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yontoo-c4.exe

DropDownDeals

Web Deals Interactive LLC

This is part of an adware program designed to inject advertising in the web browser (banners, text-links) as well as modify the normal behavior of the browser. Part of the Injekt brand of unwanted programs. The application yontoo-c4.exe by Web Deals Interactive has been detected as adware by 6 anti-malware scanners. This is a self-extracting archive and installer and has been known to bundle potentially unwanted software. It is also typically executed from the user's temporary directory.
Publisher:
Web Deals Interactive LLC  (signed and verified)

Product:
DropDownDeals

Description:
Installer

Version:
2013.3.13.1443

MD5:
067becafd5f884ceb2e86f766f965b5d

SHA-1:
da602313ec344e31f340105c29df699267f73b84

SHA-256:
da54ac5c5e7d18f77dbd60f8a31e0fba69b6d7397c96607e8c233d1252dcdcc4

Scanner detections:
6 / 68

Status:
Adware

Explanation:
Injects display ads (banner ads), in-text ads, interstitial ads, or other types of ads in the web browser as well as alters the browsers settings (home page, search, DNS, and security protocols).

Analysis date:
4/24/2024 8:39:57 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Adware.Generic
7.1.1

Comodo Security
UnclassifiedMalware
17425

Dr.Web
Adware.Plugin.8
9.0.1.0356

ESET NOD32
Win32/Adware.Yontoo (variant)
7.9162

Reason Heuristics
PUP.Installer.WebDealsInteractive.J
14.3.2.13

VIPRE Antivirus
Yontoo
24274

File size:
1.4 MB (1,418,136 bytes)

Product version:
2.05

Copyright:
Copyright (c) 2013 Web Deals Interactive LLC. All rights reserv

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\yontoo-c4.exe

Digital Signature
Signed by:
Web Deals Interactive LLC

Authority:
GoDaddy.com, Inc.

Valid from:
5/15/2012 4:41:08 PM

Valid to:
5/15/2013 1:52:46 PM

Subject:
CN=Web Deals Interactive LLC, O=Web Deals Interactive LLC, L=Carlsbad, S=CA, C=US

Issuer:
SERIALNUMBER=07969287, CN=Go Daddy Secure Certification Authority, OU=http://certificates.godaddy.com/repository, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
2B7631E3D31FB1

File PE Metadata
Compilation timestamp:
3/10/2011 11:55:28 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
24576:vbfU+IsTEOVBPrIXzIHKFr2vpJyoB0n3rb71sSl+XQ5HqCZ+FOoO8BHE+bH:gwJXrIDIqF6pJyoun7b72SCQ1VZQrBHB

Entry address:
0x15B4

Entry point:
55, 8B, EC, 81, EC, CC, 05, 00, 00, 53, 56, 33, DB, 57, C6, 85, 34, FA, FF, FF, 00, 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, 3C, FE, FF, FF, 50, C7, 85, 3C, FE, FF, FF, 94, 00, 00, 00, FF, 15, 6C, 30, 40, 00, 85, C0, 75, 21, FF, 15, 14, 30, 40, 00, 50, 68, A8, 32, 40, 00, E8, 36, FA, FF, FF, 59, C7, 05, 04, 40, 40, 00, FF, 00, 00, 00, E9, 20, 02, 00, 00, 8B, 35, 68, 30, 40, 00, 68, 94, 32, 40, 00, 68, 84, 32, 40, 00, FF, D6, 50, FF, 15, 64, 30, 40...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

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