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java.exe

The application java.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 www.1freedown.com and multiple other hosts.
MD5:
f17e71e3204e971510285dff4a812a5c

SHA-1:
c8741e95ef6ea8dedf50ca6a0aa3c0210cd7f1f1

SHA-256:
6af61de6024c4883aa69bd54bbb4aec09801fbe8dafed7cb1f1138775b93d519

Scanner detections:
25 / 68

Status:
Potentially unwanted

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

Analysis date:
11/30/2024 11:49:48 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
14.08.01

Avira AntiVirus
APPL/Downloader.F.6
7.11.148.134

avast!
Win32:Malware-gen
2014.9-140801

AVG
MalSign.OutBrowse
2015.0.3396

Baidu Antivirus
HackTool.Win32.OutBrowse
4.0.3.1481

Comodo Security
Application.Win32.OutBrowse.~A
17925

Dr.Web
Adware.Downware.1676
9.0.1.0213

Emsisoft Anti-Malware
Gen:Variant.Dropper.99
8.14.09.10.06

ESET NOD32
Win32/OutBrowse (variant)
8.9308

Fortinet FortiGate
Riskware/NSIS_OutBrowse
8/1/2014

G Data
Win32.Application.OutBrowse
14.8.24

IKARUS anti.virus
not-a-virus:Downloader.NSIS
t3scan.2.2.29

K7 AntiVirus
Unwanted-Program
13.175.10881

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
14.0.0.3475

Malwarebytes
PUP.Optional.OutBrowse
v2014.08.01.01

McAfee
Artemis!9DDCBF0D0925
5600.7052

NANO AntiVirus
Trojan.Win32.OutBrowse.csrlza
0.28.0.58394

Panda Antivirus
Trj/CI.A
14.08.01.01

Quick Heal
TrojanDownloader.NSIS.OutBrowse.B
8.14.14.00

Sophos
Generic PUA CH
4.96

Trend Micro House Call
TROJ_GEN.R047H07AI14
7.2.213

Trend Micro
TROJ_GEN.USDC13ACN
10.465.01

Vba32 AntiVirus
Downloader.OutBrowse
3.12.24.3

VIPRE Antivirus
OutBrowse
25568

File size:
616.5 KB (631,268 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\java.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):
12288:1jFyhCfsMntd1zdwVWyK1EzotWlj+kzVX0xp+lHTNo5uLMxHeXAkepYsq48:1ByhCfsMtpwof1EzotWln3M6VXopa48

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:
7.9775

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file java.exe has been seen being distributed by the following 2 URLs.

http://www.1freedown.com/.../download.php?id=531483625db13&i=adus7

http://www.1freedown.com/download/r/adus7/.../java.exe

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