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XTLS.dll

XVRNT

kozaka

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module XTLS.dll, “TODO: <File description>” by kozaka has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
TODO: <Company name>  (signed by kozaka)

Product:
XVRNT

Description:
TODO: <File description>

Version:
2.0.0.4

MD5:
effaca1dd23c0fd2a0db5b8f981cea13

SHA-1:
14f1d8703e9e7e080ee54734e3a4d63b1ed3929d

SHA-256:
5c505fd36debbddcdb2c5a19a64b00c39649ad75f9a82e06d542b64e9655580d

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:
4/26/2024 6:15:51 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.2.2.0

File size:
207.8 KB (212,760 bytes)

Product version:
2.0.0.4

Copyright:
TODO: (c) <Company name>. All rights reserved.

Original file name:
XTLS.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\kozaka\bin\xtls.dll

Digital Signature
Signed by:
kozaka

Authority:
VeriSign, Inc.

Valid from:
10/7/2013 3:00:00 AM

Valid to:
10/8/2014 2:59:59 AM

Subject:
CN=kozaka, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=kozaka, 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:
1B38C0B5B092B91BC43EB30DCF78B962

File PE Metadata
Compilation timestamp:
3/18/2014 9:47:28 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x16D77

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, B1, 52, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, B8, 7D, CB, 01, 10, A3, 68, ED, 02, 10, C7, 05, 6C, ED, 02, 10, 73, C2, 01, 10, C7, 05, 70, ED, 02, 10, 27, C2, 01, 10, C7, 05, 74, ED, 02, 10, 60, C2, 01, 10, C7, 05, 78, ED, 02, 10, C9, C1, 01, 10, A3, 7C, ED, 02, 10, C7, 05, 80, ED, 02, 10, F5, CA, 01, 10, C7, 05, 84, ED, 02, 10, E5, C1, 01, 10, C7, 05, 88, ED, 02, 10, 47, C1, 01, 10, C7, 05, 8C, ED, 02, 10, D3, C0...
 
[+]

Entropy:
6.4346

Code size:
138.5 KB (141,824 bytes)

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