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nsk2a15.tmp

TOV Osya-Trans

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The file nsk2a15.tmp by TOV Osya-Trans 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. The setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs.
Publisher:
TOV Osya-Trans  (signed and verified)

MD5:
8d984a4073c7a8ba820efc8c5ddda800

SHA-1:
ce2a4845bd7e56b81ed7a7a163d043e84bf943a0

SHA-256:
b19d12a5ee40c93aa0bdb6d15b61f749cb95eddf1dfb537f049ce2e01ae5e420

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

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:
4/19/2024 4:40:07 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OutBrowse (M)
17.2.8.11

File size:
5.5 MB (5,740,744 bytes)

Bundler/Installer:
OutBrowse Revenyou

Common path:
C:\users\{user}\appdata\local\temp\nsk2a15.tmp

Digital Signature
Signed by:
TOV Osya-Trans

Authority:
thawte, Inc.

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

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

Subject:
CN=TOV Osya-Trans, O=TOV Osya-Trans, L=Uzhgorod, S=Uzhgorod, C=UA

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

Serial number:
728BC5572A0DA8EBD677D0A17C4B5124

File PE Metadata
Compilation timestamp:
4/29/2015 4:43:56 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0x1C0580

Entry point:
55, 8B, EC, B9, 05, 00, 00, 00, 6A, 00, 6A, 00, 49, 75, F9, 53, 56, 57, B8, FC, 7F, 5B, 00, E8, 90, DA, E4, FF, 33, C0, 55, 68, 2B, 08, 5C, 00, 64, FF, 30, 64, 89, 20, BF, 4A, 02, 00, 00, 8B, 35, 2C, 2D, 61, 00, 81, C6, 49, 02, 00, 00, 8B, C7, E8, 9A, 65, E4, FF, E8, A1, 56, FF, FF, 8D, 55, EC, B8, 16, 00, 00, 00, E8, 94, 64, FF, FF, 8B, 45, EC, E8, 88, 98, E4, FF, 50, 8D, 55, E4, B8, 1E, 00, 00, 00, E8, 42, 57, FF, FF, 8B, 45, E4, E8, 72, 98, E4, FF, 8B, D0, 8D, 45, E8, E8, B4, 95, E4, FF, 8B, 45, E8, E8...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
1.7 MB (1,831,936 bytes)

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