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installer_java_english.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 installer_java_english.exe by Sanflex 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:
Sanflex  (signed and verified)

MD5:
2281a540081f56150af48dcd652a4f04

SHA-1:
963d537f3f999e753db22fb69af640bbe100133f

SHA-256:
c3f2f379eae773dc2bc0d1ec3578538406d0df3a354e686c48e3c86a69fd4b1e

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:
4/29/2024 12:33:20 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tightrope (M)
16.7.15.10

File size:
822.6 KB (842,368 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Digital Signature
Signed by:
Sanflex

Authority:
VeriSign, Inc.

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

Valid to:
7/21/2017 6:59:59 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 11:29:31 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:4xpJfslZtuaVd9lpmhwQbift489IVGD4xJFl6Xqb5Kbmkg8S8:cp9sVuaVdvgVbmgGDijyikg58

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:
7.4903

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://codepackjav.freesoftstore.com/.../download?p=MATOMY&trckid=131745|20AW3O4849ZXMEq21Z.uru1xO7ai000.&affid=30679&sdd=1&ce_cid=20AW3O4849ZXMEq21Z.uru1xO7ai000.

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