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usetup_325.exe

The application usetup_325.exe has been detected as a potentially unwanted program by 5 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. The setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs. The file has been seen being downloaded from tiiny.me and multiple other hosts.
MD5:
61f164622b447b65b3888dec435eb1f0

SHA-1:
d8292de75e08812ac2afea63065dec92d54993d8

SHA-256:
5839b1353cc5600a3bcac216edc18c18f74e082e299a5a632cd86f379f7c21df

Scanner detections:
5 / 68

Status:
Potentially unwanted

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

Analysis date:
5/7/2024 7:54:44 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Downware.2081
9.0.1.0100

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
14.0.0.4036

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.28.0.59048

Qihoo 360 Security
Win32/Virus.Downloader.dd3
1.0.0.1015

Trend Micro House Call
TROJ_GEN.R0CBH07D714
7.2.100

File size:
965.4 KB (988,555 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\usetup_325.exe

File PE Metadata
Compilation timestamp:
12/5/2009 10:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:SJ7mcC0Wa3k3p8SJiJYWJipUi7vcJ3YONye1tVAwjbPQl7C:4ilQkZpJiGWJipU+EGOA4tVh/PS7C

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9242

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file usetup_325.exe has been seen being distributed by the following 10 URLs.

http://tiiny.me/943428

q=http://tiiny.me/943428&redir_token=_FtOQQqxQSrJ6-TureY2XUHuP3B8MTM5NzIwMjIyNUAxMzk3MTE1ODI1

http://tiiny.me/736554

q=http://tiiny.me/736554&redir_token=9eoxEaab4yLNbpIdw0LD_rY91OB8MTQwMTgzMTc3OUAxNDAxNzQ1Mzc5

q=http://tiiny.me/913454&redir_token=LA35ST6zur9HZNNvxpBH_CGoxyR8MTM5NzQwMzE1MUAxMzk3MzE2NzUx

http://tiiny.me/563453

q=http://tiiny.me/563453&redir_token=RDemqpxVhPl2o3tJ_hNA9AbTNoF8MTM5Njg4Njk4MEAxMzk2ODAwNTgw

http://tiiny.me/913454

q=http://tiiny.me/913454&redir_token=R7GpkFR7bNdjGfZ_Q0AyZ4IGUJt8MTM5NzEzMTU2NUAxMzk3MDQ1MTY1

http://black-files.com/.../usetup_325.exe

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