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avast-free-antivirus.exe

OCSClient

CHIP Digital GmbH

The application avast-free-antivirus.exe by CHIP Digital GmbH has been detected as a potentially unwanted program 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 Chip Digital OCSClient installer. The installer is marketed through download protals and search ads as the free AVAST Antivirus but will also install additional software offers which include adware, PUPs and browser toolbars. The file has been seen being downloaded from secure.download-sponsor.de.
Publisher:
CHIP Digital GmbH  (signed and verified)

Product:
OCSClient

Version:
1.00

MD5:
e6f9dd647fe2e5aa91db8c768020ba26

SHA-1:
728795e37e9bb31ff7e4d14e7d16f5884008de79

SHA-256:
a0da62ea1f7175348530b6d61b405dda6495173a9a04e94ddc5b35193869bc7e

Scanner detections:
1 / 68

Status:
Potentially unwanted

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/5/2024 6:29:05 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ChipDigital.Bundler (M)
16.7.31.1

File size:
598.8 KB (613,200 bytes)

Product version:
1.00

Original file name:
ocsclient.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Chip Digital OCSClient

Language:
English (United States)

Common path:
C:\users\{user}\downloads\avast-free-antivirus.exe

Digital Signature
Signed by:
CHIP Digital GmbH

Authority:
Thawte, Inc.

Valid from:
2/25/2014 12:00:00 AM

Valid to:
2/25/2015 11:59:59 PM

Subject:
CN=CHIP Digital GmbH, O=CHIP Digital GmbH, L=Muenchen, S=Bayern, C=DE

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
0D160B8252A4F0A16FE1255FA0A22E2B

File PE Metadata
Compilation timestamp:
11/27/2013 12:28:37 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:mKWlw1Dx+XASQFfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2d:m7lw1DxI5QFfXeYU43fiysgfBnnl2d

Entry address:
0x1620

Entry point:
68, 08, F6, 40, 00, E8, EE, FF, FF, FF, 00, 00, 00, 00, 00, 00, 30, 00, 00, 00, 40, 00, 00, 00, 00, 00, 00, 00, EF, 4E, 90, D9, AA, 0A, CD, 43, 91, 50, 46, 79, E4, 37, D4, 82, 00, 00, 00, 00, 00, 00, 01, 00, 00, 00, 00, 00, 00, 00, 00, 00, 4F, 43, 53, 43, 6C, 69, 65, 6E, 74, 00, 6E, 64, 72, 65, 5C, 44, 00, 00, 00, 00, FF, CC, 31, 00, 03, 23, 5A, 55, 3A, 3C, E0, 07, 47, B3, 35, 82, 3C, 05, 78, AE, A7, 47, FF, BF, 0B, 62, DE, 67, 44, A8, 40, C9, 76, C0, F9, 23, 95, 3A, 4F, AD, 33, 99, 66, CF, 11, B7, 0C, 00...
 
[+]

Entropy:
6.0821

Developed / compiled with:
Microsoft Visual Basic v5.0

Code size:
96 KB (98,304 bytes)

The file avast-free-antivirus.exe has been seen being distributed by the following URL.

https://secure.download-sponsor.de/?lastchange=1390777200&pid=dhtechradar&cid=192&camps=&campsel=&euid=7bedc90e32db3a0ad1f86726&utm_source=undefined&utm_medium=undefined&utm_campaign=undefined&source=ChromeBundle

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