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uninstall.exe

Beijing Skycenter Technology Limited

The application uninstall.exe by Beijing Skycenter Technology 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 program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. This is the uninstaller utility registered in the Windows Control Panel for the program Speed Tools 1.21 (409kByte).
Publisher:
Beijing Skycenter Technology Limited  (signed and verified)

MD5:
ff009a6a54cda584b2ba382ea072bfe9

SHA-1:
bb1d4358b522c4797a1b4990326d92be1282c58a

SHA-256:
4326a7388ee57cb3f0ce693fc55d39dd3516fedd6785b6c60262807282a63528

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/23/2024 2:09:16 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Skycenter.Optional.Installer.Meta (M)
15.8.11.23

File size:
59.2 KB (60,656 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\Program Files\stools\uninstall.exe

Digital Signature
Signed by:
Beijing Skycenter Technology Limited

Authority:
VeriSign, Inc.

Valid from:
9/26/2013 8:00:00 AM

Valid to:
7/30/2014 7:59:59 AM

Subject:
CN=Beijing Skycenter Technology Limited, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Beijing Skycenter Technology Limited, L=Beijing, S=Beijing, 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:
0FCDEF819A774C22C3722D6654F390

File PE Metadata
Compilation timestamp:
7/15/2013 4:09:44 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
1536:Ne5VOhs5pCax0ojXJt3H1qT7LiQariWRHn/tFH:Ne5ghsX8ojXJZWMriWxnVl

Entry address:
0x324D

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 89, 5C, 24, 20, C6, 44, 24, 14, 20, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 8C, 72, 40, 00, 6A, 08, A3, 98, 3F, 42, 00, E8, 8B, 2D, 00, 00, A3, E4, 3E, 42, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, A0, F4, 41, 00, FF, 15, 64, 71, 40, 00, 68, E4, 91, 40, 00, 68, E0, 36, 42, 00, E8, 35, 2A, 00, 00, FF, 15, B0, 70, 40, 00, BD, 00, 90, 42, 00, 50, 55, E8, 23, 2A...
 
[+]

Entropy:
7.2455

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

Program Uninstaller
Program name:
Speed Tools 1.21 (409kByte)

Uninstall string:
"C:\Program Files\STools\uninstall.exe" /CP _?=C:\Program Files\STools


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