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4jsrcas.dll

Mindspark Toolbar Platform for Internet Explorer

Mindspark Interactive Network

This is the Mindpark search assistant web browser extension (BHO) that is used to redirect web searches to the Ask/MyWebSearch search property. It is installed with the Internet Explorer version of the Mindspark branded Mindspark toolbar. The module 4jsrcas.dll, “Mindspark Toolbar Platform” by Mindspark Interactive Network has been detected as a potentially unwanted program by 13 anti-malware scanners. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘Search Assistant BHO’.
Publisher:
Mindspark  (signed by Mindspark Interactive Network)

Product:
Mindspark Toolbar Platform for Internet Explorer

Description:
Mindspark Toolbar Platform

Version:
1.0.7.247

MD5:
da995511144c5c9b5dcee8efa393e170

SHA-1:
6ccc07ee3c4b2f82e6e0c5e08ca75a0cac9c801b

SHA-256:
3f1fb0f6a803130e74a2e0b993b97f24a265b7223c1ab82c7725f383e55f3e2e

Scanner detections:
13 / 68

Status:
Potentially unwanted

Explanation:
Part of the MyWebSearch/Mindspark/Ask web browser extension and toolbar.

Analysis date:
4/28/2024 4:34:30 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Toolbar.MyWebSearch
7.1.1

Arcabit
PUP.WebToolbar.MyWebSearch.eak
1.0.0.425

avast!
Win32:Mindspark-A [PUP]
2014.9-150916

Bkav FE
W32.HfsAdware
1.3.0.6979

Dr.Web
Adware.MyWebSearch.103
9.0.1.0259

ESET NOD32
Win32/Toolbar.MyWebSearch.AS potentially unwanted (variant)
9.11917

F-Prot
W32/Mywebsearch.K.gen
v6.4.7.1.166

herdProtect (fuzzy)
variant of apSrcAs.dll (Adware)
2015.11.18.14

Kaspersky
not-a-virus:WebToolbar.Win32.MyWebSearch
14.0.0.1102

Malwarebytes
PUP.Optional.Mindspark.A
v2015.09.16.12

Reason Heuristics
PUP.MyWebSearch.Mindspark.Toolbar (M)
15.9.16.12

VIPRE Antivirus
MyWebSearch.J
41862

Zillya! Antivirus
Adware.Toolbar.Win32.748
2.0.0.2277

File size:
141.8 KB (145,224 bytes)

Product version:
2.5.15.19

Copyright:
Copyright © 2009-2015 Mindspark Interactive Network, Inc.

Original file name:
t8SrcAs.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\radiorage_4j\bar\1.bin\4jsrcas.dll

Digital Signature
Signed by:
Mindspark Interactive Network

Authority:
VeriSign, Inc.

Valid from:
4/20/2015 3:00:00 AM

Valid to:
6/19/2018 2:59:59 AM

Subject:
CN=Mindspark Interactive Network, O=Mindspark Interactive Network, L=Yonkers, S=New York, 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:
438D4291E43C2DFFEEAAAEE5B6C070B5

Registration
CLSIDs:
{3c35ad63-af1d-4e21-b484-b6651a8efcf9}, {5848763c-2668-44ca-adbe-2999a6ee2858}

COM registered:
Yes

File PE Metadata
Compilation timestamp:
6/17/2015 5:46:06 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:e4BRu9XjwkfImqyZPzjiIqO/JFEcr1dksoH7xXRPDF2n:zeLhPzjdqMJFEcrjMH7F2n

Entry address:
0xE6B1

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 81, 3A, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8D, 42, FF, 5B, C3, 8D, A4, 24, 00, 00, 00, 00, 8D, 64, 24, 00, 33, C0, 8A, 44, 24, 08, 53, 8B, D8, C1, E0, 08, 8B, 54, 24, 08, F7, C2, 03, 00, 00, 00, 74, 15, 8A, 0A, 83, C2, 01, 3A, CB, 74, CF, 84, C9, 74, 51, F7, C2, 03, 00, 00, 00, 75, EB, 0B, D8, 57, 8B, C3, C1, E3, 10, 56, 0B, D8, 8B, 0A, BF, FF, FE, FE, 7E, 8B, C1...
 
[+]

Entropy:
6.4915

Code size:
89.5 KB (91,648 bytes)

Internet Explorer BHO
CLSID:
{5848763c-2668-44ca-adbe-2999a6ee2858}

CLSID name:
Search Assistant BHO


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