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setup1664.exe

日历表

Shanghai Zhenrui Network Technology Studio

The executable setup1664.exe has been detected as malware by 6 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 down.tututool.com.
Publisher:
Shanghai Zhenrui Network Technology Studio  (signed and verified)

Product:
日历表

Description:
日历表安装程序

Version:
1.0.1.0

MD5:
69dce5295ad9d0d62d5feb6483e7be03

SHA-1:
1ab0c8f8c8a04d9f9ab5e02f15e3478459dca320

SHA-256:
71570136ee4bc1d86f62f8298e8226de2abbbe7235c2d002468cbf8454aca8ab

Scanner detections:
6 / 68

Status:
Malware

Analysis date:
4/16/2024 8:07:55 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Malware-gen
2014.9-151215

Dr.Web
BackDoor.Infector.133
9.0.1.0349

IKARUS anti.virus
Win32.Malware
t3scan.1.6.1.0

McAfee
Artemis!69DCE5295AD9
5600.6551

Trend Micro House Call
Suspicious_GEN.F47V0710
7.2.349

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.3

File size:
4.3 MB (4,506,600 bytes)

Copyright:
(C) http://www.rilibiao.com.cn/

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\setup1664.exe

Digital Signature
Signed by:
Shanghai Zhenrui Network Technology Studio

Authority:
VeriSign, Inc.

Valid from:
4/14/2014 8:00:00 AM

Valid to:
6/13/2017 7:59:59 AM

Subject:
CN=Shanghai Zhenrui Network Technology Studio, OU=IT, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Shanghai Zhenrui 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:
30C010AB880BF27E6C1D2719FB1F34DD

File PE Metadata
Compilation timestamp:
6/9/2013 3:32:15 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
98304:pdoWOrNt122Igfnwy/BWE49mwWRT/7i5fSfF9QKJfz8wGiQ:Of1F5lfQEF7i5uZlor

Entry address:
0x3370

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, A8, 73, 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, B8, 3C, 42, 00, E8, FE, 24, 00, 00, 53, 68, 60, 01, 00, 00, A3, C0, 3B, 42, 00, 8D, 44, 24, 38, 50, 53, 68, 3B, 74, 40, 00, FF, 15, 58, 71, 40, 00, 68, 30, 74, 40, 00, 68, C0, 33, 42, 00, E8, F0, 23, 00, 00, FF, 15, B0, 70, 40, 00, 50, BF, 00, 90, 42, 00, 57, E8, DE, 23, 00, 00...
 
[+]

Entropy:
7.9975

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file setup1664.exe has been seen being distributed by the following URL.

http://down.tututool.com/down.asp?id=163

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