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pdfunlocker_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 pdfunlocker_setup.exe by Rspark has been detected as adware by 10 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent.
Publisher:
Rspark LLC  (signed and verified)

MD5:
240a281ca617f427cf605d85d371c5b0

SHA-1:
5e2995f0933305c33b640f7ab05f0c1f2226e5e6

SHA-256:
683f86e5f293ec02a547028dcb4466cdb0e0c592dba6387e203dcc1b393fb208

Scanner detections:
10 / 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:
4/18/2024 11:59:40 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Application.Bundler.Outbrowse.E
574

Bitdefender
MemScan:Application.Bundler.Outbrowse.E
1.0.20.955

ESET NOD32
Win32/OutBrowse
9.9962

F-Secure
MemScan:Application.Bundler.Outbrowse
11.2015-10-07_6

G Data
MemScan:Application.Bundler.Outbrowse
15.7.24

Malwarebytes
PUP.Optional.OutBrowse
v2015.07.10.07

MicroWorld eScan
MemScan:Application.Bundler.Outbrowse.E
16.0.0.573

Qihoo 360 Security
Win32/Application.af9
1.0.0.1015

Reason Heuristics
PUP.Outbrowse.Rspark.Bundler (M)
15.7.10.19

Trend Micro House Call
Suspicious_GEN.F47V0611
7.2.191

File size:
921.2 KB (943,344 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
Rspark LLC

Authority:
DigiCert Inc

Valid from:
11/25/2013 2:00:00 AM

Valid to:
1/26/2015 2:00:00 PM

Subject:
CN=Rspark LLC, O=Rspark LLC, L=Seattle, S=Washington, C=US

Issuer:
CN=DigiCert High Assurance Code Signing CA-1, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
0ADE80060D1D9FFF62ADB2CF331C657C

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):
24576:naHXdyZNrNF/4lgGhpwJxmntY1VKc9IsTELQf:aHXc3BqXp6fScKsILE

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:
7.9172

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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