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helper.dll

Small Island Development

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 Small Island Development has been detected as adware by 7 anti-malware scanners. It is also typically executed from the user's temporary directory.
Publisher:
Small Island Development  (signed and verified)

MD5:
7e6d60dc2d060d90087d69e1de344a1f

SHA-1:
8e91060068321dbc4a935a08cb50c05fc10d5803

SHA-256:
f6a8eb94073cee7dbb9597fb978ad7d37fd972fc3f4c57b593c587254b5040aa

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:
4/19/2024 11:52:16 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.PullUpdate
7.1.1

AhnLab V3 Security
PUP/Win32.PullUpdate
2015.02.01

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.206.68

ESET NOD32
MSIL/Adware.PullUpdate.A application
7.0.302.0

NANO AntiVirus
Riskware.Win32.PullUpdate.dmgkwy
0.30.0.65070

Panda Antivirus
Adware/TVWizard
15.02.01.04

Reason Heuristics
PUP.Injekt
15.2.1.4

File size:
1.3 MB (1,382,384 bytes)

File type:
Dynamic link library (Win32 DLL)

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

Digital Signature
Signed by:
Small Island Development

Authority:
Symantec Corporation

Valid from:
12/24/2014 1:00:00 AM

Valid to:
2/23/2016 12:59:59 AM

Subject:
CN=Small Island Development, O=Small Island Development, 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:
2ACB4CDCE993E485342ABFA2BCA95A17

File PE Metadata
Compilation timestamp:
1/31/2015 9:26:40 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:eWnCawWx+v0W6UdI7E6R5f24LgpCfcqPuGRbcMcgT9wTj8ZbVkRV4f8VBjnDSj:eWWWxu0lUdI7E6R5fkveuocSmARVkRVw

Entry address:
0xE09D4

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 10, 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, 70, C7, 12, 10, E8, 6D, 6A, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 98, E0, 13, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 2C, 14, 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...
 
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Developed / compiled with:
Microsoft Visual C++

Code size:
1.1 MB (1,104,384 bytes)

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