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installer.exe

The application installer.exe has been detected as a potentially unwanted program by 2 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 get.desk2opapps.com.
MD5:
5151b434879e60db8a8439321465d62b

SHA-1:
defc39a80980d539b0b30123bb9acc1aa5d7eeb0

SHA-256:
d555db32a6b70ad24ff35f129d9b9d60fb4bb9073e13a5c0a0138cef9c1e8ce2

Scanner detections:
2 / 68

Status:
Potentially unwanted

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

Analysis date:
11/24/2024 5:41:30 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/OutBrowse.M potentially unwanted application
6.3

Reason Heuristics
Bundler.OutBrowse.ET (M)
16.11.12.11

File size:
102 KB (104,482 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:OgXdZt9P6D3XJBC05Ky/9XO3jR0eWSzUu/0WE:Oe34G0UQ9OzRgW/cb

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...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://get.desk2opapps.com/.../GetMar?p=3022&d=9180&l=1694&n=0&d1=1&clickid=ZmdXVpZD02ZjhkNTNlYS01ZTBkLTRjMTctYmI4NS04MTkzMDdlYzJmNTE

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