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avira.exe

OUTBROWSE

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application avira.exe by OUTBROWSE has been detected as adware by 16 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent. The file has been seen being downloaded from www.iifreedownload.com.
Publisher:
OUTBROWSE  (signed and verified)

MD5:
4187cbcd48b9fa1a7c613a08d1aa88ae

SHA-1:
0b0e0bd4d52421f13823f103d50886e77a3d557c

SHA-256:
0042e8ccd28a41d17d0d908ba546860c7272ac40a7cb96009e05a5da7b6ff4ff

Scanner detections:
16 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

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:
4/18/2024 2:21:50 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Application.Bundler.Outbrowse.E
964

Avira AntiVirus
APPL/Downloader.Gen
7.11.152.248

AVG
Generic
2015.0.3442

Baidu Antivirus
Trojan.Win32.OutBrowse
4.0.3.14616

Bitdefender
MemScan:Application.Bundler.Outbrowse.E
1.0.20.835

Dr.Web
Adware.Downware.2081
9.0.1.0167

ESET NOD32
Win32/OutBrowse
8.9893

F-Secure
MemScan:Application.Bundler.Outbrowse
11.2014-16-06_2

G Data
MemScan:Application.Bundler.Outbrowse
14.6.24

K7 AntiVirus
Unwanted-Program
13.1712305

Malwarebytes
PUP.Optional.Outbrowse
v2014.06.16.04

MicroWorld eScan
MemScan:Application.Bundler.Outbrowse.E
15.0.0.501

Reason Heuristics
PUP.OUTBROWSE.F
14.8.7.20

Sophos
OutBrowse Revenyou
4.98

Trend Micro House Call
TROJ_GEN.F47V0524
7.2.167

VIPRE Antivirus
OutBrowse
29934

File size:
920.5 KB (942,600 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
OUTBROWSE

Authority:
COMODO CA Limited

Valid from:
4/6/2014 5:00:00 PM

Valid to:
4/7/2015 4:59:59 PM

Subject:
CN=OUTBROWSE, O=OUTBROWSE, STREET=Bialik Number: 143, L=Ramat Gan, S=Israel, PostalCode=5252337, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00A5F03C3A375C11FD6C1C160EE8BFF923

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:jOHXdyZNrNF/4lgGhpwJxmntY1VKc9IsTELQ:iHXc3BqXp6fScKsIL

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9175

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://www.iifreedownload.com/.../download.php?id=537e5cb4bb742&i=150226

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