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installation.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 installation.exe by OUTBROWSE has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the OutBrowse Revenyou installer. The file has been seen being downloaded from secure-ams.adnxs.com.
Publisher:
OUTBROWSE  (signed and verified)

MD5:
903966d36a6625b315c90261ca208ef7

SHA-1:
355d57c49cfff0bbb9647571121465ce24f6797b

SHA-256:
af5dfc929be84811a507747b210d1ba605d816831565386a8e358b9c91cc3d3b

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
4/16/2024 5:50:08 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.Bundler (M)
16.5.16.16

File size:
621.7 KB (636,576 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
OUTBROWSE

Authority:
COMODO CA Limited

Valid from:
4/7/2014 2:00:00 AM

Valid to:
4/8/2015 1:59:59 AM

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 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:Lj6QpSlYDZEbYhJ3PPcttpoRSJSLm2PG2P0ZzAG0XZ1dfc8vy4h:LRoYVphJ/y/oIJcDTP058Z1i86

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...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

https://secure-ams.adnxs.com/click?AAAAAAAAAAAAAAAAAAAAAAAAAAAAAPA_AAAAAAAAAAAAAAAAAAAAALH510T4_UhIz-Bc_CTcFhYUOvZTAAAAAIeyMwB2AgAA_AcAAAIAAAAZOAIBLTwHAAAAAQBVU0QAVVNEACwB-gBlDAAADbcAAgUAAQIAAJQAxBTFQAAAAAA./cnd=!Mwb0OAim04sCEJnwiAgYrfgcIAI./referrer=https://www.youtube.com/watch/clickenc=http://get.file2desktop.com/.../Get?p=8723&d=12098&l=11517&n=1&productname=GoogleChrome&d1=103&d2=3388039&clickid=UAT_ams1CM_B8-LPhLeLFhACGLHz36aEv7-kSCINNzguMjIzLjIzLjE1MSgBMJT02J8F

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