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helper.dll

Creative Island Media, 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 Creative Island Media has been detected as adware by 11 anti-malware scanners. It is also typically executed from the user's temporary directory.
Publisher:
Creative Island Media, LLC  (signed and verified)

MD5:
6c782c008b2e874c31ee9a2e6a443a3c

SHA-1:
5e7c1fba3925895ca2dad7c187a42c91ab4e8d88

SHA-256:
3f7a3157db7539792f82c27c79665b4dacaae969fffedf08510f82757a20e9ff

Scanner detections:
11 / 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:
4/19/2024 9:36:58 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.Agent.NUR
1037

Bitdefender
Adware.Agent.NUR
1.0.20.465

Emsisoft Anti-Malware
Adware.Agent.NUR
8.14.04.03.01

ESET NOD32
MSIL/Adware.PullUpdate (variant)
8.9578

F-Secure
Adware.Agent.NUR
11.2014-03-04_5

G Data
Adware.Agent.NUR
14.4.24

MicroWorld eScan
Adware.Agent.NUR
15.0.0.279

nProtect
Adware.Agent.NUR
14.03.23.01

Reason Heuristics
PUP.CreativeIslandMedia.G
14.8.7.20

Sophos
Search Donkey
4.98

VIPRE Antivirus
SearchDonkey
27664

File size:
1.3 MB (1,379,704 bytes)

File type:
Dynamic link library (Win32 DLL)

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

Digital Signature
Signed by:
Creative Island Media, LLC

Authority:
VeriSign, Inc.

Valid from:
5/21/2013 1:00:00 AM

Valid to:
5/22/2014 12:59:59 AM

Subject:
CN="Creative Island Media, LLC", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="Creative Island Media, LLC", L=San Diego, 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:
68F23F4D2767F6491DEA9186F2E5CB89

File PE Metadata
Compilation timestamp:
3/20/2014 6:48:23 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:0msZLAFWD/341aape0jAa8Il9/2entVNiEbCrRObWrurT:0XA4D/341aap5XXht7fCrRObWrurT

Entry address:
0xE095D

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 27, 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, C0, C2, 12, 10, E8, 64, 6A, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 78, E3, 13, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 48, 03, 11, 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:
6.5924

Developed / compiled with:
Microsoft Visual C++

Code size:
1 MB (1,100,800 bytes)

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