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avg_free.exe

AVG Antivirus Free

Download Manager

This is part of the Air Installer, a download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application avg_free.exe, “AVG Antivirus Free ” by Download Manager has been detected as adware by 21 anti-malware scanners. The program is a setup application that uses the AirInstaller Download Manager installer. The file has been seen being downloaded from aa-download.avg.com.
Publisher:
Download Manager Cert   (signed by Download Manager)

Product:
AVG Antivirus Free

Description:
AVG Antivirus Free

Version:
2.0.83.0

MD5:
22ffde0ae7233ade2af4cf5aec7d65a5

SHA-1:
783bb681f73c51bdbb6b9938c9bee89201786896

SHA-256:
6432000705297b5fc39938e3fd9f149c60d1c11bdc60b28d0b40fab770e853c7

Scanner detections:
21 / 68

Status:
Adware

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/19/2024 2:30:24 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.Graftor.153852
856

Agnitum Outpost
PUA.AirAd
7.1.1

AhnLab V3 Security
PUP/Win32.Installer
2014.10.02

Avira AntiVirus
ADWARE/Adware.Gen
7.11.176.28

avast!
Adware-gen [Adw]
140929-0

AVG
Generic
2015.0.3334

Bitdefender
Gen:Variant.Adware.Graftor.153852
1.0.20.1375

Clam AntiVirus
Win.Adware.Graftor-366
0.98/19469

Dr.Web
Trojan.SMSSend.5492
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Adware.Graftor.153852
14.10.02

ESET NOD32
Win32/AirAdInstaller.A potentially unwanted application
7.0.302.0

F-Secure
Gen:Variant.Adware.Graftor.153852
11.2014-02-10_5

G Data
Gen:Variant.Adware.Graftor.153852
14.10.24

K7 AntiVirus
Unwanted-Program
13.183.13550

Malwarebytes
PUP.Optional.AirInstaller
v2014.10.02.07

MicroWorld eScan
Gen:Variant.Adware.Graftor.153852
15.0.0.825

NANO AntiVirus
Riskware.Win32.AirAdInstaller.dfkmlw
0.28.2.62440

Reason Heuristics
PUP.Installer.DownloadManager.I
14.10.2.6

Rising Antivirus
PE:PUF.Airinstall!1.9C4C
23.00.65.14930

VIPRE Antivirus
Threat.4784938
33520

Zillya! Antivirus
Backdoor.Klon.Win32.1171
2.0.0.1940

File size:
914.9 KB (936,808 bytes)

Product version:
2.0.83.0

Copyright:
(c) Download Manager Cert

Original file name:
setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

Common path:
C:\users\{user}\downloads\avg_free.exe

Digital Signature
Signed by:
Download Manager

Authority:
VeriSign, Inc.

Valid from:
6/10/2014 1:00:00 AM

Valid to:
7/12/2017 12:59:59 AM

Subject:
CN=Download Manager, O=Download Manager, L=Victoria, S=British Columbia, C=CA

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
6771A39C2739AF7082C1C8D8234BB168

File PE Metadata
Compilation timestamp:
9/19/2014 5:28:49 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:K5jidBzc/kf2gs5VKq2w/Sa+/dxvrAuCmqNe4naobjq6BNhyFRR9HMQHnwU9u:K5ufuvg//vFePjTB8RR9HMQHn3s

Entry address:
0x2A24F0

Entry point:
60, BE, 00, F0, 5C, 00, 8D, BE, 00, 20, E3, FF, 57, 83, CD, FF, EB, 10, 90, 90, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89...
 
[+]

Entropy:
7.8741

Packer / compiler:
UPX 2.90LZMA

Code size:
848 KB (868,352 bytes)

The file avg_free.exe has been seen being distributed by the following URL.

http://aa-download.avg.com/filedir/.../avg_free_stb_all_2014_4259.exe

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