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bynwvfrz.2wv

1431026672

Safe sofTwARe SLL

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The file bynwvfrz.2wv by Safe sofTwARe SLL 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. It is also typically executed from the user's temporary directory.
Publisher:
Safe sofTwARe SLL  (signed and verified)

Product:
1431026672

Version:
1.1557.135.0

MD5:
8d4b8bf2d90288612ad42efb100750b9

SHA-1:
9b158d4099ed8d8a07d9a86e324e6599cdc0621c

SHA-256:
ad905ef0933e38ecd02e32d6aad2254c7de3fe16c9e7544b647356b467b8c7c3

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 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:
11/5/2024 8:17:27 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.9.2.20

File size:
629.9 KB (645,024 bytes)

Product version:
1.1557.135.0

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

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\bynwvfrz.2wv

Digital Signature
Signed by:
Safe sofTwARe SLL

Authority:
thawte, Inc.

Valid from:
5/4/2015 3:00:00 AM

Valid to:
1/28/2016 2:59:59 AM

Subject:
CN=Safe sofTwARe SLL, O=Safe sofTwARe SLL, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
4C20C085CF4C70897F4962E5983F401C

File PE Metadata
Compilation timestamp:
12/6/2009 1:52:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:EMuXKL8OIzeVOGitfDDJu0ecpI0G4o2Akj2YoQS8lDd8v6:EJaQcUtfHJnJGR4r9aYNzlB8S

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, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9699

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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