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apnstub.exe

AskStub Application

Ask.com

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 apnstub.exe by Ask.com has been detected as a potentially unwanted program by 5 anti-malware scanners. The program is a setup application that uses the APN Stub installer. This version of the installer will bundle the Ask.com Toolbar, a potentially unwanted web browser extension. It is also typically executed from the user's temporary directory.
Publisher:
Ask.com  (signed and verified)

Product:
AskStub Application

Version:
4.1.0.0

MD5:
8a958602334aa1400bebba9c4f07b1c1

SHA-1:
a42c4fd01a2fa7a2213e76942e09584ef5c25871

SHA-256:
52634de789cc5ba63a445e186d7c888a0032dd64a4609ca3970412f5d7c270db

Scanner detections:
5 / 68

Status:
Potentially unwanted

Explanation:
Bundles that Ask.com toolbar as a third-party offer, a web browser extension that may modify a user's search and home pages.

Analysis date:
4/16/2024 10:44:15 AM UTC  (today)

Scan engine
Detection
Engine version

Boost by Reason
Optional.Ask.H
188838

Dr.Web
Trojan.DownLoader7.16675
9.0.1.039

ESET NOD32
Win32/Bundled.Toolbar.Ask (variant)
8.8488

Reason Heuristics
PUP.Ask.H
14.8.8.2

XVirus List
Win.Detected
2.3.31

File size:
344.9 KB (353,160 bytes)

Product version:
4.1.0.0

Copyright:
Copyright (C) Ask 2011

Original file name:
AskStub.exe

File type:
Executable application (Win32 EXE)

Installer:
APN Stub

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\apnstub.exe

Digital Signature
Signed by:
Ask.com

Authority:
VeriSign, Inc.

Valid from:
6/17/2008 2:00:00 AM

Valid to:
6/18/2011 1:59:59 AM

Subject:
CN=Ask.com, OU=Distribution, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Ask.com, L=Oakland, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2004 CA, OU=Terms of use at https://www.verisign.com/rpa (c)04, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
286F8A30E2EAC6965B936F826A05305D

File PE Metadata
Compilation timestamp:
6/7/2011 7:46:04 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
6144:r1fGc3lv5TLK+xYyyAYeew/9w3OXwWDo1SwPI5kQC/xi78qqqqqqqqqqqqDc:I0Z5Tu+lFew/q3TWDo1fPI5kQZ78qqq1

Entry address:
0x6E87

Entry point:
E8, 67, 32, 00, 00, E9, 79, FE, FF, FF, 8B, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, 48, D4, 41, 00, 89, 0D, 44, D4, 41, 00, 89, 15, 40, D4, 41, 00, 89, 1D, 3C, D4, 41, 00, 89, 35, 38, D4, 41, 00, 89, 3D, 34, D4, 41, 00, 66, 8C, 15, 60, D4, 41, 00, 66, 8C, 0D, 54, D4, 41, 00, 66, 8C, 1D, 30, D4, 41, 00, 66, 8C, 05, 2C, D4, 41, 00, 66, 8C, 25, 28, D4, 41, 00, 66, 8C, 2D, 24, D4, 41, 00, 9C, 8F, 05, 58, D4, 41, 00, 8B, 45, 00, A3, 4C, D4, 41, 00, 8B, 45, 04, A3, 50, D4, 41, 00, 8D, 45, 08, A3, 5C, D4, 41...
 
[+]

Code size:
77 KB (78,848 bytes)

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