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nsl547b.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 nsl547b.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)

MD5:
8b8f901b1fd937e1cd98bfc86d2f95fd

SHA-1:
9c466efd7a4da59a69e1b9a5d3e399a58265ce4d

SHA-256:
5cdbce776b76d4ed2e8a16358930905c704cb385e58fb06c9039415e099ce046

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:
12/26/2024 3:17:52 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
17.3.15.2

File size:
4 MB (4,165,368 bytes)

Bundler/Installer:
OutBrowse Revenyou

Common path:
C:\users\{user}\appdata\local\temp\nsl547b.tmp

Digital Signature
Signed by:
MAXTEK LLC

Authority:
thawte, Inc.

Valid from:
12/28/2014 10:00:00 PM

Valid to:
12/29/2015 9:59:59 PM

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:
6/19/1992 7:22:17 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0x234250

Entry point:
55, 8B, EC, 83, C4, EC, 53, 56, 57, 33, C0, 89, 45, EC, B8, B8, 39, 63, 00, E8, 18, 38, DD, FF, 33, C0, 55, 68, 00, 44, 63, 00, 64, FF, 30, 64, 89, 20, 33, C0, 55, 68, A8, 42, 63, 00, 64, FF, 30, 64, 89, 20, A1, 94, 19, 65, 00, E8, DA, 17, DD, FF, 8D, 55, EC, E8, C6, 62, DD, FF, 8B, 45, EC, E8, 0E, 65, DD, FF, 33, C0, 5A, 59, 59, 64, 89, 10, EB, 14, E9, 27, 03, DD, FF, E8, 3E, 42, DD, FF, E8, 11, 3C, DD, FF, E8, 44, 07, DD, FF, B8, 8C, 19, 65, 00, BA, 14, 44, 63, 00, E8, 69, 15, DD, FF, B8, 94, 19, 65, 00...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
2.2 MB (2,308,608 bytes)

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