mid3f5.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 mid3f5.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 ny.offers.multiinstall.com.
Publisher:
Ratio Applications  (signed and verified)

MD5:
7324be8082e5b3d0deeb34bc55c49189

SHA-1:
bfcef00fbccd028ff43aca0e3dc94c84f2de2134

SHA-256:
27dc7d075e79fc3af2aa9d5c359ebc69183a4b9ea671e9ade017e4e821b17eea

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:
5/16/2024 3:13:12 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Injekt (M)
16.7.22.13

File size:
3.9 MB (4,117,712 bytes)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\mid3f5.tmp

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
4/1/2014 2:00:00 AM

Valid to:
4/2/2015 1:59:59 AM

Subject:
CN=Ratio Applications, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Ratio Applications, L=St. James, S=St. James, C=BB

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
352ECA57D8FB6A999A86A031DD989803

File PE Metadata
Compilation timestamp:
6/6/2009 11:41:48 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:TsjEZ4sU6uXkSMx1BTHA68inZVcEml5rhN2ZVUJXMVXLqjEZ4sU6uy:TsjWT1SW1+68um8UJXMqjWTv

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:
7.9813

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file mid3f5.tmp has been seen being distributed by the following URL.

http://ny.offers.multiinstall.com/f47263bd1c1a53d8978324210f086167a0e83d3d159d262a64894545de801fbe.exe

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