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update.exe

Trusted Install Software

The application update.exe by Trusted Install Software 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 Tomorrow Software Installer installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from files4.fastdownload6.com.
Publisher:
Modern New Installer  (signed by Trusted Install Software)

Product:
Modern New Installer

Version:
33.9.8.1085

MD5:
17c08fc19c26b73873809a9bd433b44f

SHA-1:
32d0c940a03da25c2050b477d66453e71f69520a

SHA-256:
6dcb2f3490ed0c729abe547a7ce9095995130c971c676b32ba0daaa975a9fe95

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.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/26/2024 6:35:47 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.TomorrowSoftware (M)
17.1.23.7

File size:
872.1 KB (893,000 bytes)

Product version:
33.9.8.1085

Copyright:
Copyright (C) 2015

Original file name:
setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tomorrow Software Installer

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\update.exe

Digital Signature
Signed by:
Trusted Install Software

Authority:
GoDaddy.com, Inc.

Valid from:
9/16/2015 10:38:38 PM

Valid to:
9/16/2016 10:38:38 PM

Subject:
CN=Trusted Install Software, O=Trusted Install Software, L=San Francisco, S=California, 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:
00E2AD3DC1CBA6ED41

File PE Metadata
Compilation timestamp:
9/30/2014 4:28:36 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

Entry address:
0x4AB3

Entry point:
E8, C8, 8D, 00, 00, E9, CA, 86, 00, 00, CC, CC, CC, 81, EC, A0, 00, 00, 00, 8B, 0D, 28, 3B, 41, 00, 8B, 15, 60, 3B, 41, 00, A1, B0, 3A, 41, 00, 56, 8B, B4, 24, A8, 00, 00, 00, 57, 89, 4C, 24, 60, 8D, 4C, 24, 58, 89, 54, 24, 68, 8B, 15, C0, 3A, 41, 00, 51, 89, 44, 24, 5C, A1, 70, 3B, 41, 00, 52, 33, FF, 56, C7, 44, 24, 68, 50, B8, 40, 00, C7, 44, 24, 70, 80, BC, 40, 00, C7, 44, 24, 78, 50, B9, 40, 00, 89, 44, 24, 7C, C7, 84, 24, 80, 00, 00, 00, 30, C7, 40, 00, 89, BC, 24, 84, 00, 00, 00, 89, BC, 24, 88, 00...
 
[+]

Entropy:
7.9681  (probably packed)

Code size:
52.5 KB (53,760 bytes)

The file update.exe has been seen being distributed by the following URL.

http://files4.fastdownload6.com/download/.../dl?bc=1126566&pid=updateadmin&brand=updateadmin.com&c=Mozilla_Firefox&country=PH&cb=924652711&filename=Update.exe&productKey=yfr5srxasvkgzmkw4lpojhd7madm74ez&osName=Windows&osVersion=7&browserName=IE&browserVersion=7&zTmp=1&executable=1195513

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