minecraft181-setup.exe

Blueis

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 minecraft181-setup.exe by Blueis 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. The installer is marketed through download protals and search ads as Minecraft but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Blueis  (signed and verified)

MD5:
aba28eb8ffb6b5d06095da273a3bf3ea

SHA-1:
f8f3799e389cf262044807da0b46c4a40d3ac5d0

SHA-256:
62b2162b4b6050f83601a17a47674f9f3004029c655111870f3a1e195e038f08

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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/25/2024 6:35:40 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tightrope.Blueis.Bundler (M)
16.6.26.2

File size:
834 KB (854,008 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\minecraft181-setup.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
11/7/2014 12:00:00 AM

Valid to:
11/7/2015 11:59:59 PM

Subject:
CN=Blueis, O=Blueis, 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:
58AC2B1B2E1E80F003ECEE0F41F4124A

File PE Metadata
Compilation timestamp:
12/7/2014 4:56:37 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:e9jnxpJA9Kua6nPQSQsTnmc0Q9FxDNiZzSfOr0+z3962z7NbkGfxReeB:KjxpW93nn0InTJDN2efOr0+kaVxRB

Entry address:
0x3522

Entry point:
81, EC, 78, 01, 00, 00, 53, 55, 56, 33, DB, C6, 44, 24, 0C, 20, 57, 8B, EB, BF, A0, 83, 40, 00, 8B, F3, E8, FC, 3C, 00, 00, FF, 15, 08, 87, 40, 00, 68, 01, 80, 00, 00, FF, 15, AC, 80, 40, 00, 53, FF, 15, 0C, 87, 40, 00, 6A, 08, A3, C4, 4C, 42, 00, E8, 26, 2A, 00, 00, 53, 68, 60, 01, 00, 00, A3, 50, 44, 42, 00, 8D, 44, 24, 30, 50, 53, 68, E3, 83, 40, 00, FF, 15, 50, 81, 40, 00, 68, E4, 83, 40, 00, 68, 60, 44, 42, 00, E8, 40, 2C, 00, 00, FF, 15, A8, 80, 40, 00, 50, 68, 00, A0, 42, 00, E8, 2F, 2C, 00, 00, 53...
 
[+]

Entropy:
7.4950

Packer / compiler:
Nullsoft install system v2.x

Code size:
25 KB (25,600 bytes)

The file minecraft181-setup.exe has been seen being distributed by the following URL.

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