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g80305_s_0227.exe

Baidu Japan

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from weishi.baidu.com and multiple other hosts.
Publisher:
Baidu Japan  (signed and verified)

Version:
1.0.224.994

MD5:
81720842b5848e86bdd9036cab2578da

SHA-1:
71c6fde54098efb63d43bd9ed969b161e27d9d6a

SHA-256:
6527a77bd6237951004ac5e92f3ab19d42545c6f0c8a4366f6baccd09bf0164f

Scanner detections:
2 / 68

Status:
Clean  (2 probable false positive detections)

Explanation:
These detections are probably false positives (erroneous), the file is probably malware free.

Analysis date:
11/24/2024 6:26:54 AM UTC  (today)

Scan engine
Detection
Engine version

Vba32 AntiVirus
Signed-Adware.Hao123.BaiduChinaCo
3.12.26.3

VIPRE Antivirus
Trojan.Win32.Generic!SB.0
33266

File size:
22.1 MB (23,125,416 bytes)

Product version:
1.0.224.994

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Chinese (Simplified, PRC)

Common path:
C:\users\{user}\downloads\g80305_s_0227.exe

Digital Signature
Signed by:
Baidu Japan

Authority:
GlobalSign nv-sa

Valid from:
12/6/2011 8:44:18 PM

Valid to:
12/5/2014 4:41:15 AM

Subject:
E=info_jp@baidu.com, CN=Baidu Japan, OU=Business Development, O=Baidu Japan, L="Roppogi Hills Mori tower 20F, 6-10-1,Roppogi,Minato-ku", S=Tokyo, C=JP

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121FBE8004EAD7CC599B089A51556C81840

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

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
393216:bPeDimqOy0VW/6A30XR23C7C6Y5LUeuqG/nCybFiXbVzmBYEbpKfCQSVPcmU1ADy:qzByN/FKL7C6y4eZGPCSirVzmBY8gCQL

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:
7.9948

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file g80305_s_0227.exe has been seen being distributed by the following 2 URLs.

http://weishi.baidu.com/index/.../80305

http://click.am1.adm.cnzz.net/click.php?m4c=lgV2L_nCTOTXogPu2PZMlwsfFQVbGB4rGU8tTEwPIlhPRzUIWl1eGFNVXkdadD1DXVkPCx8PBwwKBVpZBwJsSSxvERQRcA0sEnAVCQQEPQsKCBIbYlEGOwU.

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