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nsb2390.tmp

Sail Machine

This adware bundler is distributed through Adknowledge's advertising supported software managers. The file nsb2390.tmp, “Application Installer ” by Sail Machine 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 Adknowledge Fusion installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from downloads.dwnld19.com.s3-website-us-east-1.amazonaws.com.
Publisher:
Application Installer   (signed by Sail Machine)

Product:
Application Installer

Description:
Application Installer

Version:
3.5.9.2

MD5:
6d3d9bcc0fe27b68052daf8dec8020d1

SHA-1:
9879d841198c021424ce119348d54fe6690b1cf7

SHA-256:
3d600fafce302e202ca7881410ca17754ac4c990b090146a4bb9bb428888095d

Scanner detections:
1 / 68

Status:
Adware

Explanation:
This installer bundles various adware prorgams that may include toolbars and web browser advertising injectors/extensions.

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:
5/18/2024 7:53:34 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adknowledge.SailMach.Bundler (M)
16.6.4.0

File size:
2.1 MB (2,222,952 bytes)

Product version:
3.5.9.2

Copyright:
Copyright (C) 2013 Application Installer

Bundler/Installer:
Adknowledge Fusion

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\nsb2390.tmp

Digital Signature
Signed by:
Sail Machine

Authority:
COMODO CA Limited

Valid from:
1/7/2015 1:00:00 AM

Valid to:
1/8/2016 12:59:59 AM

Subject:
CN=Sail Machine, O=Sail Machine, STREET="4600 Madison Ave, 10th FL", L=Kansas City, S=MO, PostalCode=64112, C=US

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
0093EB50E573F77CB7446B90F07F1211B2

File PE Metadata
Compilation timestamp:
2/26/2015 4:59:52 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:xGIlkxEeFgBloyXn29FeXW6pBjMkb08EDJ7POOMlbpZ3d5UK3dvPNJl36d3SLATN:xNlkSeFgBSAwkb0hVIossCsmU

Entry address:
0x4689F

Entry point:
E8, 40, 8D, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 51, 53, 8B, 45, 0C, 83, C0, 0C, 89, 45, FC, 64, 8B, 1D, 00, 00, 00, 00, 8B, 03, 64, A3, 00, 00, 00, 00, 8B, 45, 08, 8B, 5D, 0C, 8B, 6D, FC, 8B, 63, FC, FF, E0, 5B, C9, C2, 08, 00, 58, 59, 87, 04, 24, FF, E0, 8B, FF, 55, 8B, EC, 51, 51, 53, 56, 57, 64, 8B, 35, 00, 00, 00, 00, 89, 75, FC, C7, 45, F8, 0D, 69, 44, 00, 6A, 00, FF, 75, 0C, FF, 75, F8, FF, 75, 08, E8, C7, 64, 02, 00, 8B, 45, 0C, 8B, 40, 04, 83, E0, FD, 8B, 4D, 0C, 89, 41, 04, 64, 8B, 3D...
 
[+]

Code size:
455 KB (465,920 bytes)

The file nsb2390.tmp has been seen being distributed by the following URL.

http://downloads.dwnld19.com.s3-website-us-east-1.amazonaws.com/.../ns611.exe

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