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updatettessab.exe

Ttessab

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

Version:
1.0.5495.2486

MD5:
726e4f91086a8604217296c8c396e03b

SHA-1:
4ebfb2ab53df390fa50f772a8aef37e6c0634ec3

SHA-256:
905a457a4fff4930e88715cee8fa610a4d8516460edd4fbf3fbf80bdb5cefa5b

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:
12/24/2024 1:07:28 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.8.15

File size:
516.8 KB (529,176 bytes)

Product version:
1.0.5495.2486

Original file name:
Ttessab2015011709.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\ttessab\updatettessab.exe

Digital Signature
Signed by:
Ttessab

Authority:
VeriSign, Inc.

Valid from:
9/19/2013 2:00:00 AM

Valid to:
9/20/2015 1:59:59 AM

Subject:
CN=Ttessab, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Ttessab, 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:
198AA4CA33AF1FC06C47646A032C938B

File PE Metadata
Compilation timestamp:
1/17/2015 10:22:58 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x80FB2

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, 02, 00, 10, 00, 00, 00, 20, 00, 00, 80, 18, 00, 00, 00, 38, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 01, 00...
 
[+]

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

Code size:
508 KB (520,192 bytes)

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