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UCBrowser.exe

UC Browser

TAOBAO (CHINA) SOFTWARE CO.,LTD.

The application UCBrowser.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. This file is typically installed with the program UC Browser by UCWeb Inc.. While running, it connects to the Internet address li117-105.members.linode.com on port 447.
Publisher:
UCWeb Inc.  (signed by TAOBAO (CHINA) SOFTWARE CO.,LTD.)

Product:
UC Browser

Version:
5.7.16817.1002

MD5:
974db844f522fa70913e327848c48899

SHA-1:
13092b64665871a7c2dab9461cc74af988737a8a

SHA-256:
100cd0cd147c7eacac83a05904f52199199aadc2f14b814e2b19dfd75f7941d5

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/24/2024 12:22:10 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Taobao (L)
16.11.15.11

File size:
1.1 MB (1,154,448 bytes)

Product version:
5.7.16817.1002

Copyright:
Copyright 2008-2014 UCWeb Inc. All rights reserved.

Original file name:
UCBrowser.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\ucbrowser\application\ucbrowser.exe

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

Authority:
VeriSign, Inc.

Valid from:
6/16/2016 3:00:00 AM

Valid to:
7/15/2018 2:59:59 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:
780A0032A6CE7D0B5D5452F5CDE520DC

File PE Metadata
Compilation timestamp:
11/14/2016 1:49:05 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

CTPH (ssdeep):
24576:gMB4p6bOQZh/YYvsg9IbgUVLbRTOFvVhtt:gMeU/YY0gdUVLbiv5t

Entry address:
0x756EA

Entry point:
E8, DC, 08, 00, 00, E9, 80, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 57, 56, 53, 33, FF, 8B, 44, 24, 14, 0B, C0, 7D, 14, 47, 8B, 54, 24, 10, F7, D8, F7, DA, 83, D8, 00, 89, 44, 24, 14, 89, 54, 24, 10, 8B, 44, 24, 1C, 0B, C0, 7D, 14, 47, 8B, 54, 24, 18, F7, D8, F7, DA, 83, D8, 00, 89, 44, 24, 1C, 89, 54, 24, 18, 0B, C0, 75, 18, 8B, 4C, 24, 18, 8B, 44, 24, 14, 33, D2, F7, F1, 8B, D8, 8B, 44, 24, 10, F7, F1, 8B, D3, EB, 41, 8B, D8, 8B, 4C, 24, 18, 8B, 54, 24, 14, 8B, 44, 24, 10, D1, EB, D1...
 
[+]

Entropy:
6.7388

Code size:
622 KB (636,928 bytes)

Shell Open Command
Open type:
ftp

Command:
"C:\Program Files\ucbrowser\application\ucbrowser.exe" -- "%1"


The file UCBrowser.exe has been discovered within the following program.

UC Browser  by UCWeb Inc.
About 6% of users remove it
 
Powered by Should I Remove It?

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP SSL):
Connects to filter35.adblockplus.org  (178.63.70.146:443)

TCP (HTTP SSL):
Connects to filter37.adblockplus.org  (148.251.238.203:443)

TCP:
Connects to li117-105.members.linode.com  (69.164.203.105:447)

TCP (HTTP SSL):
Connects to 149-210-139-64.colo.transip.net  (149.210.139.64:443)

TCP (HTTP SSL):
Connects to xx-fbcdn-shv-01-sin6.fbcdn.net  (157.240.7.26:443)

TCP (HTTP SSL):
Connects to test3.summitiig.net  (43.245.142.209:443)

TCP (HTTP SSL):
Connects to prg03-030.ff.avast.com  (77.234.40.40:443)

TCP (HTTP):
Connects to nyc31.ff.avast.com  (77.234.44.41:80)

TCP (HTTP):
Connects to nyc02-010.ff.avast.com  (77.234.44.201:80)

TCP (HTTP):
Connects to bdjobs.com  (50.28.39.31:80)

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