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xtlsapp.dll

PacFunction

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module xtlsapp.dll by PacFunction has been detected as adware by 2 anti-malware scanners.
Publisher:
PacFunction  (signed and verified)

MD5:
94463da24a215cb292e29d529960858f

SHA-1:
fae6e47941c79b35cecd316bb1f8fa7c145cc2be

SHA-256:
5cb34782a5cb745e258e2ca79ba280834c2089dd1915a513559ba722ae16ec83

Scanner detections:
2 / 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:
4/18/2024 8:08:25 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.PacFunction.H
14.3.24.9

VIPRE Antivirus
Adware.Agent
27694

File size:
175.3 KB (179,488 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\pacfunction\bin\xtlsapp.dll

Digital Signature
Signed by:
PacFunction

Authority:
VeriSign, Inc.

Valid from:
1/9/2014 12:00:00 AM

Valid to:
1/9/2015 11:59:59 PM

Subject:
CN=PacFunction, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=PacFunction, 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:
4DF47FADF68D2EB9B8A7923DCCC176FF

File PE Metadata
Compilation timestamp:
3/20/2014 8:36:02 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:0VM6RZsK2q6JMRXwDRXtNfST83ov+nQ327swK7aSnyGo7ey:0v1RXwdLST8TnV727rnyN7b

Entry address:
0xF09B

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, D1, 74, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, A0, 15, 02, 10, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, 18, 10, 02, 10, C9, C2, 08, 00, 8B, FF, 55, 8B, EC, 51, 53, 56, 8B, 35, D8, 10, 02, 10, 57, FF, 35...
 
[+]

Entropy:
6.5548

Code size:
127.5 KB (130,560 bytes)

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