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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:
2, 5, 0, 2

MD5:
cd6eeccf0c8fcc3e33b364ab2a431f89

SHA-1:
fea3f2aa28b3e8935f067655c8674bcb97579775

SHA-256:
51506a63c0146bbc4735b3abff998aa207b6a1ca891aece61be1025dcd9ec1a8

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:
11/23/2024 10:30:00 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Spigot (M)
17.1.6.0

File size:
296.5 KB (303,640 bytes)

Product version:
2, 5, 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:
Symantec Corporation

Valid from:
2/10/2015 1:00:00 AM

Valid to:
5/12/2018 1:59:59 AM

Subject:
CN="Spigot, Inc.", O="Spigot, Inc.", L=Incline Vilalge, S=Nevada, C=US

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

Serial number:
0FE530445BDBABB00E24B3A1FD389919

File PE Metadata
Compilation timestamp:
4/16/2015 10:50:45 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

Entry address:
0x2023C

Entry point:
E8, 0E, A1, 00, 00, E9, 79, FE, FF, FF, C3, B8, 9D, AE, 42, 00, A3, 70, 50, 44, 00, C7, 05, 74, 50, 44, 00, 84, A5, 42, 00, C7, 05, 78, 50, 44, 00, 38, A5, 42, 00, C7, 05, 7C, 50, 44, 00, 71, A5, 42, 00, C7, 05, 80, 50, 44, 00, DA, A4, 42, 00, A3, 84, 50, 44, 00, C7, 05, 88, 50, 44, 00, 15, AE, 42, 00, C7, 05, 8C, 50, 44, 00, F6, A4, 42, 00, C7, 05, 90, 50, 44, 00, 58, A4, 42, 00, C7, 05, 94, 50, 44, 00, E5, A3, 42, 00, C3, 8B, FF, 55, 8B, EC, E8, 96, FF, FF, FF, E8, 94, AC, 00, 00, 83, 7D, 08, 00, A3, 64...
 
[+]

Code size:
219 KB (224,256 bytes)

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