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 e2.ycpi.vip.bra.yahoo.com on port 443.
Publisher:
UCWeb Inc.  (signed by TAOBAO (CHINA) SOFTWARE CO.,LTD.)

Product:
UC Browser

Version:
6.0.1308.1016

MD5:
06f9373a13e58ceadec031ca5e5e4393

SHA-1:
4deeffb413ed0bf570afcb1fb8ae2eacf1c23bc4

SHA-256:
e8479993f3a63461fb89eef3ba127cfe0d955e7886a4f52310d6f9b6376b34e4

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/24/2024 9:54:55 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Taobao (L)
17.1.19.4

File size:
1.2 MB (1,207,696 bytes)

Product version:
6.0.1308.1016

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\6.0.1308.1016\backup\ucbrowser.exe

Digital Signature
Authority:
VeriSign, Inc.

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

Valid to:
7/15/2018 5:59:59 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:
1/18/2017 3:30:42 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

Entry address:
0x7578A

Entry point:
E8, 30, 09, 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:
6.7444

Code size:
622 KB (636,928 bytes)

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 edge-star-mini-shv-01-fra3.facebook.com  (31.13.93.36:443)

TCP (HTTP SSL):
Connects to static.khi77.pie.net.pk  (221.120.207.16:443)

TCP (HTTP SSL):
Connects to mc.yandex.ru  (93.158.134.119:443)

TCP (HTTP):
Connects to c.hit.ua  (89.184.81.35:80)

TCP (HTTP):

TCP (HTTP):
Connects to rtr3.l7.search.vip.bf1.yahoo.com  (63.250.200.63:80)

TCP (HTTP SSL):
Connects to 248.199.186.35.bc.googleusercontent.com  (35.186.199.248:443)

TCP (HTTP SSL):
Connects to ec2-54-207-46-12.sa-east-1.compute.amazonaws.com  (54.207.46.12:443)

TCP (HTTP SSL):
Connects to e1.ycpi.vip.bra.yahoo.com  (200.152.162.135:443)

TCP (HTTP SSL):
Connects to 186-228-156-51.ded.intelignet.com.br  (186.228.156.51:443)

TCP (HTTP SSL):
Connects to 186-228-156-46.ded.intelignet.com.br  (186.228.156.46:443)

TCP (HTTP SSL):
Connects to 186-228-156-45.ded.intelignet.com.br  (186.228.156.45:443)

TCP (HTTP):
Connects to ec2-54-243-153-104.compute-1.amazonaws.com  (54.243.153.104:80)

TCP (HTTP SSL):
Connects to e2.ycpi.vip.bra.yahoo.com  (200.152.162.161:443)

TCP (HTTP):
Connects to c31rus.ruskyhost.com  (95.213.170.10:80)

TCP (HTTP SSL):
Connects to 186-228-156-50.ded.intelignet.com.br  (186.228.156.50:443)

TCP (HTTP SSL):
Connects to 186-228-156-44.ded.intelignet.com.br  (186.228.156.44:443)

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