TBNotifier.exe

Ask TBNotifier

APN LLC

This installer is part of the Ask.com (APN) network which will install the Ask.com branded toolbar or browser extension which will take control of the web browser's search functions. The application TBNotifier.exe, “Ask Toolbar Notifier” by APN has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the APN Stub installer. While running, it connects to the Internet address www.search.ask.com on port 80 using the HTTP protocol.
Publisher:
APN  (signed by APN LLC)

Product:
Ask TBNotifier

Description:
Ask Toolbar Notifier

Version:
33.11.0.8284

MD5:
bbb52f1c69be4edd9f6e32197619125a

SHA-1:
f5f4d6b3a63b17618886ba8c85ef927ad9c5346e

SHA-256:
a78962e3ebde2876ba49ba646207c622e7dd4e66b0222108be06b6c49de5ab22

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
5/20/2024 8:28:49 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Ask (M)
17.3.14.20

File size:
1.8 MB (1,928,776 bytes)

Product version:
33.11.0.8284

Copyright:
© 2016 APN, LLC. All Rights Reserved.

Original file name:
TBNotifier.exe

File type:
Executable application (Win32 EXE)

Installer:
APN Stub

Language:
English (United States)

Common path:
C:\Program Files\askpartnernetwork\toolbar\updater\tbnotifier.exe

Digital Signature
Signed by:

Authority:
Symantec Corporation

Valid from:
12/2/2015 7:00:00 PM

Valid to:
5/27/2018 6:59:59 PM

Subject:
CN=APN LLC, O=APN LLC, L=Oakland, S=California, C=US

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
76A1FC71CE00683A2B887A2CFA2F5D6B

File PE Metadata
Compilation timestamp:
10/4/2016 2:36:52 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x10F261

Entry point:
E8, E6, 00, 01, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, 8B, 4C, 24, 04, F7, C1, 03, 00, 00, 00, 74, 24, 8A, 01, 83, C1, 01, 84, C0, 74, 4E, F7, C1, 03, 00, 00, 00, 75, EF, 05, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8B, 01, BA, FF, FE, FE, 7E, 03, D0, 83, F0, FF, 33, C2, 83, C1, 04, A9, 00, 01, 01, 81, 74, E8, 8B, 41, FC, 84, C0, 74, 32, 84, E4, 74, 24, A9, 00, 00, FF, 00, 74, 13, A9, 00, 00, 00, FF, 74, 02, EB, CD, 8D, 41, FF, 8B, 4C, 24, 04, 2B, C1, C3, 8D, 41, FE, 8B...
 
[+]

Code size:
1.2 MB (1,282,048 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to www.search-results.com  (66.235.120.111:80)

TCP (HTTP):
Connects to www.search.ask.com  (23.76.222.3:80)

TCP (HTTP):
Connects to websearch.search-results.com  (199.36.100.106:80)

 
http://websearch.search-results.com/redirect?client=ff&src=kw&tb=GET-SRS&o=632573558&locale=us_ZZ&apn_uid=1897736376&apn_ptnrs=2R&apn_sauid=1265157584&apn_dtid=get001YYPT&q=

TCP (HTTP):
Connects to ss.websearch.ask.com  (174.129.25.170:80)

TCP (HTTP):
Connects to apnstatic.ask.com  (23.67.242.17:80)

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