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helper.dll

Injekt 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. Part of the Injekt brand of unwanted programs. The module helper.dll by Injekt has been detected as adware by 3 anti-malware scanners. It is also typically executed from the user's temporary directory.
Publisher:
Injekt LLC  (signed and verified)

MD5:
fc288576383900464d6ad62f1e9b395e

SHA-1:
1096196b402ab3d4cde8bdbfd71308fdc5be71c6

SHA-256:
4e981751abf5e97b843d6049a18ed8f5811f915a73b997ba46037ca57639c80c

Scanner detections:
3 / 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:
4/24/2024 6:33:38 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
MSIL/Adware.PullUpdate (variant)
8.9748

Qihoo 360 Security
Win32/Trojan.Adware.988
1.0.0.1015

Reason Heuristics
PUP.Injekt.G
14.8.8.3

File size:
1.3 MB (1,366,880 bytes)

File type:
Dynamic link library (Win32 DLL)

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

Digital Signature
Signed by:
Injekt LLC

Authority:
VeriSign, Inc.

Valid from:
3/22/2014 8:00:00 PM

Valid to:
6/22/2015 7:59:59 PM

Subject:
CN=Injekt LLC, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Injekt LLC, L=Carlsbad, S=California, 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:
22388FB3C3238D36E8B8ABBBE3903F04

File PE Metadata
Compilation timestamp:
4/25/2014 1:36:23 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:vZmjBXJS40/i02bnUqO1cz4dut6uKJAWCq59eTOagRN+:v+BXU40/MbnUqONrjJ/TkOVRN+

Entry address:
0xDD38D

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 17, E9, 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, 70, 8C, 12, 10, E8, 64, 6A, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, F8, AF, 13, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 6C, D3, 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:
6.6040

Developed / compiled with:
Microsoft Visual C++

Code size:
1 MB (1,089,536 bytes)

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