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update_27.exe

SKUNK DOG MEDIA

The application update_27.exe by SKUNK DOG MEDIA 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. The file has been seen being downloaded from files4.fastdownload6.com.
Publisher:
Wealthy Accurate Install System  (signed by SKUNK DOG MEDIA)

Product:
Wealthy Accurate Install System

Version:
62.9.8.4733

MD5:
31495a4664fb9f48e62b2d9dd5d06665

SHA-1:
ef85f23df1c813a533751066002c383908171534

SHA-256:
76fd6624dbc2641a8928605b9bc5ced71711f7af80b73f551e2f7b7fec3d1643

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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
5/5/2024 5:50:32 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.TomorrowSoftware.SKUNKDOGMEDIA.Bundler (M)
16.3.3.20

File size:
757.1 KB (775,264 bytes)

Product version:
62.9.8.4733

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\update_27.exe

Digital Signature
Signed by:
SKUNK DOG MEDIA

Authority:
VeriSign, Inc.

Valid from:
5/22/2015 7:00:00 AM

Valid to:
5/22/2016 6:59:59 AM

Subject:
CN=SKUNK DOG MEDIA, O=SKUNK DOG MEDIA, L=SAN FRANCISCO, S=California, 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:
77AD9C75661D14F8BEF720820AC86007

File PE Metadata
Compilation timestamp:
8/10/2014 10:44:14 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:nxWUBIbQQ1+gXGosxjI8HA++V0jTNl3/9IbTdH51ggDDw6H3KUWEbHHWIg75DpZL:nxTlQ1zXdujI8sef3FwdZ1gkDw6H3KL5

Entry address:
0x1EFB60

Entry point:
60, BE, 00, 60, 53, 00, 8D, BE, 00, B0, EC, FF, 57, EB, 0B, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89, C5, EB, 0B, 01, DB, 75, 07, 8B...
 
[+]

Entropy:
7.9223

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
744 KB (761,856 bytes)

The file update_27.exe has been seen being distributed by the following URL.

http://files4.fastdownload6.com/download/.../dl?bc=1126566&pid=updateadmin&brand=updateadmin.com&c=Internet_Explorer&country=VN&cb=269981969&filename=Update.exe&productKey=k3gu6nq3xekvubo2xpzwqpczr72h3zug&osName=Windows&osVersion=8&browserName=IE&browserVersion=7&zTmp=1&executable=1191457

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