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setup.exe

Plugin Update SL

This is the Softpulse installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application setup.exe by Plugin Update SL 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 Softpulse SoftwareBundler installer. The file has been seen being downloaded from www.winsoftfirst.com.
Publisher:
Plugin Update SL  (signed and verified)

Version:
1.0.0.1

MD5:
c24a4cc07f3b66a321f291a3bf98f4df

SHA-1:
5424d0c5eb7beb152743e1b894f7db76224409f5

SHA-256:
d3a6bb5990b0a7fc164d1a9ab3e5c4d05f45f113a7f2e9cf231d266b8c2ca1f5

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:
11/5/2024 2:28:00 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Softpulse.PluginUpdate.Bundler (M)
16.2.19.20

File size:
1.3 MB (1,390,616 bytes)

Product version:
1.0.0.1

Copyright:
Copyright (C) 2014

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Softpulse SoftwareBundler

Language:
English

Common path:
C:\users\{user}\downloads\setup.exe

Digital Signature
Signed by:
Plugin Update SL

Authority:
Thawte, Inc.

Valid from:
6/11/2014 6:00:00 PM

Valid to:
6/12/2015 5:59:59 PM

Subject:
CN=Plugin Update SL, O=Plugin Update SL, L=Guia De Isora, S=Tenerife, C=ES

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
1858913428C49A270BE00711E97381C6

File PE Metadata
Compilation timestamp:
10/1/2014 5:36:57 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
24576:qrKqlGCPcJKwybUDwEZZODYmR9G+gnbkk6XRJfe3DqYO/KpLwFfngWX4VmJPakB:qrKo4ZwCOnYjVmJPaa

Entry address:
0x7D90

Entry point:
E8, C8, 41, 00, 00, E9, 7F, FE, FF, FF, E9, 3E, 27, 00, 00, FF, 35, 94, AE, 47, 00, FF, 15, A4, 70, 41, 00, 85, C0, 74, 02, FF, D0, 6A, 01, 6A, 00, E8, 0A, 49, 00, 00, 59, 59, E9, 22, 49, 00, 00, 55, 8B, EC, 83, EC, 10, EB, 0D, FF, 75, 08, E8, 62, 49, 00, 00, 59, 85, C0, 74, 11, FF, 75, 08, E8, C0, 2C, 00, 00, 59, 85, C0, 74, E6, 8B, E5, 5D, C3, 6A, 01, 8D, 45, FC, C7, 45, FC, 84, 0F, 47, 00, 50, 8D, 4D, F0, E8, 27, 30, 00, 00, 68, 9C, 74, 47, 00, 8D, 45, F0, C7, 45, F0, 7C, 0F, 47, 00, 50, E8, 7C, 27, 00...
 
[+]

Entropy:
7.5715

Code size:
85.5 KB (87,552 bytes)

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

http://www.winsoftfirst.com/down/flash/.../down.php?sid=277&dv1=ad271-ca&kw1=ad271-ca-qyc&uuid=c59ceb4e-57d8-4291-7697-57625a5a132c&dv3=c59ceb4e-57d8-4291-7697-57625a5a132c

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