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wildwest.dll

Wild West

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module wildwest.dll by Wild West has been detected as adware by 23 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.
Publisher:
Wild West  (signed and verified)

Product:
Wild West

Version:
1.0.0.7

MD5:
3ef9508f3295b4b890ad2f56d77d7dbe

SHA-1:
7784156601baa16e2879a543c1082ead9945c2ed

SHA-256:
6a3971904d5123e330b8631ec332ed71ad2266619997dbcf1295dcee6b0bbc92

Scanner detections:
23 / 68

Status:
Adware

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

Analysis date:
12/27/2024 7:36:48 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

Avira AntiVirus
ADWARE/BrowseFox.Gen2
7.11.219.36

AVG
BrowseFox
2016.0.3142

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15411

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Trojan.Yontoo.1734
9.0.1.0101

ESET NOD32
Win32/BrowseFox.AE potentially unwanted application
9.7.0.302.0

Fortinet FortiGate
Riskware/BrowseFox
4/11/2015

F-Prot
W32/S-f64f6ec1
v6.4.7.1.166

herdProtect (fuzzy)
variant of wildwestbho.dll (Adware)
2015.7.14.9

IKARUS anti.virus
PUA.BrowseFox
t3scan.1.8.9.0

K7 AntiVirus
Trojan
13.202.15408

Malwarebytes
PUP.Optional.WildWest.A
v2015.04.11.08

McAfee
Artemis!3EF9508F3295
5600.6798

NANO AntiVirus
Trojan.Win32.Yontoo.dnkubo
0.30.8.659

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

Reason Heuristics
Threat.Yontoo.WildWest
15.4.14.13

Rising Antivirus
PE:Adware.BrowseFox!6.1D8B
23.00.65.15409

Sophos
Generic PUA HH
4.98

Trend Micro House Call
TROJ_GEN.R047C0OCM15
7.2.101

Trend Micro
TROJ_GEN.R047C0OCM15
10.465.11

Vba32 AntiVirus
AdWare.MSIL.Agent
3.12.26.3

VIPRE Antivirus
Yontoo
38840

File size:
262.7 KB (269,040 bytes)

Product version:
1.0.0.7

Copyright:
(c) Wild West. 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\p1fll2ag\wildwest.dll

Digital Signature
Signed by:
Wild West

Authority:
VeriSign, Inc.

Valid from:
1/10/2015 7:00:00 PM

Valid to:
1/11/2016 6:59:59 PM

Subject:
CN=Wild West, O=Wild West, 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:
496B67C883386C82B7E6FF63CEFE1466

File PE Metadata
Compilation timestamp:
3/14/2015 10:25:55 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:H2CYU/9J7yX8LVxQbqHVOhB+PVG63Qv+8e2mZKTPRUg/MsCUmcE9:H2CYUf+sLVW4VOy+vTmZY2o6

Entry address:
0xF515

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, EA, 7E, 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, B8, 21, 03, 10, E8, 4C, 02, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 0C, 77, 03, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, C4, 93, 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:
6.0704

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

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