home

b21iw3v4.n25

saFe insTall OpT

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The file b21iw3v4.n25 by saFe insTall OpT 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 insTall OpT  (signed and verified)

MD5:
f12635def577fe4c95e706ea7afb0ecb

SHA-1:
0c4220bb3d755f32d8eee1fb3b4e1e492444e3f9

SHA-256:
73e573ead7e5b4501d2cf8235f51217a684267e7d844259ebe329dac8640500d

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 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:
11/24/2024 6:29:00 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.10.15.21

File size:
558.1 KB (571,464 bytes)

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

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\b21iw3v4.n25

Digital Signature
Signed by:
saFe insTall OpT

Authority:
thawte, Inc.

Valid from:
3/23/2015 5:00:00 AM

Valid to:
1/28/2016 4:59:59 AM

Subject:
CN=saFe insTall OpT, O=saFe insTall OpT, L=Dublin, S=Dublin, C=IE

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

Serial number:
2D154EC2D5B2A57A0C1599905D1CC29D

File PE Metadata
Compilation timestamp:
12/6/2009 3:52:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:zEuFlIyk87PxAFXQuNY+C2NoQCKK4b0JKxXBJ9wIafF:zbFl7kSJuNDGRJcR/wIa

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:
7.9634

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

Remove b21iw3v4.n25 - Powered by Reason Core Security
herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.