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avast-free-antivirus.exe

OCSClient

CHIP Digital GmbH

The application avast-free-antivirus.exe, “CHIP Secured Installer” by CHIP Digital GmbH has been detected as a potentially unwanted program by 30 anti-malware scanners. The program is a setup application that uses the Chip Digital OCSClient installer. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from secure.download-sponsor.de.
Publisher:
CHIP Digital GmbH  (signed and verified)

Product:
OCSClient

Description:
CHIP Secured Installer

Version:
7.00

MD5:
8176616cad13bba04d396644584c57a4

SHA-1:
c9bf0c8da6df3c36e6547342caa88cba156166bf

SHA-256:
2682e8ab0f6fd59ec231df6ff11dfe6b8bcf18d7b42614cbda812f5f91aafeed

Scanner detections:
30 / 68

Status:
Potentially 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:
4/26/2024 12:11:37 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Downloader.YM
376

Agnitum Outpost
Riskware.Agent
7.1.1

Avira AntiVirus
APPL/Downloader.Gen
7.11.177.146

avast!
Adware-gen [Adw]
2014.9-160125

AVG
Downloader.Generic14
2017.0.2854

Bitdefender
Application.Downloader.YM
1.0.20.125

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.DownloadSponsor.DAE
21729

Dr.Web
Adware.Downware.10859, Adware.Downware.3982
9.0.1.025

Emsisoft Anti-Malware
Application.Downloader.YM
8.16.01.25.07

ESET NOD32
Win32/DownloadSponsor.A potentially unwanted application
10.7.0.302.0

F-Prot
W32/A-4024500f
v6.4.7.1.166

F-Secure
Riskware.Application.Downloader.YM
11.2016-25-01_2

G Data
Win32.Application.DownloadSponsor
16.1.25

IKARUS anti.virus
PUA.DownloadSponsor
t3scan.1.9.5.0

K7 AntiVirus
Unwanted-Program
13.184.13697

Malwarebytes
PUP.Optional.DownloadSponsor
v2016.01.25.07

McAfee
Artemis!AC5B9B93E630
5600.6510

MicroWorld eScan
Adware.Agent.OMO
17.0.0.75

NANO AntiVirus
Trojan.Win32.DownloadSponsor.dkkydc
0.30.0.64812

Norman
Application.Downloader.YM
11.20160125

nProtect
Trojan/W32.Staser.961360
15.04.10.01

Panda Antivirus
Trj/Genetic.gen
16.01.25.07

Qihoo 360 Security
HEUR/QVM41.1.Malware.Gen
1.0.0.1077

Quick Heal
PUA.Chipdigita.Gen
1.16.14.00

Reason Heuristics
Win32.Generic
16.1.25.7

Rising Antivirus
PE:Malware.XPACK-HIE/Heur!1.9C48
23.00.65.16123

Sophos
Generic PUA BG
4.98

Total Defense
Heur/TrojanHorse.ZCGA!suspicious
37.1.62.1

Zillya! Antivirus
Trojan.Staser.Win32.2995
2.0.0.2135

File size:
938.8 KB (961,360 bytes)

Product version:
7.00

Copyright:
Copyright © 2014 Chip Digital GmbH

Original file name:
ocsclient.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Chip Digital OCSClient

Language:
German (Germany)

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

Digital Signature
Signed by:
CHIP Digital GmbH

Authority:
Thawte, Inc.

Valid from:
2/24/2014 6:00:00 PM

Valid to:
2/25/2015 5:59:59 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:
7/8/2014 9:40:40 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:K7lw1DxbNXeGQpnmSsR87RAie/kRRU7AAysgfBnnl2z:K7m1DfXeB7RAiej7AAysgpnncz

Entry address:
0x1684

Entry point:
68, 74, 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, BE, 94, 86, 5E, 78, 67, 9E, 43, 9D, C2, E8, 8B, A9, F8, 76, C0, 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, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, FF, CC, 31, 00, 03, 16, 1A, 2D, BC, FF, 5E, B7, 44, B2, 06, 38, F4, C1, 21, 31, 3B, C7, 14, 1B, 51, 28, 94, 81, 40, 89, 85, 2C, 1A, 60, AA, 65, 86, 3A, 4F, AD, 33, 99, 66, CF, 11, B7, 0C, 00...
 
[+]

Entropy:
6.2424

Developed / compiled with:
Microsoft Visual Basic v5.0

Code size:
100 KB (102,400 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=e8aa8b587537d1b1abbf46d6&utm_source=undefined&utm_medium=undefined&utm_campaign=undefined&source=ChromeBundle

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