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ucbrowser_v5.1.2238.18_4011_(build1507021447)_downloader.exe

UC浏览器

TAOBAO (CHINA) SOFTWARE CO.,LTD.

The application ucbrowser_v5.1.2238.18_4011_(build1507021447)_downloader.exe by TAOBAO (CHINA) SOFTWARE CO.,LTD has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from down2.uc.cn.
Publisher:
UCWeb Inc.  (signed by TAOBAO (CHINA) SOFTWARE CO.,LTD.)

Product:
UC浏览器

Description:
UC浏览器安装包下载器

Version:
5.1.2238.18

MD5:
efb2d0b797f270d98ec315ee22c97d08

SHA-1:
16f6cf042ec3516404457cc7e979d2e978352950

SHA-256:
7fa162deaa9a840f7b56b7e231bf9017be462a0819e89f8ca68452094e0a72cb

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/28/2024 11:41:07 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Taobao (L)
16.8.3.9

File size:
730.3 KB (747,856 bytes)

Product version:
5.1.2238.18

Copyright:
Copyright 2008-2015 UCWeb Inc. All rights reserved.

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\downloads\ucbrowser_v5.1.2238.18_4011_(build1507021447)_downloader.exe

Digital Signature
Signed by:
TAOBAO (CHINA) SOFTWARE CO.,LTD.

Authority:
VeriSign, Inc.

Valid from:
5/23/2014 8:00:00 AM

Valid to:
6/22/2016 7:59:59 AM

Subject:
CN="TAOBAO (CHINA) SOFTWARE CO.,LTD.", OU=RDC, O="TAOBAO (CHINA) SOFTWARE CO.,LTD.", L=Hangzhou, S=Zhejiang, 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:
348A4D46C9A1A9EDC2B4818465A66BED

File PE Metadata
Compilation timestamp:
7/1/2015 9:28:20 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:/Kv24N5L2XrB+tneZGaR4lTGoLbU+Dn1LN93HyD+/Y3Ts9ALm3O5t3lITDi:/W2K5KbBTmts+Dn1L/yDBT5Ln5t3cDi

Entry address:
0x5CA7E

Entry point:
E8, 01, D5, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, BA, F0, 7F, 00, 00, 33, C0, 8B, CA, 66, 23, 4D, 0E, 66, 3B, CA, 0F, 95, C0, 5D, C3, 55, 8B, EC, 66, 8B, 4D, 0E, BA, F0, 7F, 00, 00, 66, 8B, C1, 66, 23, C2, 66, 3B, C2, 75, 2D, DD, 45, 08, 51, 51, DD, 1C, 24, E8, 4D, A9, 00, 00, 59, 59, 48, 74, 14, 48, 74, 0C, 48, 74, 05, 33, C0, 40, 5D, C3, 6A, 02, EB, 02, 6A, 04, 58, 5D, C3, B8, 00, 02, 00, 00, 5D, C3, 0F, B7, C9, 81, E1, 00, 80, 00, 00, 66, 85, C0, 75, 1E, F7, 45, 0C, FF, FF, 0F, 00, 75, 06, 83, 7D, 08...
 
[+]

Entropy:
6.6204

Code size:
490.5 KB (502,272 bytes)

The file ucbrowser_v5.1.2238.18_4011_(build1507021447)_downloader.exe has been seen being distributed by the following URL.

http://down2.uc.cn/.../down.php?id=101&pid=4011&type=downloader

herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.