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6c4cc3c2e8e0f7beb32572a511fbf019.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 6c4cc3c2e8e0f7beb32572a511fbf019.exe by OutBrowse has been detected as adware by 14 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. The setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs.
Publisher:
OutBrowse  (signed and verified)

MD5:
6c4cc3c2e8e0f7beb32572a511fbf019

SHA-1:
9abc3008be607eb0f6779af70d5d167981ee5f35

SHA-256:
38fd246792baf73d5569820615068243a50114790c523b1a56e39498ab497f9a

Scanner detections:
14 / 68

Status:
Adware

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

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:
12/25/2024 4:27:49 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
MalSign.OutBrowse
2015.0.3509

Bkav FE
W32.Clod0ef.Trojan
1.3.0.4959

Dr.Web
Adware.Downware.1664
9.0.1.099

Emsisoft Anti-Malware
JS:Trojan.Script.WF
8.14.04.09.08

ESET NOD32
Win32/OutBrowse
8.9491

K7 AntiVirus
Unwanted-Program
13.176.11311

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
14.0.0.4041

McAfee
Artemis!6C4CC3C2E8E0
5600.7165

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.28.0.58101

Reason Heuristics
PUP.OutBrowse.a
14.8.7.20

Sophos
OutBrowse
4.98

Trend Micro House Call
TROJ_GEN.F47V1206
7.2.99

Vba32 AntiVirus
Downloader.OutBrowse
3.12.24.3

VIPRE Antivirus
OutBrowse
27010

File size:
937.6 KB (960,096 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\6c4cc3c2e8e0f7beb32572a511fbf019.exe

Digital Signature
Signed by:
OutBrowse

Authority:
VeriSign, Inc.

Valid from:
10/23/2013 8:00:00 PM

Valid to:
10/24/2014 7:59:59 PM

Subject:
CN=OutBrowse, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=OutBrowse, L=Ramat Gan, S=Ramat Gan, C=IL

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:
56A6FE571611B68C9224798AD62913CA

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:zGmxwao2GGLN/w4TtgKiKD1Y5nYhZlaEOmUdk+s7mh3G7l:DwaoyLNosmKiKpY5g7JOm0k+s7mh3G7l

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:
7.9263

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file 6c4cc3c2e8e0f7beb32572a511fbf019.exe has been seen being distributed by the following 8 URLs.

http://downloader2.downloadinfo.co/download.php?id=d8d59ee23f3407055c25666d40959cfb4afd2555&z=8&p=eyJweSI6ImRpIiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJiciIsIm8iOiJ3aW43IiwiYiI6ImNoMzEiLCJ1X2lkIjoiZGlfNTJiMDNlNTBhNDhhNTcuNTYxNDMyMjEiLCJwYV9pZCI6IjgiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDAtMDAwMCIsInRzIjoxMzg3MjgyMDAwLCJrdyI6InNreXBlIiwiY3UiOiJza3lwZSIsImNhIjpudWxsfQ==

http://downloader2.downloadinfo.co/download.php?id=d8d59ee23f3407055c25666d40959cfb4afd2555&z=8&p=eyJweSI6ImRpIiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJnYiIsIm8iOiJ3aW44IiwiYiI6ImNoMzEiLCJ1X2lkIjoiZGlfNTJhNzM5MDA4YjE5YzcuMTcyODcxODAiLCJwYV9pZCI6IjgiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDAtMDAwMCIsInRzIjoxMzg2NjkwODE2LCJrdyI6InNreXAiLCJjdSI6InNreXAiLCJjYSI6bnVsbH0=

http://downloader2.downloadinfo.co/download.php?id=d8d59ee23f3407055c25666d40959cfb4afd2555&z=8&p=eyJweSI6ImRpIiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJ1cyIsIm8iOiJ3aW43IiwiYiI6ImNoMzEiLCJ1X2lkIjoiZGlfNTJhYmY2MzUwMzUxOTcuNTAwMzA4MjgiLCJwYV9pZCI6IjgiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDAtMDAwMCIsInRzIjoxMzg3MDAxMzk3LCJrdyI6InNreXBlIiwiY3UiOiJza3lwZSIsImNhIjpudWxsfQ==

http://cdn.app2desktop.com/misc/.../skype_setup.exe

http://default-page.com/.../skype?d1=1&d2=1&d3=1&d4=6&d5=00000000

http://downloader2.downloadinfo.co/download.php?id=d8d59ee23f3407055c25666d40959cfb4afd2555&z=8&p=eyJweSI6ImRpIiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJ1cyIsIm8iOiJ3aW43IiwiYiI6ImNoMzEiLCJ1X2lkIjoiZGlfNTJhN2E5MGU5MTYyZTMuNDE3ODcxMjkiLCJwYV9pZCI6IjgiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDAtMDAwMCIsInRzIjoxMzg2NzE5NTAyLCJrdyI6InNreXBlIiwiY3UiOiJza3lwZSIsImNhIjpudWxsfQ==

http://default-page.com/downloader/.../?d1=1&d2=1&d3=8&d4=6&d5=00000000

http://default-page.com/downloader/.../?d1=1&d2=1&d3=1&d4=6&d5=00000000

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