gmstudio-installer.exe

YoYo Games Ltd.

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from 85.25.74.201 and multiple other hosts.
Publisher:
YoYo Games Ltd.  (signed and verified)

MD5:
7b32a88f7a4bd835c4709ec6acd5a8b0

SHA-1:
f5c7b63fdb76290f0633c688edb3ce61ed26ec1e

SHA-256:
9837f6a4c272d93688784358b6c585417367afe75f04f640fb0fdae9f4969c58

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
11/5/2024 2:35:24 AM UTC  (today)

File size:
135 MB (141,519,856 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\gmstudio-installer.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
1/28/2013 7:00:00 PM

Valid to:
3/29/2016 7:59:59 PM

Subject:
CN=YoYo Games Ltd., OU=Digital ID Class 3 - Microsoft Software Validation v2, O=YoYo Games Ltd., L=Dundee, S=Scotland, C=GB

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:
7C903823DCFD515003E734F4DAB8AF76

File PE Metadata
Compilation timestamp:
12/5/2009 5:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3145728:7OQgLE6Jg2Al+C4o1T2/GVnABnGSVK1Vx9PLdSF7VeG:7gL3RAlv12/SAZDaxRpSF7l

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
8.0000

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file gmstudio-installer.exe has been discovered within the following program.

The Elder Scrolls Online  by Zenimax Online Studios
www.zenimaxonline.com
About 3% of users remove it
 
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The file gmstudio-installer.exe has been seen being distributed by the following 12 URLs.

http://85.25.74.201/.../GMStudio-Installer.exe

https://fcps.blackboard.com/bbcswebdav/.../xid-29383826_2

http://85.25.41.237/.../GMStudio-Installer.exe

http://62.75.197.168/.../GMStudio-Installer.exe

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