avast.exe

Avast

Apps Installer S.L.

This is the Solimba installer program that will bundle additional offers mostly including adware and various unwanted PC utilities. The application avast.exe, “Avast AppInstaller” by Apps Installer S.L has been detected as adware by 21 anti-malware scanners. The program is a setup application that uses the Solimba DownloadMR installer. The installer uses the Solimba download manager to push adware offers during the download and setup process. Bundled adware includes search and shopping web browser toolbars. 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.
Publisher:
Apps Installer S.L.  (signed and verified)

Product:
Avast

Description:
Avast AppInstaller

Version:
3.0.12.0

MD5:
027a62a0100a76da76d0550c4d17f060

SHA-1:
c8c5dae42d84529af6a6c55c4bcbb185c9139593

SHA-256:
3283344998b1662d34ccf209d2a6e417f06a7a2a646975fb5bc3f50ff491ba28

Scanner detections:
21 / 68

Status:
Adware

Explanation:
This is a wrapped installation of legitimate software (without persmission of the developer) and bundles adware such as toolbars and extensions.

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:
12/26/2024 1:13:37 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Solimba
7.1.1

Avira AntiVirus
APPL/Solimba.Gen
7.11.145.108

avast!
Win32:Solimba-C [PUP]
2014.9-151030

AVG
Skodna.Generic
2016.0.2940

Comodo Security
Application.Win32.Solimba.GW
18173

Dr.Web
Adware.Downware.1125
9.0.1.0303

ESET NOD32
MSIL/Solimba
9.9728

Fortinet FortiGate
Adware/Solimba
10/30/2015

IKARUS anti.virus
APPL
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.176.11896

Malwarebytes
PUP.Optional.Solimba
v2015.10.30.07

McAfee
Artemis!027A62A0100A
5600.6596

NANO AntiVirus
Riskware.Nsis.Downware.cwebzf
0.28.0.59288

Qihoo 360 Security
HEUR/Malware.QVM03.Gen
1.0.0.1015

Reason Heuristics
PUP.Solimba.AppsInstaller.Installer (M)
15.10.30.19

Rising Antivirus
PE:PUF.FirseriaInstaller@CV!1.5C42
23.00.65.151028

Sophos
Mal/Generic-S
4.98

Trend Micro House Call
TROJ_GE.9456247C
7.2.303

Trend Micro
ADW_SOLIMBA
10.465.30

Vba32 AntiVirus
TScope.Trojan.MSIL
3.12.24.3

VIPRE Antivirus
DownloadMR
28622

File size:
209.4 KB (214,384 bytes)

Copyright:
AppInstaller 2013 (131751723)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

Language:
Language Neutral

Common path:
C:\Program Files\valve\cstrike\avast.exe

Digital Signature
Authority:
Thawte, Inc.

Valid from:
2/18/2013 9:00:00 PM

Valid to:
2/19/2015 9:59:59 PM

Subject:
CN=Apps Installer S.L., O=Apps Installer S.L., L=Barcelona, S=Barcelona, C=ES

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

Serial number:
323F44D66AEF890F43C32CFD743A4AD0

File PE Metadata
Compilation timestamp:
2/19/2012 12:01:49 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.22

CTPH (ssdeep):
6144:MsaocyLCqk0FBwKqNdbSvD7Q8bK+T9tld:MtobNk0L6gAGZtld

Entry address:
0x4327

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, FF, 15, 74, 93, 42, 00, C7, 04, 24, 01, 80, 00, 00, FF, 15, 58, 94, 42, 00, 53, C7, 04, 24, 00, 00, 00, 00, FF, 15, 98, 94, 42, 00, 56, A3, 40, 7B, 42, 00, C7, 04, 24, 08, 00, 00, 00, E8, 8D, 3B, 00, 00, A3, 9C, 7B, 42, 00, 8D, 85, 84, FE, FF, FF, 57, C7, 44, 24, 10, 00, 00, 00, 00, C7, 44, 24, 0C, 60, 01, 00, 00, 89, 44, 24, 08, C7, 44, 24, 04, 00, 00, 00, 00, C7, 04, 24, 01, B3, 40, 00, FF, 15, AC, 94, 42, 00, 83, EC, 14, C7, 44, 24, 04, 02, B3, 40, 00, C7...
 
[+]

Code size:
34.5 KB (35,328 bytes)

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

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to cdn.solimba.com  (95.211.6.35:80)

TCP (HTTP):
Connects to api.downloadmr.com  (95.211.39.161:80)

 
http://api.downloadmr.com/installer/97930857/launch

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