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nswbc0f.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 nswbc0f.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:
4ec80204f52f6bdc55b1af6841e3e11c

SHA-1:
d3104bb4ecfae05e28fc143b78afcc1f8cd5dc54

SHA-256:
7bc65e20654bdc9e7c6d11b97d9323e8a32c35768da0ed50c29a8ca9c0862711

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:
12/26/2024 3:38:01 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
17.3.5.19

File size:
6.9 MB (7,267,520 bytes)

Product version:
1.0.0.0

Bundler/Installer:
OutBrowse Revenyou

Common path:
C:\users\{user}\appdata\local\temp\nswbc0f.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:
9/4/2015 11:17:54 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0x1D697C

Entry point:
55, 8B, EC, B9, 05, 00, 00, 00, 6A, 00, 6A, 00, 49, 75, F9, 53, 56, 57, B8, 80, B0, 5C, 00, E8, 30, 77, E3, FF, 33, C0, 55, 68, 57, 72, 5D, 00, 64, FF, 30, 64, 89, 20, BF, FA, 06, 00, 00, 8B, 35, D8, A6, 5E, 00, 81, C6, F9, 06, 00, 00, 8B, C7, E8, 5A, 01, E3, FF, E8, 41, 9D, FE, FF, 8D, 55, EC, B8, 16, 00, 00, 00, E8, 20, 33, FF, FF, 8B, 45, EC, E8, 78, 34, E3, FF, 50, 8D, 55, E4, B8, 1E, 00, 00, 00, E8, BE, 25, FF, FF, 8B, 45, E4, E8, 62, 34, E3, FF, 8B, D0, 8D, 45, E8, E8, A4, 31, E3, FF, 8B, 45, E8, E8...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
1.8 MB (1,922,560 bytes)

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