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javaupdate.exe

Zoobam

This is the Tightrope WebInstall which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application javaupdate.exe by Zoobam has been detected as adware 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 Tightrope WebInstall 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:
Zoobam  (signed and verified)

MD5:
4313fe656e1f08137cf423d1d5b16018

SHA-1:
9c5f84d764432a8c0e80619ee1c9d1556fef1e79

SHA-256:
2e22a0668ed77e685e9a8f392478794efcc419c52cdb3e1a621741f41a8443fd

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
5/21/2024 10:38:08 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tightrope.Zoobam.Bundler (M)
16.4.12.18

File size:
75.8 MB (79,488,448 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tightrope WebInstall (using Nullsoft Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
Zoobam

Authority:
GoDaddy.com, Inc.

Valid from:
10/15/2014 7:27:59 PM

Valid to:
10/15/2017 7:27:59 PM

Subject:
CN=Zoobam, O=Zoobam, L=Kirkland, S=Washington, C=US

Issuer:
CN=Go Daddy Secure Certificate Authority - G2, OU=http://certs.godaddy.com/repository/, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
4EA9D31E75E043

File PE Metadata
Compilation timestamp:
7/15/2014 9:29:31 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:oxpJfslZtuaVd9lpmhwQbift489IVGD4xJFl6Xqb5Kbmkg8SC:sp9sVuaVdvgVbmgGDijyikg5C

Entry address:
0x3345

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, B0, 73, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, C0, 70, 40, 00, 53, FF, 15, 88, 72, 40, 00, 6A, 08, A3, B8, 3C, 42, 00, E8, 2E, 25, 00, 00, 53, 68, 60, 01, 00, 00, A3, C0, 3B, 42, 00, 8D, 44, 24, 38, 50, 53, 68, 43, 74, 40, 00, FF, 15, 64, 71, 40, 00, 68, 38, 74, 40, 00, 68, C0, 33, 42, 00, E8, 1F, 24, 00, 00, FF, 15, BC, 70, 40, 00, 50, BF, 00, 90, 42, 00, 57, E8, 0D, 24, 00, 00...
 
[+]

Entropy:
0.1503

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://javaupdate.dl-direct.com/ttrp.php?iCode=dHJhbnNhY3Rpb25faWQ9MTAyNmIzMDUwNTgwNjg0Nzg0ZTRjOGJmZjE4NmY0JmFmZmlsaWF0ZV9pZD0xMjU3Jm9mZmVyX2lkPTk3MiZnZW89VVMmbmFtZT1KYXZhVXBkYXRlJmV4ZT1odHRwJTNBJTJGJTJGcHJvdGVjdC1kbC5jbyUyRnBzdHdycCUyRmluYSUyRkphdmFVcGRhdGUuZXhl

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