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..
Publisher:
UCWeb Inc.  (signed by TAOBAO (CHINA) SOFTWARE CO.,LTD.)

Product:
UC Browser

Version:
6.0.1308.1016

MD5:
cbf9c0c076eb8e284ed9622efc21c541

SHA-1:
54ded1785cdc1569a889ec4966698c8a6b21b73d

SHA-256:
d50334fd02b69a184c7b81365871b0d824d79b4445dfadce5566f7b2bdc83197

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/25/2024 3:58:15 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Taobao (L)
17.1.19.3

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\ucbrowser.exe

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
6/16/2016 7:00:00 AM

Valid to:
7/15/2018 6:59:59 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 4:30:42 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)

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 programs.

UC Browser  by UCWeb Inc.
About 6% of users remove it
 
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The executing file has been seen to make the following network communications in live environments.

TCP (HTTP SSL):
Connects to edge-star-shv-01-mxp1.facebook.com  (31.13.86.8:443)

TCP (HTTP SSL):
Connects to a95-101-128-106.deploy.akamaitechnologies.com  (95.101.128.106:443)

TCP (HTTP SSL):
Connects to server-54-230-191-95.maa3.r.cloudfront.net  (54.230.191.95:443)

TCP (HTTP SSL):
Connects to ec2-52-21-218-230.compute-1.amazonaws.com  (52.21.218.230:443)

TCP (HTTP SSL):
Connects to ec2-34-197-53-166.compute-1.amazonaws.com  (34.197.53.166:443)

TCP (HTTP SSL):
Connects to adobe.com.ssl.d1.sc.omtrdc.net  (63.140.40.98:443)

TCP (HTTP):
Connects to adi.adityahosting.com  (50.116.116.107:80)

TCP (HTTP SSL):
Connects to 5.01.caa1.ip4.static.sl-reverse.com  (161.202.1.5:443)

TCP (HTTP SSL):
Connects to edge-star-mini-shv-01-sin6.facebook.com  (157.240.7.35:443)

TCP (HTTP SSL):
Connects to a88-221-254-80.deploy.akamaitechnologies.com  (88.221.254.80:443)

TCP (HTTP SSL):
Connects to edge-star-shv-01-sin6.facebook.com  (157.240.7.20:443)

TCP (HTTP SSL):
Connects to ec2-52-211-168-31.eu-west-1.compute.amazonaws.com  (52.211.168.31:443)

TCP (HTTP SSL):
Connects to a88-221-254-178.deploy.akamaitechnologies.com  (88.221.254.178:443)

TCP (HTTP SSL):
Connects to a88-221-254-106.deploy.akamaitechnologies.com  (88.221.254.106:443)

TCP (HTTP):

TCP (HTTP SSL):
Connects to 31.24.228.244.static.midphase.com  (31.24.228.244:443)

TCP (HTTP SSL):
Connects to edge-z-m-mini-shv-01-sin6.facebook.com  (157.240.7.36:443)

TCP (HTTP SSL):
Connects to a95-101-128-105.deploy.akamaitechnologies.com  (95.101.128.105:443)

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

TCP (HTTP SSL):
Connects to lon33.ff.avast.com  (77.234.43.43:443)

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