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installer.exe

The application installer.exe has been detected as a potentially unwanted program by 8 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:
8f0abd9af85c116b6aec4593fa98ceca

SHA-1:
29274c87d2e315766cf843eb66093c84a5baec76

SHA-256:
af1fa9d5d8ad638df9b35f48de908acab72bb866f22493f374fad51344bfa22d

Scanner detections:
8 / 68

Status:
Potentially unwanted

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

Analysis date:
4/25/2024 8:43:05 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Evo-gen [Susp]
160118-1

AVG
Adware MultiBundle.M
2015.0.4477

Dr.Web
Threat.Undefined
9.0.1.05190

ESET NOD32
Win32/OutBrowse.L potentially unwanted application
7.0.302.0

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
15.0.0.562

McAfee
Program.Adware-OutBrowse
18.0.204.0

Reason Heuristics
PUP.OutBrowse (M)
16.1.23.16

VIPRE Antivirus
Threat.4150696
46444

File size:
102 KB (104,426 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

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

File PE Metadata
Compilation timestamp:
12/6/2009 5:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:agXdZt9P6D3XJ2CWM5Ky/9XO3jR0eWSzUu/0WP:ae34lWMUQ9OzRgW/cY

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:
7.6687

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=Z1dXVpZD04NDk5ZTNhMy0yYjQzLTRhYzktOTE1MS0yZWY2YjhjYWM1NDU

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