.Web
Trojan.BPlug.215
9.0.1.013

Emsisoft Anti-Malware
Adware.BrowseFox.BP
8.15.01.13.09

ESET NOD32
Win32/BrowseFox (variant)
9.11004

Fortinet FortiGate
Riskware/BrowseFox
1/13/2015

F-Prot
W32/S-7bed2e86
v6.4.7.1.166

F-Secure
Adware.BrowseFox.BP
11.2015-13-01_3

G Data
Adware.BrowseFox.BP
15.1.24

K7 AntiVirus
Trojan
13.191.14622

Malwarebytes
PUP.Optional.SourceApp.A
v2015.01.13.09

McAfee
Artemis!32C2692952A0
5600.6886

MicroWorld eScan
Adware.BrowseFox.BP
16.0.0.39

NANO AntiVirus
Riskware.Win32.Kranet.dkvuxq
0.30.0.64448

nProtect
Adware.BrowseFox.BP
15.01.13.01

Qihoo 360 Security
HEUR/QVM30.1.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.SourceApp.J
15.1.13.21

Sophos
Generic PUA DA
4.98

SUPERAntiSpyware
PUP.SourceApp/Variant
10117

Vba32 AntiVirus
AdWare.Kranet
3.12.26.3

Zillya! Antivirus
Adware.Agent.Win32.29836
2.0.0.2033

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:\users\{user}\appdata\local\microsoft\windows\inetcache\content.ie5\l2emk1wn\sourceapp.dll

Digital Signature
Signed by:
Source App

Authority:
VeriSign, Inc.

Valid from:
10/15/2014 8:00:00 PM

Valid to:
10/16/2015 7:59:59 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:
1/12/2015 12:28:08 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:1cJBot/Cq/itJwlKXt6SSkFhTwG+ujTci+nIaIRcmyjz+7sR:11b/itDXtDSQAIqhjz+y

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...
 
[+]

Entropy:
6.3615

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

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

http://install-cdn.sourceapp.info/bed?r=2015011300&bet=3

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