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directshow_setup.exe

Software

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 directshow_setup.exe, “Software Setup ” by Rspark 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 OutBrowse Revenyou installer. It is also typically executed from the user's temporary directory.
Publisher:
Internet app   (signed by Rspark LLC)

Product:
Software

Description:
Software Setup

Version:
4.4.5.7

MD5:
c0630738add9fbe5fc4906a2408d3b70

SHA-1:
ce128e3c0be82cfc50a716ca0b07f1bfbc95cf23

SHA-256:
5ab8798ba6658668252b834bda8514beb0474387a5982a06b539a1d077ca4fe0

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.

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:
11/15/2024 7:19:48 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.9.2.21

File size:
763.9 KB (782,256 bytes)

Product version:
5.8.0

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Inno Setup)

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

Digital Signature
Signed by:
Rspark LLC

Authority:
COMODO CA Limited

Valid from:
3/30/2015 3:00:00 AM

Valid to:
3/30/2016 2:59:59 AM

Subject:
CN=Rspark LLC, OU=Sam Cohen Brown, O=Rspark LLC, STREET=2929 1st Avenue, STREET=405, L=Seattle, S=WA, PostalCode=98121, C=US

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

Serial number:
009B5883FE4688D09B024556FD8F95EF29

File PE Metadata
Compilation timestamp:
6/20/1992 1:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:Vh5GdJ2Bvl1GJGJ9tu3qwNN9shlEGGVfLbaYLMX6IythoyX15M8lCrWLC:Vh5a2D1/9tfwRshlIPg6Iy/no8lCriC

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.8775

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

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