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ScanTack.exe

Scan Tack

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file ScanTack.exe by Scan Tack has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Scan Tack  (signed and verified)

Version:
1.0.5388.41907

MD5:
d003b1ed4e45c9492d2ca99b64d7f080

SHA-1:
c419af3ca503b29b97efcfea369df46851d2b432

SHA-256:
3f97fa82ac2c5665ca8824d7c7bd6fa76841b77bf00452cf0676eb266e03be34

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
11/23/2024 6:45:42 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.6.19

File size:
509.8 KB (522,016 bytes)

Product version:
1.0.5388.41907

Original file name:
ScanTack.exe

Common path:
C:\Program Files\scantack\bin\tmp9972.tmp

Digital Signature
Signed by:
Scan Tack

Authority:
VeriSign, Inc.

Valid from:
1/21/2014 6:00:00 PM

Valid to:
1/22/2015 5:59:59 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:
10/3/2014 2:16:59 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x7F2C6

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, 5B, 00, 00, 00, 08, F3, 07, 00, 08, D5, 07, 00, 52, 53, 44, 53, F8, AA, 32, C8, 20, 00, 8F, 4D, AB, E8, 1F, EB, 59, D5, 16, 7F, 01, 00, 00, 00, 44, 3A, 5C, 55, 74, 69, 6C, 69, 74, 69, 65, 73, 5C, 75, 32, 78, 6E, 77, 6E, 32, 67, 2E, 74, 6F, 34, 5C, 44, 65, 73, 6B, 74, 6F, 70, 5C, 44, 65, 73, 6B...
 
[+]

Entropy:
5.9281

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

Code size:
501 KB (513,024 bytes)

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