home

setup.exe

melondrea

This is the installer and setup program from the melondrea branded Yontoo adware web browser extension. This adware injects various forms of advertisements in the user's web browser based on the HTML content and URLs viewed. Ad include banners, in-line context text links, coupons, and search. The program will install an auto-updating background service that will update the software with additional features. The application setup.exe by melondrea has been detected as adware by 19 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. 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:
melondrea  (signed and verified)

MD5:
86ef5cf770486bacab63cc94afabb303

SHA-1:
d8bef86332fb94aa62ce2213ac4fd72755e50c87

SHA-256:
04d447c340ab1fd19e1ad62e2e02595f134e2ab8464623203cff48e6be053244

Scanner detections:
19 / 68

Status:
Adware

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

Analysis date:
5/6/2024 2:31:15 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
MalSign.Melond
2015.0.3528

Comodo Security
Application.Win32.Altbrowse.AK
17966

Dr.Web
Trojan.BPlug.17
9.0.1.081

ESET NOD32
Win32/BrowseFox (variant)
8.9569

Fortinet FortiGate
Adware/Agent
3/22/2014

IKARUS anti.virus
not-a-virus:AdWare.Win32.Agent
t3scan.2.2.29

K7 AntiVirus
Unwanted-Program
13.176.11510

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.4133

Malwarebytes
PUP.Optional.Melondrea.A
v2014.03.22.10

McAfee
Artemis!86EF5CF77048
5600.7184

NANO AntiVirus
Riskware.Win32.Agent.crkvek
0.28.0.58491

Quick Heal
AdWare.Agent.ahbx (Not a Virus)
3.14.12.00

Reason Heuristics
PUP.Installer.melondrea.F
14.3.22.10

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.14320

Sophos
Generic PUA MG
4.98

SUPERAntiSpyware
Adware.BrowseFox/Variant
10712

Trend Micro House Call
TROJ_GEN.F47V0310
7.2.81

Vba32 AntiVirus
AdWare.Agent.ahbx
3.12.24.3

VIPRE Antivirus
Yontoo
27596

File size:
2.7 MB (2,821,664 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
melondrea

Authority:
VeriSign, Inc.

Valid from:
11/27/2013 1:00:00 AM

Valid to:
11/28/2014 12:59:59 AM

Subject:
CN=melondrea, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=melondrea, 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:
1E3D0BA5A8E3C43BCD552347B3BB8B2B

File PE Metadata
Compilation timestamp:
12/5/2009 11:52:01 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:7WF89bNJAdRiOfBxfGtD6z0gvE2kOFzwq8mTHuJLgxJpuFNg8GXbr4oQ7kTsb2IO:7WurJWR/fBQtuz00LVMIAfg8+br4oQ7K

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 6F, 44, 00, E8, F1, 2B, 00, 00, A3, 84, 6E, 44, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, 9C, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 2E, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, F0, 46, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

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

http://install-cdn.melondrea.net/setup.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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