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pdfunlocker_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 pdfunlocker_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:
a379386ffeef0f89fd671dbc4316c23b

SHA-1:
2cc5c235ba1deb05ef9bc18d7e242c15e6638354

SHA-256:
7ef088bbb2890ddf850f6aeeb5f65edce2c17c477715868a57b91d7f1ded75ee

Scanner detections:
18 / 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:
5/4/2024 10:56:33 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.OutBrowse
2013.12.23

AVG
MalSign.OutBrowse
2014.0.3615

Bkav FE
W32.Clodbf2.Trojan
1.3.0.4613

Comodo Security
TrojWare.Win32.Genome.ukit
17483

Dr.Web
Adware.Downware.1664
9.0.1.0358

ESET NOD32
Win32/OutBrowse (variant)
7.9190

Fortinet FortiGate
Riskware/NSIS_OutBrowse
12/24/2013

herdProtect (fuzzy)
variant of alarmclock_setup.exe (Adware)
2014.1.1.22

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

K7 AntiVirus
Unwanted-Program
13.174.10588

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
14.0.0.4572

Malwarebytes
PUP.Optional.Smart
v2013.12.24.02

McAfee
Artemis!A379386FFEEF
5600.7271

Reason Heuristics
PUP.Installer.OutBrowse.R
14.8.7.20

Sophos
Generic PUA AI
4.96

Trend Micro House Call
TROJ_GEN.F47V1120
7.2.1

Vba32 AntiVirus
Downloader.OutBrowse
3.12.24.3

VIPRE Antivirus
OutBrowse
24644

File size:
611.8 KB (626,512 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
OutBrowse

Authority:
VeriSign, Inc.

Valid from:
10/24/2013 1:00:00 AM

Valid to:
10/25/2014 12:59:59 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 10:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:5nkKATBRmeN3F6z6b/WGSQ/zbU9wILgXPV9SO9LkHYEMN:5k1muFk6b/fSn2d9dC4EMN

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...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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