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mysteryofsharkisland-setup.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 mysteryofsharkisland-setup.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. The file has been seen being downloaded from files5.playfin.net.
Publisher:
Zoobam  (signed and verified)

MD5:
1e5d45cecdf9efb7cd747db31427dca4

SHA-1:
d566135888cf7112300f7ea5ae25d4b8ef863a86

SHA-256:
2e7bca98272901b20e3657d244f852474855ac7a7272a2a8d3a5c2a8d79b9d59

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:
12/27/2024 9:25:32 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tightrope.Zoobam.Bundler (M)
16.5.3.1

File size:
75.8 MB (79,496,584 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\mysteryofsharkisland-setup.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:
12/7/2014 8:56:37 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:M9jnxpJA9Kua6nPQSQsTnmc0Q9FxDNiZzSfOr0+z3962z7NbkGfxReey:wjxpW93nn0InTJDN2efOr0+kaVxRy

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:
0.1516

Packer / compiler:
Nullsoft install system v2.x

Code size:
25 KB (25,600 bytes)

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

http://files5.playfin.net/dl?bc=512523&geo

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