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webcakesetup.exe

Web-Cake

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 22 anti-malware scanners. This is a self-extracting archive and installer 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 web-extension that injects advertisements in the browser.
Publisher:
Web Cake LLC  (signed by Web Cake)

Product:
Web-Cake

Description:
Installer

Version:
2013.8.14.1607

MD5:
5f7269a5e07dfe2237e460a8dce95098

SHA-1:
19405895439a42779e8385a1f4db9845c4c7c2a5

SHA-256:
0b4731b0c968abdfef85e7e3e56845cea6baac879111c31f73325144649c9ab2

Scanner detections:
22 / 68

Status:
Adware

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

Analysis date:
12/24/2024 3:07:31 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.WebCake.C
1139

Agnitum Outpost
Adware.Yontoo
7.1.1

avast!
Win32:Webcake-A [Adw]
2014.9-131222

AVG
AdInject.WebCake
2014.0.3617

Bitdefender
Adware.WebCake.C
1.0.20.1780

Boost by Reason
Optional.WebCake.M
188838

Comodo Security
ApplicUnwnt
17434

Dr.Web
Adware.WebCake.1
9.0.1.0356

ESET NOD32
Win32/Adware.Yontoo (variant)
7.9170

Fortinet FortiGate
Riskware/Yontoo
12/22/2013

F-Secure
Adware.WebCake.C
11.2013-22-12_1

G Data
Adware.WebCake
13.12.22

IKARUS anti.virus
AdWare.Yontoo
t3scan.2.2.29

Malwarebytes
PUP.Optional.Yontoo
v2013.12.22.10

McAfee
Artemis!5F7269A5E07D
5600.7273

MicroWorld eScan
Adware.WebCake.C
14.0.0.1068

nProtect
Adware.WebCake.C
13.12.13.01

Panda Antivirus
Adware/WebCake
13.12.22.10

Reason Heuristics
PUP.Installer.WebCake.M
14.8.7.17

Trend Micro House Call
TROJ_GEN.F47V0815
7.2.356

Trend Micro
TROJ_FAKEAV.BMC
10.465.22

VIPRE Antivirus
Yontoo
24324

File size:
1.2 MB (1,239,128 bytes)

Product version:
3.00

Copyright:
Copyright (c) 2013 Web Cake LLC. All rights reserved.

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

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

Digital Signature
Signed by:
Web Cake

Authority:
VeriSign, Inc.

Valid from:
4/9/2013 7:00:00 AM

Valid to:
4/10/2015 6:59:59 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 9:55:32 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
24576:2trWU6V7p4uE/bJDth+6xmTFFBVjluW4x2toVU6e7voDpkvQV:qwV94TDhP+k6tlb4QOVUb7voDcQV

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...
 
[+]

Entropy:
7.9965

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.

http://dl-cdn.getwebcake.com/install/.../WebCakesetup.exe

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)

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