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tcssetup.exe

SYSJUST CO., LTD.

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from xtupdate.xq.com.tw.
Publisher:
SYSJUST CO., LTD.  (signed and verified)

MD5:
00c2aad41e1dbab8299d398b5fb37db9

SHA-1:
e2ad7e7680e8dcf2614625ad3e93092dffb87189

SHA-256:
aff2ce5b4c5195099b48874e2f94fb1159599921d0ba7e887526049dbb991afd

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
5/15/2024 6:11:22 PM UTC  (today)

File size:
10.8 MB (11,305,280 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\tcssetup.exe

Digital Signature
Signed by:
SYSJUST CO., LTD.

Authority:
Symantec Corporation

Valid from:
1/18/2016 8:00:00 AM

Valid to:
8/6/2017 7:59:59 AM

Subject:
CN="SYSJUST CO., LTD.", O="SYSJUST CO., LTD.", L=Taipei, S=Taiwan, C=TW

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
198426CB3E5FFB5B5F520712A7E394E9

File PE Metadata
Compilation timestamp:
6/7/2009 5:41:54 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
196608:6Ay2BAEM16OZy7TZlzOzWeoVAEnx3gbOWzHb1d12SD0oYtZkA4kStw9V/eeALE9c:nBAEMtUvZtO6jAEnx3gbbT/1BD0vtrSv

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:
7.9998

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file tcssetup.exe has been seen being distributed by the following URL.

http://xtupdate.xq.com.tw/TradeDAS/Installer/DAQTCB/tw/.../TCSSetup.exe

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