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 download2089.mediafire.com and multiple other hosts.
Publisher:
Philipp Winterberg  (signed by Philipp B. Winterberg)

Product:
RAR File Open Knife - Free Opener Installer

Version:
5.50

MD5:
fa5ce77a07861d7b6992f5d74434fdbb

SHA-1:
0eb83cc8747b5abb54432407740153de09619bfa

SHA-256:
a50b27ae9f82c3f2612ac789292cb43edd6c6a2a253f4e8fc826a7a1ee0e6e2f

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 5:48:27 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.OpenCandy
7.1.1

Dr.Web
Threat.Undefined
9.0.1.0364

ESET NOD32
Win32/OpenCandy potentially unsafe application
8.7.0.302.0

Fortinet FortiGate
Riskware/OpenCandy
12/30/2014

G Data
NSIS.Application.OpenCandy
14.12.24

Malwarebytes
PUP.Optional.OpenCandy
v2014.12.30.05

Reason Heuristics
PUP.Installer.PhilippBWinterberg.X
14.12.30.17

Rising Antivirus
PE:PUF.OpenCandy!1.9DE5
23.00.65.141228

Sophos
PUA.OpenCandy
54

Trend Micro House Call
TROJ_GEN.F47V1210
7.2.364

File size:
1 MB (1,092,280 bytes)

Product version:
5.50

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
Authority:
COMODO CA Limited

Valid from:
3/29/2012 8:00:00 PM

Valid to:
3/30/2015 7:59:59 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 5:41:48 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:36tZrkDC+NuoupZWMHG/y8zFXdaZgAhKNJftE4ZO:8JkDC+NZupZ1HYDRV3DftjI

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:
7.9740

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 6 URLs.

http://download2089.mediafire.com/ly8h7q5487vg/.../InstallRARFileOpenKnife.exe

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