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freepdftabletinstall.exe

United Starex Limited

The application freepdftabletinstall.exe by United Starex Limited has been detected as a potentially unwanted program by 2 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from 121.54.58.166 and multiple other hosts.
Publisher:
United Starex Limited  (signed and verified)

MD5:
82769a97c3526ee407ea7fd3c5f79275

SHA-1:
96cda44c6196cbc377d86794b8e14ee66f600ad3

SHA-256:
3b04bd759f9e46414ea78de980afc69fee0964c4ec10b2426f1e886ffec29558

Scanner detections:
2 / 68

Status:
Potentially unwanted

Analysis date:
12/28/2024 5:36:28 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.UnitedStarex.Installer.Meta (M)
16.2.27.17

Sophos
United Starex Freeware Installer
4.97

File size:
1.8 MB (1,917,224 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\freepdftabletinstall.exe

Digital Signature
Signed by:
United Starex Limited

Authority:
VeriSign, Inc.

Valid from:
10/13/2011 5:00:00 PM

Valid to:
10/12/2013 4:59:59 PM

Subject:
CN=United Starex Limited, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=United Starex Limited, L=Hong Kong, S=Hong Kong, C=HK

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:
104297DF3220064E2CCA90FE4D98D536

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:kQkkx4CgaZUE9ghNHPH6pfBER8gpwmjdADrRgM0hdUzzHwF9RGyWbpuUrtH27uIF:ek9gz3HH6idAPcdUzzHuf8bpuUWMwh

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:
7.9510

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file freepdftabletinstall.exe has been seen being distributed by the following 2 URLs.

http://121.54.58.166:9204/51BDABCF8349E2D558122F17F49BBDE215C629B4DC7AA4748B5E346DB2B73A7AD36945F5E15D528CE70976700/.../FreePDFTabletInstall.exe

http://pdftablet.s3.amazonaws.com/FreePDFTabletInstall.exe

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