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scantackuntemp.exe

Scan Tack

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application scantackuntemp.exe by Scan Tack has been detected as adware by 13 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. It is also typically executed from the user's temporary directory.
Publisher:
Scan Tack  (signed and verified)

Version:
1.0.0.0

MD5:
50f045e7431fb4863cd80ddde0d3427f

SHA-1:
6b5b04ec798a81f4174317ad0b9decbea1f1577b

SHA-256:
da183b30d64240a1b002b302803d2d9626abbb79acd3bcdc80fd2face30d797f

Scanner detections:
13 / 68

Status:
Adware

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

Analysis date:
4/25/2024 9:14:15 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.Y
826

avast!
Win32:BrowseFox-J [PUP]
2014.9-141101

AVG
Generic
2015.0.3304

Baidu Antivirus
Adware.MSIL.BrowseFox
4.0.3.14111

Bitdefender
Adware.SwiftBrowse.Y
1.0.20.1525

Emsisoft Anti-Malware
Adware.SwiftBrowse.Y
8.14.11.01.08

ESET NOD32
MSIL/BrowseFox (variant)
8.10654

F-Secure
Adware.SwiftBrowse.Y
11.2014-01-11_7

G Data
Adware.SwiftBrowse
14.11.24

K7 AntiVirus
Unwanted-Program
13.185.13866

MicroWorld eScan
Adware.SwiftBrowse.Y
15.0.0.915

nProtect
Adware.SwiftBrowse.Y
14.10.31.01

Reason Heuristics
PUP.ScanTack.O
14.11.1.7

File size:
530.8 KB (543,520 bytes)

Product version:
1.0.0.0

Original file name:
ScanTack Uninstaller.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\scantackuntemp.exe

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:
7/1/2014 10:19:24 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
6144:6Atx2Y8jZxEziVqjmA1wD9SGifrDYGNmtKJelO7fTWSQuU9aCSoUNwrDbkIo0o:6AV8+ZDXrEHKJCpU+UZ

Entry address:
0x82AE6

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, 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, 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...
 
[+]

Entropy:
6.0930

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
515 KB (527,360 bytes)

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