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setup_361.exe

Shanghai Tuizhong Network Technology Studio

The executable setup_361.exe has been detected as malware by 10 anti-virus scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from www.baidu.com.
Publisher:
Shanghai Tuizhong Network Technology Studio  (signed and verified)

MD5:
b5541a11cdb027ed98562722299488a8

SHA-1:
35e8fe7d3aa073c08c4067ce3f2d6bc2c41d9e4a

SHA-256:
c91284cc0ff11bfc621c9964e42548e5159828e03032d2f1bff20f2eacde8420

Scanner detections:
10 / 68

Status:
Malware

Analysis date:
4/23/2024 3:36:20 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.DL.Agent
7.1.1

Bkav FE
W32.Clod525.Trojan
1.3.0.4924

F-Prot
W32/Downldr2.IJOH
v6.4.7.1.166

K7 AntiVirus
Trojan-Downloader
13.176.11239

McAfee
Artemis!B5541A11CDB0
5600.7144

Norman
Suspicious_Gen2.JYJXQ
11.20140501

Trend Micro House Call
TROJ_GEN.R0CBB04K213
7.2.121

Trend Micro
TROJ_GEN.R0CBC0OI613
10.465.01

Vba32 AntiVirus
Backdoor.Agent
3.12.24.3

VIPRE Antivirus
Trojan-Downloader.Trojan
26692

File size:
2.2 MB (2,313,600 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\setup_361.exe

Digital Signature
Signed by:
Shanghai Tuizhong Network Technology Studio

Authority:
VeriSign, Inc.

Valid from:
5/7/2012 8:00:00 AM

Valid to:
5/8/2013 7:59:59 AM

Subject:
CN=Shanghai Tuizhong Network Technology Studio, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Shanghai Tuizhong Network Technology Studio, L=Shanghai, S=Shanghai, C=CN

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:
168C50E807302FBEE40FD964EF54E7FA

File PE Metadata
Compilation timestamp:
12/6/2009 6:50:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:0ngjUNiYQ2nwDk63mET8f1FtN4ZaNP9cWpfj4FxrF:fUN44umET8fTL4AN1coUFx

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:
7.9921

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file setup_361.exe has been seen being distributed by the following URL.

http://www.baidu.com/cb.php?c=IgF_pyfqnHDdnjfvPWm0IZ0qnfK9ujYvn1Dknjc0uARqP1csnHf10ZKET1YYP101n160T1YsPWD4uhRsuAcvm1DknA7b0AwY5HD1rjnLn1TLPWn0IgF_5y9YIZ0lQzqvpg08uA41QguGTa48ugfEuAqLUB49TL0Opyfqn1mk0ZFb5HD0mhYqn0KsTWYs0ZNGujYzPWnkPWTv0AqGujYknWnvPjD0mv-b5HcsnW6snsKEIv3qnHD4PWn40APzm1YYP1f4Pf

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