java_update.exe

Web Application

Geryon Ads S.L.

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application java_update.exe, “Web Application Setup ” by Geryon Ads S.L has been detected as adware by 15 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. With this installer, users are expecting to download the free Oracle Java Runtime but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
Generic   (signed by Geryon Ads S.L.)

Product:
Web Application

Description:
Web Application Setup

Version:
4.2.5.8

MD5:
31642f7b942868f12bab4e5e8a180464

SHA-1:
9c3fceabc3293e3df856bf31f7eac71498fb0c00

SHA-256:
ddb7c6902b4f5c6a310b9260a462f53234c487464b8f71f6fbec97d92d2f1828

Scanner detections:
15 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
11/1/2024 5:34:51 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2016.0.3057

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.1575

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Trojan.InstallCore.151
9.0.1.0186

ESET NOD32
Win32/InstallCore.ZM potentially unwanted (variant)
9.11815

Fortinet FortiGate
Riskware/InstallCore
7/5/2015

G Data
Win32.Application.InstallCore.EG
15.7.25

K7 AntiVirus
Unwanted-Program
13.205.16308

Malwarebytes
v2015.07.05.05

McAfee
Artemis!31642F7B9428
5600.6713

Reason Heuristics
PUP.GeryonAds.Installer (M)
15.7.5.17

Trend Micro House Call
Suspicious_GEN.F47V0609
7.2.186

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.4

VIPRE Antivirus
InstallCore
41296

ViRobot
Adware.Agent.704064[h]
2014.3.20.0

File size:
687.6 KB (704,064 bytes)

Product version:
5.6.8

Copyright:
Program

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
6/15/2014 8:00:00 PM

Valid to:
6/16/2015 7:59:59 PM

Subject:
CN=Geryon Ads S.L., OU=IT, O=Geryon Ads S.L., L=Barcelona, S=Barcelona, C=ES

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
71F910550D2DD2713679787B12FF2EA0

File PE Metadata
Compilation timestamp:
6/19/1992 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:LHeGF+JxTmQV22wo+SAjhpTR4Vrm4a180DqrRU8Owoj9l7:LHeS+/TxJejhpTR4k17uU8O97

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.8910

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

The file java_update.exe has been seen being distributed by the following 12 URLs.

http://cdn.download4windowsfiles.com/c?x=B79dQ3vF3K9YOrJxA57NxZVU8rzaadyrwO jhrq8iOI=&c=Cic2yzeYLAOSP2SxihzaYJjjLk21Nb3/ k3ctO zBrKiaXn4h1g4tc2mL4H2eJDVZzGsjXxC2M4YfyWFt1uAm9VGzUCgPPEXRJRKCpz4R1epGRSPG1oHkgCXaKDXxkSl&fallback_url=http://cdn.download4windowsfiles.com&downloadAs=Java_Update.exe

http://cdn.download4windowsfiles.com/c?x=cNQI9ZkS9i4ZjLjDg3jIkYV0hnLL0JRbTEvO iNhx94=&c=n2WVAcHW7wxhA x64Pw6iKjbmivLS7EGZbGgM hBa7yHVLb8KMGUcOTFrSabJHFxMYbXl9125xqomhiMF9Zp8X/Drtqq8OnqpwCfm5lMPxvBwEGU/ZWdTXHxwZHoMLFm&fallback_url=http://cdn.download4windowsfiles.com&downloadAs=Java_Update.exe

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