home

setup.exe

fanhoosh

This is the installer and setup program from the fanhoosh 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 fanhoosh has been detected as adware by 15 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:
fanhoosh  (signed and verified)

MD5:
dcad4a0ce24f2023d561fef2971a3450

SHA-1:
8fe4422418e27c581071ff0a61b8ae988e95510b

SHA-256:
ce182a6e1e8994841c52898bc6ce1c67159ac8097234df9acfebe4d991670b98

Scanner detections:
15 / 68

Status:
Adware

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

Analysis date:
4/25/2024 2:52:31 AM UTC  (today)

Scan engine
Detection
Engine version

Comodo Security
Application.Win32.Altbrowse.AK
17530

Dr.Web
Adware.Searcher.2574
9.0.1.0355

ESET NOD32
Win32/BrowseFox
7.9236

Fortinet FortiGate
Adware/Agent
12/21/2013

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

K7 AntiVirus
Unwanted-Program
13.174.10689

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.4586

McAfee
Artemis!1286C923CEBC
5600.7274

NANO AntiVirus
Riskware.Win32.Agent.cqsznp
0.28.0.57029

Reason Heuristics
PUP.Installer.fanhoosh.F
14.8.7.21

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.131219

Sophos
Generic PUA IP
4.96

Trend Micro House Call
TROJ_GEN.F47V1210
7.2.355

Vba32 AntiVirus
AdWare.Agent
3.12.24.3

VIPRE Antivirus
Yontoo
24960

File size:
814.7 KB (834,272 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:
fanhoosh

Authority:
VeriSign, Inc.

Valid from:
8/20/2013 9:00:00 PM

Valid to:
8/20/2015 8:59:59 PM

Subject:
CN=fanhoosh, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=fanhoosh, 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:
6ADADABBFF5C4604A0D8CDEC6C1D885F

File PE Metadata
Compilation timestamp:
12/5/2009 8:52:01 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:RpTm6F82fLkAhDRiYwR+Q+urgsSLTm6l8x:HF82fYAdRiOerGl8x

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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