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setup_pack.exe

Best APP

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application setup_pack.exe by Best APP has been detected as adware by 22 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from get.file26desktop.com.
Publisher:
Best APP  (signed and verified)

MD5:
7e16c80676a8d32a49c0a5d3a1d0f019

SHA-1:
863590eb03872fc8326cf4a72dba001b1fab7ec9

SHA-256:
a9c11d02d06a2e5c7f161ce0731f392d876c87876dd9c1f078e46a0d8df93072

Scanner detections:
22 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
5/16/2024 7:49:10 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Application.Bundler.JU
6478032

Agnitum Outpost
PUA.OutBrowse
7.1.1

Avira AntiVirus
APPL/Outbrowse.Gen
7.11.208.20

AVG
Downloader
2016.0.3206

Bitdefender
MemScan:Application.Bundler.JU
1.0.20.185

Comodo Security
Application.Win32.AltBrowse.HY
20987

Dr.Web
Trojan.OutBrowse.90
9.0.1.05190

Emsisoft Anti-Malware
MemScan:Application.Bundler.JU
9.0.0.4799

ESET NOD32
Win32/OutBrowse.BU potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
2/6/2015

F-Secure
Riskware.MemScan:Application.Bundler.JU
5.13.68

G Data
MemScan:Application.Bundler.JU
15.2.25

K7 AntiVirus
Unwanted-Program
13.193.14894

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
15.0.0.543

Malwarebytes
PUP.Optional.OutBrowse
v2015.02.06.04

McAfee
Program.Adware-OutBrowse.e
16.8.708.2

MicroWorld eScan
MemScan:Application.Bundler.JU
16.0.0.111

NANO AntiVirus
Trojan.Win32.OutBrowse.dmiaid
0.30.0.65070

Reason Heuristics
PUP.Installer.Outbrowse
15.2.6.16

Trend Micro House Call
Suspici.31E8D10B
7.2.37

Vba32 AntiVirus
Downloader.OutBrowse
3.12.26.3

VIPRE Antivirus
Threat.4657539
37240

File size:
569.8 KB (583,512 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Common path:
C:\users\{user}\downloads\setup_pack.exe

Digital Signature
Signed by:
Best APP

Authority:
thawte, Inc.

Valid from:
1/11/2015 1:00:00 AM

Valid to:
12/18/2015 12:59:59 AM

Subject:
CN=Best APP, O=Best APP, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
0CE91F0B5E46F8AC407C1289EBDCCF90

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:qMWk6nWPSwFUquGWf8bG2P284MsPTbg6PSuNkufB0CJITh71Y66bPNjmW:qzZsFUtZZ2P2fMsbNPSuCcxII6e7

Entry address:
0x30FA

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, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://get.file26desktop.com/.../get?p=5126&d=24616&l=23800&n=1&productname=setup_pack&dynamicname=setup_pack&filename=setup_pack

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