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InstallRARFileOpenKnife.exe

RAR File Open Knife - Free Opener Installer

Philipp B. Winterberg

The application InstallRARFileOpenKnife.exe by Philipp B. Winterberg has been detected as adware by 10 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The installer uses the OpenCandy monitzation platform which will donwload and install offers in the setup for potentially unwanted software including ad/search-supported toolbars. The file has been seen being downloaded from download.cnet.com and multiple other hosts.
Publisher:
Philipp Winterberg  (signed by Philipp B. Winterberg)

Product:
RAR File Open Knife - Free Opener Installer

Version:
6.50

MD5:
6621d7ffb03529b2fe9ee8db437b6249

SHA-1:
be3de89e2ff436d12e7305c39511b4040764ba7e

SHA-256:
197c2eca2c69eab7b4ad455eb3c6d360d6204d0803a9f7aed9237b005d011a3f

Scanner detections:
10 / 68

Status:
Adware

Explanation:
Packages the OpenCandy software bundler that offers to install additional software and may include web browser add-ons and toolbars which display advertising (based on publisher settings and geo context).

Analysis date:
12/25/2024 5:59:18 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.OpenCandy
7.1.1

Dr.Web
Threat.Undefined
9.0.1.058

ESET NOD32
Win32/OpenCandy potentially unsafe application
9.7.0.302.0

Fortinet FortiGate
Riskware/OpenCandy
2/27/2015

G Data
NSIS.Application.OpenCandy
15.2.24

Malwarebytes
PUP.Optional.OpenCandy
v2015.02.27.03

Reason Heuristics
PUP.Installer.PhilippBWinterberg
15.2.27.3

Rising Antivirus
PE:PUF.OpenCandy!1.9DE5
23.00.65.15225

Sophos
PUA.OpenCandy
54

Trend Micro House Call
TROJ_GEN.F47V1210
7.2.58

File size:
1 MB (1,092,256 bytes)

Product version:
6.50

Copyright:
© Philipp Winterberg

Original file name:
InstallRARFileOpenKnife.exe

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
Philipp B. Winterberg

Authority:
COMODO CA Limited

Valid from:
3/29/2012 7:00:00 PM

Valid to:
3/30/2015 6:59:59 PM

Subject:
CN=Philipp B. Winterberg, O=Philipp B. Winterberg, STREET=Mecklenburger Str. 21, L=Münster, S=NRW, PostalCode=48147, C=DE

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

Serial number:
0CA313E6B88E9F097241DB43E8C7D876

File PE Metadata
Compilation timestamp:
6/6/2009 4:41:48 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:+QrjtQiJy4zRgVKxlblzmuJBy5wQ4okkJdARq0Ke/JftE4n:1tLJyoaMjzmuqAQIhftjn

Entry address:
0x30CB

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, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9738

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file InstallRARFileOpenKnife.exe has been seen being distributed by the following 7 URLs.

http://download.cnet.com/.../?appid=10971016

http://files.downloadnow.com/s/software/14/10/14/.../InstallRARFileOpenKnife.exe

http://global-shared-files-lw.softonic.com/be3/de8/.../InstallRARFileOpenKnife.exe

http://www.philippwinterberg.com/.../InstallRARFileOpenKnife.exe

http://software-files-a.cnet.com/s/software/14/10/14/.../InstallRARFileOpenKnife.exe

http://gsf-cf.softonic.com/be3/de8/.../InstallRARFileOpenKnife.exe

http://www.philipp-winterberg.com/.../InstallRARFileOpenKnife.exe

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