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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 edge-z-m-mini-shv-01-sin6.facebook.com on port 443.
Publisher:
UCWeb Inc.  (signed by TAOBAO (CHINA) SOFTWARE CO.,LTD.)

Product:
UC Browser

Version:
5.7.16281.1003

MD5:
d6fc38ba725c9546984e5a373843b571

SHA-1:
9a0cdac7469c02a771ef33b72e8439eed3679096

SHA-256:
058294c33f6568c14a0a2e1226e162d925563e8fba0d0837784963a5b93e6435

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/23/2024 11:25:12 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Taobao (L)
16.10.19.4

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

Product version:
5.7.16281.1003

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 5:30:00 AM

Valid to:
7/15/2018 5:29:59 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:
10/18/2016 10:05:37 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

CTPH (ssdeep):
24576:1MfGaQ4YvCFuPfrau7MLlRWIUVfURTOFvd4tt:1MOXPfrauAL5UVfUivAt

Entry address:
0x756E9

Entry point:
E8, DD, 08, 00, 00, E9, 80, FE, FF, FF, CC, 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...
 
[+]

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"


Windows Firewall Allowed Program
Name:
chromium (mdns-in)


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 ec2-52-211-168-31.eu-west-1.compute.amazonaws.com  (52.211.168.31:443)

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

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

TCP (HTTP):
Connects to ec2-54-214-46-203.us-west-2.compute.amazonaws.com  (54.214.46.203:80)

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

TCP (HTTP SSL):
Connects to edge-star-mini-shv-01-fra3.facebook.com  (31.13.93.36:443)

TCP (HTTP SSL):
Connects to ec2-75-101-167-69.compute-1.amazonaws.com  (75.101.167.69:443)

TCP (HTTP):
Connects to a23-41-75-27.deploy.static.akamaitechnologies.com  (23.41.75.27:80)

TCP (HTTP):
Connects to a23-15-155-27.deploy.static.akamaitechnologies.com  (23.15.155.27:80)

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