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helper.dll

Ratio Applications

This is part of an adware program designed to inject advertising in the web browser (banners, text-links) as well as modify the normal behavior of the browser. Part of the Injekt brand of unwanted programs. The module helper.dll by Ratio Applications has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Ratio Applications  (signed and verified)

MD5:
9fef7a0a6399ce7ed26d07f1a325db9f

SHA-1:
280d082ef0b59610417a24e6125243ed7ecf5bb1

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:
11/15/2024 12:30:52 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Injekt (M)
17.2.2.6

File size:
1.3 MB (1,361,888 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Documents and Settings\{user}\Local settings\temp\{random}.tmp\helper.dll

Digital Signature
Signed by:
Ratio Applications

Authority:
Symantec Corporation

Valid from:
2/10/2015 1:00:00 AM

Valid to:
5/12/2016 1:59:59 AM

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:
9/21/2015 5:16:53 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0xDCE54

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 00, DF, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 07, 00, 00, 00, 83, C4, 0C, 5D, C2, 0C, 00, 6A, 0C, 68, 48, 8A, 12, 10, E8, 5D, 6A, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 98, A0, 13, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 08, D4, 10, 10, 85, C9, 74, 0C, FF, 75, 10, 56, FF, 75, 08, FF, D1, 89, 45, E4, 85, C0, 0F, 84, B1, 00, 00, 00, FF, 75, 10, 56, FF, 75, 08, E8, 11, FE, FF, FF, 89, 45, E4...
 
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Developed / compiled with:
Microsoft Visual C++

Code size:
1 MB (1,086,976 bytes)

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