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nsa56b6.tmp

Ratio Applications

The software will display additional offers (such as adware) during installation including a browser toolbar/extension as well as advertising injection software (part of the Injekt brand). The file nsa56b6.tmp by Ratio Applications 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 NSIS (Nullsoft Scriptable Install System) installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from spursx5.tinyboxarcade.com.
Publisher:
Ratio Applications  (signed and verified)

MD5:
7141af5172b17d00aefd5d8a9a2f1dde

SHA-1:
56dd474006bce6c21f231721d31275ed3d8d0fd0

SHA-256:
506d76da5d8a3f45192a891403bcd28a9bff9d9c6eb444152663723b2c072b52

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Injects display ads (banner ads), in-text ads, interstitial ads, or other types of ads in the web browser as well as alters the browsers settings (home page, search, DNS, and security protocols).

Analysis date:
12/26/2024 5:27:04 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Injekt.RatioApplications.Installer (M)
16.1.6.3

File size:
4.6 MB (4,829,632 bytes)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\nsa56b6.tmp

Digital Signature
Signed by:
Ratio Applications

Authority:
Symantec Corporation

Valid from:
2/9/2015 7:00:00 PM

Valid to:
5/11/2016 7:59:59 PM

Subject:
CN=Ratio Applications, O=Ratio Applications, L=St. James, S=St. James, C=BB

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
2C6864FA270A42D59AC5ABB22BC46227

File PE Metadata
Compilation timestamp:
6/6/2009 5:41:48 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:G8r6LTcayZgz++2Evps5olxABa9xtKrbZ2kLZzp8NqPspPgQxPmr6S:G8W3C+5s5GxAW626ZFPIP/5mWS

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9858

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file nsa56b6.tmp has been seen being distributed by the following URL.

http://spursx5.tinyboxarcade.com/tt/.../Setup.exe

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