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:
3,1,0,2

MD5:
0d65782500d6f1bc03607b6d0a2c6435

SHA-1:
005727c77065d3d6ef11f11b941319f999d6edf7

SHA-256:
27ddfe11eb487ce0ee3b4a1bbf328017991fbc0f02f881a6fb056b20da684746

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:
11/5/2024 2:32:31 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Spigot (M)
16.11.18.15

File size:
304.5 KB (311,832 bytes)

Product version:
3,1,0,2

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:

Authority:
Symantec Corporation

Valid from:
2/9/2015 9:00:00 PM

Valid to:
5/11/2018 8:59:59 PM

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:
1/27/2016 1:16:58 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
6144:vzj4lcA6ePw7QU5FRALVqv4LuZ5oZgJyemMR1Te:v/vAvwVFRA4gLxVemKTe

Entry address:
0x2178C

Entry point:
E8, 0F, A1, 00, 00, E9, 79, FE, FF, FF, B8, EE, C3, 42, 00, A3, 70, 70, 44, 00, C7, 05, 74, 70, 44, 00, D5, BA, 42, 00, C7, 05, 78, 70, 44, 00, 89, BA, 42, 00, C7, 05, 7C, 70, 44, 00, C2, BA, 42, 00, C7, 05, 80, 70, 44, 00, 2B, BA, 42, 00, A3, 84, 70, 44, 00, C7, 05, 88, 70, 44, 00, 66, C3, 42, 00, C7, 05, 8C, 70, 44, 00, 47, BA, 42, 00, C7, 05, 90, 70, 44, 00, A9, B9, 42, 00, C7, 05, 94, 70, 44, 00, 36, B9, 42, 00, C3, 8B, FF, 55, 8B, EC, E8, 96, FF, FF, FF, E8, 96, AC, 00, 00, 83, 7D, 08, 00, A3, 7C, 7F...
 
[+]

Code size:
225 KB (230,400 bytes)

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