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UCBrowser.exe

UC浏览器

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. It runs as a scheduled task under the Windows Task Scheduler.
Publisher:
UCWeb Inc.  (signed by TAOBAO (CHINA) SOFTWARE CO.,LTD.)

Product:
UC浏览器

Version:
5.6.14087.902

MD5:
dfc81b5f2cbd8a6399758c37dd577f80

SHA-1:
c657686cd5feed90fb0050378ab61d185b94afdd

SHA-256:
547973f7ca0222218722c775e398d67e0a64961c6430cb8e6fda9f4bfac346df

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/25/2024 12:29:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Taobao (L)
16.7.29.11

File size:
1.1 MB (1,161,104 bytes)

Product version:
5.6.14087.902

Copyright:
Copyright 2008-2016 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:
6/15/2016 12:00:00 PM

Valid to:
7/14/2018 11:59:59 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:
7/28/2016 9:06:05 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:Qoa2KQwNwGUUhxj3/4U/LBbxD9s20KMq/ugEP5W8dTQ1JMgHAYQkeIstQYMGdjBC:KwGUwPLuHgFtYMpsoARTOFvD

Entry address:
0x751C4

Entry point:
E8, D5, E5, 00, 00, E9, 7F, FE, FF, FF, 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, D9, D1, EA, D1, D8, 0B, DB, 75, F4, F7...
 
[+]

Entropy:
6.7742

Code size:
596.5 KB (610,816 bytes)

Scheduled Task
Task name:
{03364F66-9966-4D83-9D0F-BCB5B3B0AEAE}

Trigger:
Registration (Runs on registration)


Shell Open Command
Open type:
http

Command:
"C:\Program Files\ucbrowser\application\ucbrowser.exe" --wow-as-default=2 -- "%1"


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

TCP (HTTP):
Connects to a23-37-43-27.deploy.static.akamaitechnologies.com  (23.37.43.27:80)

TCP (HTTP SSL):
Connects to a95-100-30-66.deploy.akamaitechnologies.com  (95.100.30.66:443)

TCP (HTTP):
Connects to a23-54-91-27.deploy.static.akamaitechnologies.com  (23.54.91.27:80)

TCP (HTTP):
Connects to a23-42-27-27.deploy.static.akamaitechnologies.com  (23.42.27.27:80)

TCP (HTTP):
Connects to a23-50-155-27.deploy.static.akamaitechnologies.com  (23.50.155.27:80)

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