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icreinstall_java_update.exe

Installer App

GERYON ADS SL.

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_java_update.exe, “Installer App Setup ” by GERYON ADS SL has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the installCore installer. 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:
Program Software   (signed by GERYON ADS SL.)

Product:
Installer App

Description:
Installer App Setup

Version:
4.5.4.2

MD5:
60469dae05984904ac2db36e642d5393

SHA-1:
b76a1971b4bb7ca62bb9eb2d800046c44352b137

SHA-256:
2fa72a941eb488dcea3dbbeecede118004049a5f8b62d4c619a7ddf800e4f839

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
Utilizes the InstallCore download manager that may bundle various adware-type offers.

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:
11/25/2024 2:20:42 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.GERYONADS.Installer (M)
16.2.10.21

File size:
948 KB (970,760 bytes)

Product version:
1.3

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_java_update.exe

Digital Signature
Signed by:
GERYON ADS SL.

Authority:
GlobalSign nv-sa

Valid from:
12/17/2015 10:21:05 PM

Valid to:
6/23/2016 8:17:17 PM

Subject:
CN=GERYON ADS SL., O=GERYON ADS SL., L=Barcelona, S=Barcelona, C=ES

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112181D069E2BE8A14952BA745AD05847F6F

File PE Metadata
Compilation timestamp:
6/20/1992 7:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:NTUO2sYFAnO06EC94MV92fknJi9LvanS1pXuT5QNFUUSdD:NATlFAPu94hf3LOIpX0sGUSdD

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:
7.9363

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

Code size:
39.5 KB (40,448 bytes)

The file icreinstall_java_update.exe has been seen being distributed by the following URL.

http://www.townpackagetower.com/c?x=vV9ozCQTgjs56WVJ//hD8GFuF8NL9h2Yh0nD34OkDLQ=&c=GwQ6kyyIvxjJS4BbOQb8UrmEbw2CnMtgY30XQGL5Hy7/ UyF21ugLHeAMIzz48P0guC4q lscu3qo nybuQRShcgUQnsW9N6zYPbJzL0mcDJat8TqH406LcOioiykWCe&downloadAs=Java_Update.exe&fallback_url=http://javadl.sun.com/webapps/.../AutoDL?BundleId=94214

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to os.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdnus.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdneu.webfilescdn.com  (65.254.40.36:80)

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