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youkuclient_setup_5.0.1.6161.exe

YouKu Client setup

Youku.com Inc.

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from hz.youku.com.
Publisher:
youkutudou, Inc.  (signed by Youku.com Inc.)

Product:
YouKu Client setup

Description:
Youku Client

Version:
5.0.1.6161

MD5:
f1e8134fa9b6d1cead25187895e345a9

SHA-1:
8e0350e027cd6295809cfbbd04b0477856c65454

SHA-256:
59d8c4788e10aa76007dd17201c32ce80e0c7efd91211e6f72b25f498d1ccbdd

Scanner detections:
1 / 68

Status:
Clean  (1 probable false positive detection)

Explanation:
This is mosty likely a false positive detection, the file is probably clean.

Analysis date:
11/15/2024 2:36:39 PM UTC  (today)

Scan engine
Detection
Engine version

Vba32 AntiVirus
Backdoor.Agent
3.12.26.3

File size:
14.8 MB (15,542,872 bytes)

Product version:
5.0.1.6161

Copyright:
Youku.com All rights reserved.

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\youkuclient_setup_5.0.1.6161.exe

Digital Signature
Signed by:
Youku.com Inc.

Authority:
WoSign eCommerce Services Limited

Valid from:
10/18/2011 12:16:24 AM

Valid to:
10/20/2014 5:58:17 AM

Subject:
E=liujinguo@youku.com, CN=Youku.com Inc., O=Youku.com Inc., L=George Town, S=George Town, C=KY

Issuer:
CN=WoSign Class 3 Code Signing CA, O=WoSign eCommerce Services Limited, C=CN

Serial number:
1749AB5A7DE59C

File PE Metadata
Compilation timestamp:
2/24/2012 11:19:59 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
393216:tOS0pcKR00a3ugjzCm7vxO+VcRsS3x4phJNM1IOJrnuL/cwwG:kNovjzrDVceS3x4ppMGOlWUM

Entry address:
0x39E3

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 91, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 37, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 93, 40, 00, FF, 15, 84, 81, 40, 00, 68, 04, 93, 40, 00, 68, C0, AD, 46, 00, E8, 19, 27, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 07, 27, 00, 00...
 
[+]

Entropy:
7.9985

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file youkuclient_setup_5.0.1.6161.exe has been seen being distributed by the following URL.

http://hz.youku.com/red/click.php?tp=1&cp=4007566&cpp=1000673&url=http://desktop.youku.com/.../youkuclient_setup_5.0.1.6161.exe

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