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javaupdate.exe

Sanflex

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 Sanflex has been detected as adware by 7 anti-malware scanners. 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:
Sanflex  (signed and verified)

MD5:
5de11679d7e10e3cbf2b9692396d901c

SHA-1:
4733eaae412da4f0e939fe9d4ca1e3e43be20191

SHA-256:
bd1e9faa6dbe28e236ff88e5d834fb5033731fc8cf97e40398ac510b2a5dc85f

Scanner detections:
7 / 68

Status:
Adware

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:
1/14/2025 10:53:19 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/Adware.Gen
7.11.30.172

avast!
Win32:Adware-BRR [Adw]
2014.9-151031

AVG
Generic
2016.0.2939

F-Secure
Adware:W32/WebInstallBundle
11.2015-31-10_7

herdProtect (fuzzy)
variant of thelostcasesofsherlockholmes2-setup.exe (Adware)
2015.10.31.16

Reason Heuristics
PUP.Tightrope.Sanflex.Bundler (M)
15.9.5.0

VIPRE Antivirus
Threat.4783369
32938

File size:
75.8 MB (79,485,536 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:
Sanflex

Authority:
VeriSign, Inc.

Valid from:
7/21/2014 8:00:00 PM

Valid to:
7/21/2017 7:59:59 PM

Subject:
CN=Sanflex, O=Sanflex, L=SAN FRANCISCO, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
42D7699269B5BB95341F5DA022F6E57D

File PE Metadata
Compilation timestamp:
7/15/2014 12:29:31 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:MxpJfslZtuaVd9lpmhwQbift489IVGD4xJFl6Xqb5Kbmkg8S5:gp9sVuaVdvgVbmgGDijyikg55

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:
0.1497

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://dl-direct.com/ttrp.php?transaction_id=1020f36318d7b16d25f4c79d4ad642&affiliate_id=1257&offer_id=972&geo=US&name=JavaUpdate&exe=http://protect-dl.co/pstwrp/.../JavaUpdate.exe

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