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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 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from files.downloadnow.com.
Publisher:
Philipp Winterberg  (signed by Philipp B. Winterberg)

Product:
RAR File Open Knife - Free Opener Installer

Version:
7

MD5:
b891a8626607de886d6e000bee04cfda

SHA-1:
708a4a2211f68f270879c7056891700c9f2b5ddc

SHA-256:
a5b93d6205dd027836dc73755b952fb3bff0c0b3da7d1b56fb5aea111e225528

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
12/24/2024 5:38:35 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.10.14.9

File size:
1.1 MB (1,114,984 bytes)

Product version:
7

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 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:c4KN5QCRvV/QmGNAwGC/Og6Ik53uxOue7PZTJftE4oS:EmCj5v5IIuxNe7BFftjoS

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:
7.9745

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 URL.

http://files.downloadnow.com/s/software/14/48/47/.../InstallRARFileOpenKnife.exe

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