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wmsfnb.dll

Surf Island Solutions

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 wmsfnb.dll by Surf Island Solutions has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Surf Island Solutions  (signed and verified)

Version:
1.0.0.1

MD5:
8e9f6bebb4af1373538b31bb3dca0b0f

SHA-1:
ab527554ccff2d5f94a35d18a59b134d223115aa

SHA-256:
b002312a4c3d870952aba264af9e87d2546714b71b525dc4ad2b352f67539388

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:
12/27/2024 6:59:30 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Injekt (M)
16.9.30.8

File size:
1.4 MB (1,457,024 bytes)

Product version:
1.0.0.1

Copyright:
Copyright (C) 2014

File type:
Dynamic link library (Win64 DLL)

Language:
English (United States)

Common path:
C:\ProgramData\blqkstap\dat\wmsfnb.dll

Digital Signature
Signed by:
Surf Island Solutions

Authority:
VeriSign, Inc.

Valid from:
3/3/2014 1:00:00 PM

Valid to:
3/4/2015 12:59:59 PM

Subject:
CN=Surf Island Solutions, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Surf Island Solutions, L=St. James, S=St. James, C=BB

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:
6FB79DDB9BE296B956A7181848AE7E71

File PE Metadata
Compilation timestamp:
1/8/2015 2:19:12 PM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:iIywj0sryQLXsUMBpPBpAx8G27Vch8ewHdmV45kAlcm9XMdeO7aGpVVRPPPam1i:BF4sWwEHB2AxRsWkdm9Xm3/XRPPPam4

Entry address:
0x2A18

Entry point:
48, 89, 5C, 24, 08, 48, 89, 74, 24, 10, 57, 48, 83, EC, 20, 49, 8B, F8, 8B, DA, 48, 8B, F1, 83, FA, 01, 75, 05, E8, FF, 2B, 00, 00, 4C, 8B, C7, 8B, D3, 48, 8B, CE, 48, 8B, 5C, 24, 30, 48, 8B, 74, 24, 38, 48, 83, C4, 20, 5F, E9, A7, FE, FF, FF, CC, CC, CC, 48, 89, 4C, 24, 08, 48, 81, EC, 88, 00, 00, 00, 48, 8D, 0D, 55, C6, 00, 00, FF, 15, 87, 76, 00, 00, 48, 8B, 05, 40, C7, 00, 00, 48, 89, 44, 24, 58, 45, 33, C0, 48, 8D, 54, 24, 60, 48, 8B, 4C, 24, 58, E8, FB, 4B, 00, 00, 48, 89, 44, 24, 50, 48, 83, 7C, 24...
 
[+]

Entropy:
7.9651  (probably packed)

Code size:
34 KB (34,816 bytes)

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