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ptg-client-install-win.exe

NCS Pearson, Inc.

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from sis-bedford.tnk12.gov and multiple other hosts.
Publisher:
NCS Pearson, Inc.  (signed and verified)

MD5:
ef454a7a2187153a5e671d336934ed1c

SHA-1:
8696fdbab56269737955026ad6788618c7758313

SHA-256:
bdb0454db5810553ae58a8f0c7565852183164a615fa2d1675ace607c75b514e

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
11/25/2024 9:42:41 AM UTC  (today)

File size:
25.1 MB (26,332,808 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\ptg-client-install-win.exe

Digital Signature
Signed by:
NCS Pearson, Inc.

Authority:
VeriSign, Inc.

Valid from:
2/24/2014 5:00:00 PM

Valid to:
2/17/2017 4:59:59 PM

Subject:
CN="NCS Pearson, Inc.", OU=School Systems, OU=Digital ID Class 3 - Microsoft Software Validation v2, O="NCS Pearson, Inc.", L=Rancho Cordova, 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:
0131B2B330CB49DC818A732106855B2C

File PE Metadata
Compilation timestamp:
12/5/2009 3:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
393216:SPWWzArZt52pJidzfcvXLJkH6aVjsiS/8xCbXhw9ARW1AtkUHWLxyw:o6Z2p0dz0XI5Vj3S/88K9wW1wkz

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:
7.9995

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file ptg-client-install-win.exe has been seen being distributed by the following 3 URLs.

https://sis-bedford.tnk12.gov/powerschool-gradebook/.../PTg-Client-Install-win.exe

http://gaspowerschool.dsisd.k12.mi.us/powerschool-gradebook/.../PTg-Client-Install-win.exe

https://llacs.cliu.org/powerschool-gradebook/.../PTg-Client-Install-win.exe

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