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scantack.ofsvc.dll

Scan Tack

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module scantack.ofsvc.dll by Scan Tack has been detected as adware by 19 anti-malware scanners. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
Scan Tack  (signed and verified)

Version:
1.0.5475.42705

MD5:
f4d4193606abc2af3983c08fd26b07bf

SHA-1:
89c2829d2ae41f6d708c90c8693ff79e0d2d66fa

SHA-256:
0d938a0e295ca4b472e13630b37d5730e28213ccfd2be2e72ee85208cdf5fc0a

Scanner detections:
19 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
4/25/2024 11:17:46 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.Y
6315774

Avira AntiVirus
Adware/BrowseFox.apb
7.11.198.178

avast!
Win32:BrowseFox-J [PUP]
141214-1

AVG
Generic
2015.0.3245

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141229

Bitdefender
Adware.SwiftBrowse.Y
1.0.20.1815

Emsisoft Anti-Malware
Adware.SwiftBrowse.Y
9.0.0.4668

ESET NOD32
MSIL/BrowseFox.L potentially unwanted application
7.0.302.0

F-Prot
W32/A-44ec90a9
v6.4.7.1.166

F-Secure
Adware.SwiftBrowse.Y
5.13.68

G Data
Adware.SwiftBrowse
14.12.24

IKARUS anti.virus
PUA.MSIL.BrowseFox
t3scan.1.8.5.0

K7 AntiVirus
Unwanted-Program
13.188.14484

McAfee
Artemis!F4D4193606AB
5600.6901

MicroWorld eScan
Adware.SwiftBrowse.Y
15.0.0.1089

Norman
Adware.SwiftBrowse.Y
29.12.2014 07:19:03

nProtect
Adware.SwiftBrowse.Y
14.12.29.01

Reason Heuristics
PUP.ScanTack.N
14.12.29.19

VIPRE Antivirus
Threat.4741131
35418

File size:
1.5 MB (1,581,856 bytes)

Product version:
1.0.5475.42705

Original file name:
ScanTack.OfSvc2014122907.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\scantack\bin\plugins\scantack.ofsvc.dll

Digital Signature
Signed by:
Scan Tack

Authority:
VeriSign, Inc.

Valid from:
1/22/2014 12:00:00 AM

Valid to:
1/22/2015 11:59:59 PM

Subject:
CN=Scan Tack, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Scan Tack, 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:
44D91A3142283CE62B23F23C84838B0D

File PE Metadata
Compilation timestamp:
12/29/2014 7:43:37 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
49152:D7TwxaUMp6MIYxMWle2CHwjgAPFa+Cp+HVsiE:fTPpNQUP9PHmi

Entry address:
0x182096

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 02, 00, 00, 00, 71, 00, 00, 00, D8, 20, 18, 00, D8, 02, 18, 00, 52, 53, 44, 53, 49, 40, 4B, 50, 60, BC, A5, 4C, 92, 52, 9C, 4F, 04, B6, 56, E1, 01, 00, 00, 00, 44, 3A, 5C, 55, 74, 69, 6C, 69, 74, 69, 65, 73, 5C, 6B, 34, 73, 33, 33, 75, 63, 76, 2E, 68, 74, 73, 5C, 44, 65, 73, 6B, 74, 6F, 70, 5C, 44, 65, 73, 6B...
 
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Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
1.5 MB (1,573,376 bytes)

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