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nbosetup.exe

Netbook Optimizer

Systweak Inc

The application nbosetup.exe by Systweak Inc 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 Inno Setup installer. The file has been seen being downloaded from systweak.s3.amazonaws.com.
Publisher:
Systweak Inc   (signed by Systweak Inc)

Product:
Netbook Optimizer

Version:
Netbook Optimizer 1.

MD5:
fe8346a333e8679c837f35b6c64883f2

SHA-1:
96a33ae0459a930896425372bd662dfe3564b4c5

SHA-256:
0152a4c6447fc67c1da7c47f4e43de12a8fbac7d4d37b73b9772b83de4a4814c

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/25/2024 7:43:27 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Systweak.Installer.Meta (L)
16.6.11.0

File size:
8.3 MB (8,655,800 bytes)

Product version:
1.0.0.4073

Copyright:
Systweak, Inc.

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

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

Digital Signature
Signed by:
Systweak Inc

Authority:
VeriSign, Inc.

Valid from:
2/9/2010 1:00:00 AM

Valid to:
3/11/2013 12:59:59 AM

Subject:
CN=Systweak Inc, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Systweak Inc, L=JAIPUR, S=Rajasthan, C=IN

Issuer:
CN=VeriSign Class 3 Code Signing 2009-2 CA, OU=Terms of use at https://www.verisign.com/rpa (c)09, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
2F57407B1F0C3DF506BB71A0E3F0EFD2

File PE Metadata
Compilation timestamp:
12/20/2011 3:16:50 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
196608:hT1Vs8g2Vpc3NOCFD06lRk10fo6+Mgyo7/vuiAKZT3:J12v2Vpcv/c10wdMXwui93

Entry address:
0x16478

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, B0, 52, 41, 00, E8, AC, 03, FF, FF, 33, C0, 55, 68, 45, 6B, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 01, 6B, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, AB, 41, 00, E8, 4E, EC, FF, FF, E8, F5, E7, FF, FF, 8D, 55, EC, 33, C0, E8, 7F, 84, FF, FF, 8B, 55, EC, B8, AC, D6, 41, 00, E8, E2, E9, FE, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, AC, D6, 41, 00, B2, 01...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
84 KB (86,016 bytes)

The file nbosetup.exe has been seen being distributed by the following URL.

http://systweak.s3.amazonaws.com/nbosetup.exe

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