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nstedf8.tmp

MAXTEK LLC

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The file nstedf8.tmp by MAXTEK 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:
MAXTEK LLC  (signed and verified)

Version:
1.0.0.0

MD5:
d04c0f74ca31941ed8ba5619b5a6888f

SHA-1:
6f9f23498dc5fb21e7eb4985f7aab4966bc405d5

SHA-256:
e19cd0333ca4b206aa4b28f46af59b8287ffd61321a13e72ad3ccd5794a5886e

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:
5/4/2024 11:23:56 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
17.3.2.23

File size:
4.8 MB (5,040,320 bytes)

Product version:
1.0.0.0

Bundler/Installer:
OutBrowse Revenyou

Common path:
C:\users\{user}\appdata\local\temp\nstedf8.tmp

Digital Signature
Signed by:
MAXTEK LLC

Authority:
thawte, Inc.

Valid from:
12/29/2014 3:00:00 AM

Valid to:
12/30/2015 2:59:59 AM

Subject:
CN=MAXTEK LLC, O=MAXTEK LLC, L=Kharkiv, S=New Brunswick, C=UA

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

Serial number:
5E330605B7CB3B14509516AEA2289E49

File PE Metadata
Compilation timestamp:
9/13/2015 6:48:48 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0x273CB0

Entry point:
55, 8B, EC, B9, 05, 00, 00, 00, 6A, 00, 6A, 00, 49, 75, F9, 53, 56, 57, B8, D4, EA, 60, 00, E8, 44, A2, D9, FF, 33, C0, 55, 68, 92, 42, 67, 00, 64, FF, 30, 64, 89, 20, BF, FA, 06, 00, 00, 8B, 35, F8, 7C, 6C, 00, 81, C6, E4, 1B, 00, 00, 8B, C7, E8, F6, 2D, D9, FF, E8, C5, D6, F3, FF, 8D, 55, EC, B8, 16, 00, 00, 00, E8, 40, 9A, F9, FF, 8B, 45, EC, E8, E4, 60, D9, FF, 50, 8D, 55, E4, B8, 1E, 00, 00, 00, E8, DE, 8C, F9, FF, 8B, 45, E4, E8, CE, 60, D9, FF, 8B, D0, 8D, 45, E8, E8, 10, 5E, D9, FF, 8B, 45, E8, E8...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
2.5 MB (2,569,216 bytes)

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