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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 7 anti-malware scanners. It is also typically executed from the user's temporary directory.
Publisher:
Creative Island Media, LLC  (signed and verified)

MD5:
d76ac055ec1301a65d59231a99dd9c85

SHA-1:
eead4a5abcb6bbb37529cf451f956c927f9a769b

SHA-256:
2064013c8e3f7dcb23f343eda9b16174f027ae5673df8884a7d125c01e459d3e

Scanner detections:
7 / 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:
4/25/2024 4:30:14 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.PullUpdate
7.1.1

Comodo Security
ApplicUnwnt
18124

ESET NOD32
MSIL/Adware.PullUpdate (variant)
8.9692

Qihoo 360 Security
Win32/Trojan.Adware.988
1.0.0.1015

Reason Heuristics
PUP.CreativeIslandMedia.G
14.8.7.20

Trend Micro House Call
TROJ_GEN.F47V0401
7.2.146

VIPRE Antivirus
Injekt
28346

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:imsZLAFWD/341aape0jAa8Il9/2entVNiEbCrRObWrurH:iXA4D/341aap5XXht7fCrRObWrurH

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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