um.exe

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 um.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 set to automatically start when a user logs into Windows via the current user run registry key under the display name ‘UM’.
Publisher:
Spigot, Inc.  (signed and verified)

MD5:
2a0734e655926825b9270bc06b65b058

SHA-1:
6147026a3706759876b9230b1e935c46217e92d8

SHA-256:
1855d5150e6708a9ffca6605ecdd96786a0d33fe80e590452d9155ba48d7cdcc

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:
12/25/2024 6:51:07 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Spigot.Installer (M)
16.7.19.5

File size:
862.7 KB (883,408 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Spigot Setup

Common path:
C:\users\{user}\appdata\roaming\update manager\um.exe

Digital Signature
Signed by:

Authority:
GoDaddy.com, Inc.

Valid from:
1/27/2016 1:06:38 PM

Valid to:
1/16/2017 4:46:38 AM

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

Issuer:
CN=Go Daddy Secure Certificate Authority - G2, OU=http://certs.godaddy.com/repository/, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
07322820879EF483

File PE Metadata
Compilation timestamp:
2/25/2012 12:49:59 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:3+48VXzaMoAnG2hhk1LXo8iM6NySo4gujFZmD+MpHN2LfLn/88QKcKRs/9z:2DSBLXo8i/y6gSP/StqfLwoRG

Entry address:
0x39E3

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 91, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 37, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 93, 40, 00, FF, 15, 84, 81, 40, 00, 68, 04, 93, 40, 00, 68, C0, AD, 46, 00, E8, 19, 27, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 07, 27, 00, 00...
 
[+]

Entropy:
7.7168

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

Startup File (User Run)
Registry location:
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
UM

Command:
C:\users\{user}\appdata\roaming\update manager\um.exe


Remove um.exe - Powered by Reason Core Security