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pdftoword_setup.exe

Rspark LLC

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 Rspark has been detected as adware by 15 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:
Rspark LLC  (signed and verified)

MD5:
cf95025ba75da807d181234cf7e9e3cb

SHA-1:
c5d4b39a8ee0e31aaf640997377db72bae219592

SHA-256:
6c60b5a53fe2cf8cc7e2b7db8d7821b55a26b8580c1c8ac087d5718b5e5049b6

Scanner detections:
15 / 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:
4/24/2024 3:05:05 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

AVG
Generic
2015.0.3336

Dr.Web
Threat.Undefined
9.0.1.05190

ESET NOD32
Win32/OutBrowse.AE potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
9/29/2014

F-Prot
W32/Outbrowse.B2.gen
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.183.13521

Malwarebytes
PUP.Optional.Rspark
v2014.09.29.09

McAfee
Adware-OutBrowse
5600.6992

NANO AntiVirus
Trojan.Win32.Generic.dbxkzp
0.28.2.62440

Reason Heuristics
PUP.Installer.Rspark.P
14.9.29.20

Sophos
OutBrowse
4.98

Trend Micro House Call
Suspici.57482F4A
7.2.272

Vba32 AntiVirus
AdWare.OutBrowse
3.12.26.3

VIPRE Antivirus
Threat.4823950
33120

File size:
619.9 KB (634,736 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\users\{user}\Pictures\pdftoword_setup.exe

Digital Signature
Signed by:
Rspark LLC

Authority:
COMODO CA Limited

Valid from:
2/12/2014 2:00:00 AM

Valid to:
2/13/2015 1:59:59 AM

Subject:
CN=Rspark LLC, O=Rspark LLC, STREET="2929 1st ave #405", L=Seattle, S=Washington, PostalCode=98121, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00E4DA7826149424E5DF9F3646FF2E80B9

File PE Metadata
Compilation timestamp:
12/6/2009 12:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:Pvw32XyZ+ticLnAnQ8w/WCZtxQLeryhjm5hLbUoeSij68F/fc8vy4hX:Pv82XyZmncQ8MdMLyy1mjVeS2xM86c

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...
 
[+]

Entropy:
7.9805

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 URL.

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

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