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exthelper.exe

Extension Helper

Spigot, Inc.

This component is part of the Spigot browser add-on, a web browser addition that is designed to modify the core search provider in order to redirect search queries through partner portals. The application exthelper.exe by Spigot has been detected as adware 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 Spigot Setup installer. It is also typically executed from the user's temporary directory.
Publisher:
Spigot, Inc.  (signed and verified)

Product:
Extension Helper

Description:
Setup

Version:
1, 7, 0, 2

MD5:
8dfe3bdabe3854de5fed314e61c2e3c0

SHA-1:
c24cd02e227f61d2c71f4b63d8490a4c041b4219

SHA-256:
4e30f3745d1068117c09dc4a81f2eec27624ea22383d9d8ebcec39cf2ce7c302

Scanner detections:
1 / 68

Status:
Adware

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:
5/17/2024 6:12:31 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Spigot.Installer (M)
16.3.31.16

File size:
426.3 KB (436,536 bytes)

Product version:
1, 7, 0, 2

Copyright:
Copyright 2014

Original file name:
exthelper.exe

File type:
Executable application (Win32 EXE)

Installer:
Spigot Setup

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\exthelper.exe

Digital Signature
Signed by:
Spigot, Inc.

Authority:
VeriSign, Inc.

Valid from:
9/18/2014 2:00:00 AM

Valid to:
9/19/2015 1:59:59 AM

Subject:
CN="Spigot, Inc.", O="Spigot, Inc.", L=Incline Village, S=Nevada, 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:
4C3D599E302C4F7882544749DD59A53E

File PE Metadata
Compilation timestamp:
11/3/2014 5:04:28 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
6144:RNNJEFJi9/T+sI5CSnCYdSreODm0LCsUE7Ptkta6y5OOwlaV:7yK/Ti/CwOeODm0esUkd6yQlY

Entry address:
0x3AC07

Entry point:
E8, A1, 99, 00, 00, E9, 79, FE, FF, FF, B8, FB, 50, 44, 00, A3, E0, 4D, 46, 00, C7, 05, E4, 4D, 46, 00, E2, 47, 44, 00, C7, 05, E8, 4D, 46, 00, 96, 47, 44, 00, C7, 05, EC, 4D, 46, 00, CF, 47, 44, 00, C7, 05, F0, 4D, 46, 00, 38, 47, 44, 00, A3, F4, 4D, 46, 00, C7, 05, F8, 4D, 46, 00, 73, 50, 44, 00, C7, 05, FC, 4D, 46, 00, 54, 47, 44, 00, C7, 05, 00, 4E, 46, 00, B6, 46, 44, 00, C7, 05, 04, 4E, 46, 00, 43, 46, 44, 00, C3, 8B, FF, 55, 8B, EC, E8, 96, FF, FF, FF, E8, 28, A5, 00, 00, 83, 7D, 08, 00, A3, 8C, 5D...
 
[+]

Code size:
329 KB (336,896 bytes)

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