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upcleanerinst.exe

UPCleanerInst

Brotsoft technology co., limited

The application upcleanerinst.exe by Brotsoft technology co., limited has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from files.downloadnow.com and multiple other hosts.
Publisher:
Beijing Fantasy Game Network Technology Co., Ltd.  (signed by Brotsoft technology co., limited)

Product:
UPCleanerInst

Version:
1.0.7.0

MD5:
bb7a89d1f9356c584e639fcef9808460

SHA-1:
21cb1efaa424451b5f5a370454e150cd22b705d3

SHA-256:
e4cba4b0bf19f02b5038a9bf234b2dc152b44b6f696c08702bd0af97900b7652

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/6/2024 8:36:26 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.UpCleaner.Brotsofttechnologyco.Meta (L)
15.12.24.11

File size:
1.1 MB (1,203,104 bytes)

Product version:
1.0.7.0

Copyright:
Brotsoft technology co., limited.

Original file name:
UGDownlo.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\upcleanerinst.exe

Digital Signature
Signed by:
Brotsoft technology co., limited

Authority:
VeriSign, Inc.

Valid from:
1/24/2014 2:00:00 AM

Valid to:
1/25/2016 1:59:59 AM

Subject:
CN="Brotsoft technology co., limited", OU=Software Department, OU=Digital ID Class 3 - Microsoft Software Validation v2, O="Brotsoft technology co., limited", L=Hongkong, S=Hongkong, C=HK

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:
49A33D71D0E7C34883277E7ADACABD97

File PE Metadata
Compilation timestamp:
11/20/2015 10:51:47 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
24576:G2A1uAfm9rE8GsbaXJmLqQ1r1SgCCSK8M8Mb2rI8E83of:G2x8a9Vcg3b2rI5f

Entry address:
0x4D8FA

Entry point:
E8, 55, 43, 01, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 56, 8B, 75, 08, 85, F6, 75, 13, E8, 81, 35, 00, 00, 6A, 16, 5E, 89, 30, E8, 94, 77, 00, 00, 8B, C6, EB, 24, 68, 80, 00, 00, 00, FF, 75, 10, FF, 75, 0C, E8, 17, 00, 00, 00, 83, C4, 0C, 89, 06, 85, C0, 74, 04, 33, C0, EB, 07, E8, 51, 35, 00, 00, 8B, 00, 5E, 5D, C3, 6A, 0C, 68, 08, A0, 4A, 00, E8, DB, 73, 00, 00, 33, C9, 89, 4D, E4, 33, C0, 8B, 7D, 08, 85, FF, 0F, 95, C0, 85, C0, 75, 17, E8, 28, 35, 00, 00, C7, 00, 16, 00, 00, 00, E8, 3A, 77, 00, 00, 33, C0...
 
[+]

Entropy:
7.0000

Code size:
528.5 KB (541,184 bytes)

The file upcleanerinst.exe has been seen being distributed by the following 3 URLs.

http://files.downloadnow.com/s/software/14/49/21/.../UPCleanerinst.exe

http://gsf-cf.softonic.com/21c/b1e/.../UPCleanerinst.exe

http://dl.upcleaner.net/.../UPCleanerinst.exe

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

TCP (HTTP):
Connects to ec2-52-201-213-112.compute-1.amazonaws.com  (52.201.213.112:80)

TCP (HTTP):
Connects to ec2-54-233-190-5.sa-east-1.compute.amazonaws.com  (54.233.190.5:80)

TCP (HTTP):
Connects to ec2-52-91-52-229.compute-1.amazonaws.com  (52.91.52.229:80)

TCP (HTTP):
Connects to ec2-52-28-112-137.eu-central-1.compute.amazonaws.com  (52.28.112.137:80)

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