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pdftoword_setup.exe

OutBrowse

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application pdftoword_setup.exe by OutBrowse has been detected as adware by 18 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. The setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs.
Publisher:
OutBrowse  (signed and verified)

MD5:
4b55cd1c47287f7863d888f8834beceb

SHA-1:
4dba8b95f2dfe77684ded6717a874b3db5fad32f

SHA-256:
18a8e8c96e3faa1d96faf044408856811d917225b2b1d85c04c5c1ecc90dbe65

Scanner detections:
18 / 68

Status:
Adware

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

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/19/2024 10:16:07 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.OutBrowse
2013.12.27

AVG
MalSign.OutBrowse
2014.0.3621

Bkav FE
W32.Clodf3d.Trojan
1.3.0.4613

Comodo Security
TrojWare.Win32.Genome.ukit
17503

Dr.Web
Adware.Downware.1664
9.0.1.0353

ESET NOD32
Win32/OutBrowse (variant)
7.9190

Fortinet FortiGate
Riskware/NSIS_OutBrowse
12/19/2013

herdProtect (fuzzy)
variant of alarmclock_setup.exe (Adware)
2013.12.25.0

IKARUS anti.virus
not-a-virus:Downloader.NSIS
t3scan.2.2.29

K7 AntiVirus
Unwanted-Program
13.174.10644

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
14.0.0.4570

Malwarebytes
PUP.Optional.Smart
v2013.12.19.10

McAfee
Artemis!4B55CD1C4728
5600.7277

Reason Heuristics
PUP.Installer.OutBrowse.P
14.8.7.20

Sophos
Generic PUA AI
4.96

Trend Micro House Call
TROJ_GEN.F47V1115
7.2.353

Vba32 AntiVirus
Downloader.OutBrowse
3.12.24.3

VIPRE Antivirus
OutBrowse
24776

File size:
611.8 KB (626,512 bytes)

File type:
Executable application (Win32 EXE)

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

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

Digital Signature
Signed by:
OutBrowse

Authority:
VeriSign, Inc.

Valid from:
10/24/2013 2:00:00 AM

Valid to:
10/25/2014 1:59:59 AM

Subject:
CN=OutBrowse, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=OutBrowse, L=Ramat Gan, S=Ramat Gan, C=IL

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:
56A6FE571611B68C9224798AD62913CA

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:xn7kKATBRmeN3F6z6b/WGSQ/zbU9wILgXPV9SO9LkHYEMu:xI1muFk6b/fSn2d9dC4EMu

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 pdftoword_setup.exe has been seen being distributed by the following 2 URLs.

http://www.freepdfsolutions.com/.../pdftoword_setup.exe

http://software-files-a.cnet.com/s/software/13/45/10/.../pdftoword_setup.exe

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