TBNotifier.exe

Ask TBNotifier

APN LLC

This is a component of the Ask.com toolbar, a browser extension that will modify the default web browser's search provider, home page and various other settings. 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. It is set to automatically execute when any user logs into Windows (through the local user run registry setting) with the name ‘ApnTBMon’.
Publisher:
APN  (signed by APN LLC)

Product:
Ask TBNotifier

Description:
Ask Toolbar Notifier

Version:
33.15.0.8488

MD5:
962f72e35569753a592810b7eac2aa94

SHA-1:
f2f5f0725a87da9d2d3e48019345f05908edd184

SHA-256:
7f1e7977d613a608f5766478cd23ecef6c343b4bf3e6c3f8dda6bf1aef0b712c

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:
5/3/2024 1:59:05 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Ask (M)
17.3.16.2

File size:
1.9 MB (1,941,576 bytes)

Product version:
33.15.0.8488

Copyright:
© 2017 APN, LLC. All Rights Reserved.

Original file name:
TBNotifier.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

Digital Signature
Signed by:

Authority:
Symantec Corporation

Valid from:
12/23/2016 7:00:00 AM

Valid to:
5/31/2018 6:59:59 AM

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:
643E1CE1B238C7969ABFC62773F3038C

File PE Metadata
Compilation timestamp:
2/22/2017 3:00:53 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x1108E1

Entry point:
E8, E3, 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...
 
[+]

Entropy:
6.4282

Code size:
1.2 MB (1,288,192 bytes)

Startup File (All Users Run)
Registry location:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
ApnTBMon

Command:
"C:\Program Files\askpartnernetwork\toolbar\updater\tbnotifier.exe"


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

TCP (HTTP):
Connects to a104-124-127-137.deploy.static.akamaitechnologies.com  (104.124.127.137:80)

TCP (HTTP):
Connects to a23-206-207-211.deploy.static.akamaitechnologies.com  (23.206.207.211:80)

TCP (HTTP):

TCP (HTTP):

TCP (HTTP):
Connects to a104-93-100-248.deploy.static.akamaitechnologies.com  (104.93.100.248:80)

TCP (HTTP):
Connects to a104-88-195-199.deploy.static.akamaitechnologies.com  (104.88.195.199:80)

TCP (HTTP):
Connects to a104-114-97-190.deploy.static.akamaitechnologies.com  (104.114.97.190:80)

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