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helper.dll

WebAppTech Coding LLC

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 as well as modify the computer’s system settings that control applications to run on startup. Part of the Injekt brand of unwanted programs. The module helper.dll by WebAppTech Coding has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is also typically executed from the user's temporary directory.
Publisher:
WebAppTech Coding LLC  (signed and verified)

MD5:
e4dd7f3f18cfd5220b9cc915762665ae

SHA-1:
a831664d14c281a7d78c6a70d223c99745c5ef71

SHA-256:
8232266490860d73648e312935f70a1a5b07270c8023655d57ea933aee08a150

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:
4/26/2024 6:54:34 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Injekt.WebAppTechCoding (M)
16.2.21.13

File size:
1.2 MB (1,308,536 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\helper.dll

Digital Signature
Signed by:
WebAppTech Coding LLC

Authority:
VeriSign, Inc.

Valid from:
12/23/2013 7:00:00 PM

Valid to:
12/24/2014 6:59:59 PM

Subject:
CN=WebAppTech Coding LLC, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=WebAppTech Coding LLC, L=Grandville, S=Michigan, C=US

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:
1A6411A4888DF6223DF9C572F9BE2E96

File PE Metadata
Compilation timestamp:
4/24/2014 5:27:59 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:XtOZTpDPrcDGI59Lq3mvkcrTBQpAmjJpBcGbWHwKrYz0EbEs91V1LQ:XslPrjI59Lq3mvkcq3J5bWHFrYz0EYsM

Entry address:
0xD3C5D

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 17, DD, 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, D8, D1, 11, 10, E8, 64, 6A, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 58, DF, 12, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 60, 23, 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...
 
[+]

Entropy:
6.5917

Developed / compiled with:
Microsoft Visual C++

Code size:
1016.5 KB (1,040,896 bytes)

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