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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 dl.appsdesktop.com.
MD5:
da7b9b5663089b18289e4831c29df59e

SHA-1:
9fd0b611d8343d48cdde07f5520b1e26b06aa59d

SHA-256:
d1c72be929cd6eb47cab7a0b11a5a689d813d082cb27d85f7bde290dd4104fa4

Scanner detections:
8 / 68

Status:
Potentially unwanted

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

Analysis date:
4/19/2024 4:08:41 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Malware-gen
2014.9-140409

Dr.Web
Adware.Downware.2081
9.0.1.099

ESET NOD32
Win32/OutBrowse
8.9658

McAfee
Adware-OutBrowse
5600.7165

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.28.0.59048

Trend Micro House Call
TROJ_GEN.R0CBH07D914
7.2.99

Trend Micro
TROJ_GEN.R0CBC0OD914
10.465.09

Vba32 AntiVirus
Downloader.OutBrowse
3.12.26.0

File size:
102 KB (104,425 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:
12/5/2009 5:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:agXdZt9P6D3XJWC9bC5Ky/9XO3jR0eWSzUu/0Ww:ae34lMUQ9OzRgW/cH

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:
7.6691

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://dl.appsdesktop.com/DownloadManager/Get?p=3923&d=4585&l=4376&n=1&d1=8931&exeurl=http://windows.microsoft.com/en-US/.../iso&dynamicname=Windows 8

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