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installer.exe

The application installer.exe has been detected as a potentially unwanted program by 25 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 download1225.mediafire.com and multiple other hosts.
MD5:
e12ccc1b9e504d581cb55dff825f08b1

SHA-1:
d0f093982fb453180b0c8e675d3a8ef557c05495

SHA-256:
ae0a7e5e5ac84b22fb035af08cc1cf542357ad2f7d2236e373bd6bd4092c1804

Scanner detections:
25 / 68

Status:
Potentially unwanted

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

Analysis date:
11/2/2024 1:41:12 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Dropped:Application.OutBrowse.B
917

AhnLab V3 Security
PUP/Win32.OutBrowse
14.08.02

Avira AntiVirus
APPL/Downloader.Gen
7.11.163.28

avast!
Win32:Adware-gen [Adw]
2014.9-140911

Baidu Antivirus
Adware.Win32.OutBrowse
4.0.3.1482

Bitdefender
Dropped:Application.OutBrowse.B
1.0.20.1070

Dr.Web
Adware.Downware.2081
9.0.1.0214

ESET NOD32
Win32/OutBrowse
8.10127

Fortinet FortiGate
Riskware/OutBrowse
8/2/2014

F-Secure
Dropped:Application.OutBrowse.B
11.2014-02-08_7

G Data
Dropped:Application.OutBrowse
14.8.24

IKARUS anti.virus
AdWare.Downware
t3scan.1.6.1.0

K7 AntiVirus
Trojan
13.181.12775

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
14.0.0.3468

McAfee
RDN/Generic PUP.x!c2f
5600.7051

MicroWorld eScan
Dropped:Application.OutBrowse.B
15.0.0.642

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.28.0.59048

Panda Antivirus
Trj/NsisDownloader.A
14.08.02.11

Qihoo 360 Security
Win32/Application.3cb
1.0.0.1015

Rising Antivirus
PE:Trojan.Win32.Generic.16BABC0C!381336588
23.00.65.14731

Sophos
Generic PUA NA
4.98

Trend Micro House Call
TROJ_GEN.F47V0404
7.2.214

Trend Micro
TROJ_GEN.R047C0OED14
10.465.02

Vba32 AntiVirus
Downloader.OutBrowse
3.12.26.3

VIPRE Antivirus
Trojan.Win32.Generic
31454

File size:
965.9 KB (989,066 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):
24576:VE7mcC0Wa3k3p8SJiJYWJipUi7vcJ3YONye1tVAwjbPQl7e:WilQkZpJiGWJipU+EGOA4tVh/PS7e

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...
 
[+]

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 2 URLs.

http://download1225.mediafire.com/kc59a06klnfg/.../installer.exe

http://download1393.mediafire.com/gnq7btisgzwg/.../installer.exe

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