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installer.exe

The application installer.exe has been detected as a potentially unwanted program by 17 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.download2desktop.com.
MD5:
24aa63a963b65b933be6ecf5474ee913

SHA-1:
91874fea51fe77a403273b0b62bac49ce253a533

SHA-256:
d4c8fa876f2db43c2c8e240a73e997026cd2c5177058917abb24edec6a88b3ae

Scanner detections:
17 / 68

Status:
Potentially unwanted

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

Analysis date:
4/16/2024 4:54:04 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.05.25

Avira AntiVirus
PUA/Outbrowse.Gen
8.3.1.6

avast!
Evo-gen [Susp]
150521-0

Dr.Web
Threat.Undefined
9.0.1.05190

ESET NOD32
Win32/OutBrowse.L potentially unwanted
9.11677

Fortinet FortiGate
Riskware/OutBrowse
5/24/2015

F-Prot
W32/Outbrowse.B.gen
v6.4.7.1.166

G Data
Win32.Application.OutBrowse
15.5.25

K7 AntiVirus
Trojan
13.204.16012

Malwarebytes
PUP.Optional.OutBrowse
v2015.05.24.01

McAfee
Program.Adware-OutBrowse
17.6.569.0

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.30.24.1636

SUPERAntiSpyware
Adware.Downloader/Variant
9856

Total Defense
Win32/Tnega.EKIKMED
37.1.62.1

Trend Micro House Call
TROJ_GEN.R01TB01D115
7.2.144

VIPRE Antivirus
Threat.4150696
40432

File size:
102 KB (104,440 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:
12/6/2009 12:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:agXdZt9P6D3XJ2CO5Ky/9XO3jR0eWSzUu/0WG:ae34lOUQ9OzRgW/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...
 
[+]

Entropy:
7.6690

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.download2desktop.com/.../GetMar?p=3022&d=9180&l=1694&n=0&d1=1&clickid=ZjdXVpZD1iMmZlNTY0Mi1iZjA4LTRmMTMtYWNjYy1lYjUwMTIwNWFjMzU

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