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 16 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:
a01b58d332451b33f26279b7ebf4d902

SHA-1:
20e6d4b4f406654391d20da5a54a0611f67dd10a

SHA-256:
f1751c177ef14686bd7a5575466d5bf5fc07c7c36a8608a6229ac129f473721e

Scanner detections:
16 / 68

Status:
Adware

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

Analysis date:
12/25/2024 12:47:49 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Agent
7.1.1

Comodo Security
Application.Win32.Altbrowse.AK
17838

Dr.Web
Trojan.BPlug.10
9.0.1.055

Emsisoft Anti-Malware
Win32.Sality
8.14.02.24.01

ESET NOD32
Win32/BrowseFox
8.9461

Fortinet FortiGate
Riskware/BrowseFox
2/24/2014

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.4262

Malwarebytes
PUP.Optional.Melondrea.A
v2014.02.24.01

McAfee
Artemis!4A0C6CCCAA57
5600.7209

NANO AntiVirus
Riskware.Win32.Agent.crkvek
0.28.0.57630

Reason Heuristics
PUP.Installer.melondrea.F
14.2.24.13

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.14222

Sophos
Generic PUA KN
4.97

Trend Micro House Call
TROJ_GE.C893E8C8
7.2.55

Vba32 AntiVirus
AdWare.Agent
3.12.24.3

VIPRE Antivirus
Adware.Agent
26788

File size:
2.7 MB (2,805,680 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:uwWF89bNgAdRiO9Xpr05z0g7d41AbTJWU902OqMlGENmn+PJF4PYY43I1Wl8:uwWurgWR/hu5z0sd42UselGH+PMEI1WO

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://wpc.0952.edgecastcdn.net/800952/.../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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