webcakesetup.exe

WebCake

Web Cake

This file is part of the Web Cake web browser extension, an adware plugin for various web browsers designed to deliver context based advertising injected directly in the web pages a user is viewing as well opens advertisements that appear independently outside the context of the program, website, or other source the advertisements are promoting. The application webcakesetup.exe by Web Cake has been detected as adware by 21 anti-malware scanners. This is a setup and installation application and has been known to bundle potentially unwanted software. By plugging into the web browser, this extension will inject advertisements both banner and context hyperlinks based on the web sites being visited. It can be installed from the program's website or it may be bundled by third-party software installation programs. It is part of the Yontoo branded browser-extension.
Publisher:
WebCake LLC  (signed by Web Cake)

Product:
WebCake

Description:
Installer

Version:
2013.5.21.1542

MD5:
9059267d114d1099bc77f2bc708bad38

SHA-1:
9d0f62b05ab833c5d1130bc82cab4c817804938e

SHA-256:
658c2f7f4a5c4d101386958d876bb870217075e238fe0b8336fb73b78e46b1cd

Scanner detections:
21 / 68

Status:
Adware

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

Analysis date:
11/16/2024 5:59:51 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Adware.Yontoo
7.1.1

avast!
Win32:Webcake-A [Adw]
2014.9-140822

AVG
AdInject.WebCake
2015.0.3375

Bitdefender
Adware.WebCake.C
1.0.20.1170

Comodo Security
UnclassifiedMalware
17137

Dr.Web
Adware.Plugin.11
9.0.1.0234

Emsisoft Anti-Malware
Adware.WebCake
8.14.08.22.09

ESET NOD32
Win32/WebCake
8.8943

G Data
Adware.WebCake
14.8.22

IKARUS anti.virus
AdWare.Yontoo
t3scan.2.0.127

Malwarebytes
PUP.Optional.WebCake.A
v2014.08.22.09

McAfee
Artemis!9059267D114D
5600.7031

Microsoft Security Essentials
1.163.1557.3

MicroWorld eScan
Adware.WebCake.C
15.0.0.702

nProtect
Adware.WebCake.C
13.10.21.01

Panda Antivirus
Adware/WebCake
14.08.22.09

Reason Heuristics
PUP.Installer.WebCake.M
14.8.22.9

Rising Antivirus
Trojan.InstallRex!562A
23.00.65.14820

SUPERAntiSpyware
Adware.WebCake
10406

Trend Micro House Call
TROJ_GEN.R0CBH01J913
7.2.234

VIPRE Antivirus
Yontoo
22588

File size:
1.2 MB (1,221,200 bytes)

Product version:
3.00

Copyright:
Copyright (c) 2013 WebCake LLC. All rights reserved.

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\webcakesetup.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
4/9/2013 2:00:00 AM

Valid to:
4/10/2015 1:59:59 AM

Subject:
CN=Web Cake, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Web Cake, L=Carlsbad, 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:
06B9035EE5A556582D9427CC2C8DD0BC

File PE Metadata
Compilation timestamp:
3/11/2011 3:55:32 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
24576:ctFJ1MAexW8qvE5wujx4NfZA7H0V4h3d/PJq/r973tBNsao/oVQ:En1QxW5E5wujwQUV+dPmZrfo/oVQ

Entry address:
0x1627

Entry point:
55, 8B, EC, 81, EC, 58, 0B, 00, 00, 53, 56, 33, DB, 57, 66, 89, 9D, A8, F4, FF, FF, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 00, 40, 40, 00, FF, 15, 70, 30, 40, 00, 89, 45, F8, 8D, 85, B8, FC, FF, FF, 50, C7, 85, B8, FC, FF, FF, 14, 01, 00, 00, FF, 15, 6C, 30, 40, 00, 85, C0, 75, 21, FF, 15, 14, 30, 40, 00, 50, 68, 30, 34, 40, 00, E8, 40, FA, FF, FF, 59, C7, 05, 04, 40, 40, 00, FF, 00, 00, 00, E9, C5, 01, 00, 00, 68, 1C, 34, 40, 00, 68, 0C, 34, 40, 00, FF, 15, 68, 30, 40, 00, 50, FF, 15, 64, 30, 40, 00, 3B...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file webcakesetup.exe has been seen being distributed by the following URL.

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

TCP (HTTP):
Connects to wac.edgecastcdn.net  (72.21.81.13:80)

TCP (HTTP):
Connects to service.yontoo.com  (8.25.35.148:80)

TCP (HTTP):
Connects to api.yontoo.com  (8.25.35.15:80)

Remove webcakesetup.exe - Powered by Reason Core Security