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nfssmile1.exe

Gekkon Ltd

The application nfssmile1.exe by Gekkon 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 newfreescreensavers.com.
Publisher:
Gekkon Ltd  (signed and verified)

MD5:
b6655bb989116249d373eb7cfdc486ed

SHA-1:
10d3595618e8d58876acf1769af0eefab8a2e8a0

SHA-256:
9618cc7e635cc1f44ec6a53ba80dbef51c61027015ec3ff4bf29f2ebd96504eb

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/25/2024 11:13:24 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.2.22.12

File size:
717.4 KB (734,576 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\downloads\nfssmile1.exe

Digital Signature
Signed by:
Gekkon Ltd

Authority:
GlobalSign nv-sa

Valid from:
5/13/2013 4:57:19 PM

Valid to:
8/13/2016 4:57:19 PM

Subject:
E=is@newfreescreensavers.com, CN=Gekkon Ltd, O=Gekkon Ltd, L=Mahe, S=Seychelles, C=SC

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11219BA4649A3898A4F37C1CE7782C46FAEA

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, BF, A9, FF, FF, E8, 5E, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file nfssmile1.exe has been seen being distributed by the following URL.

http://newfreescreensavers.com/download/.../nfssmile1

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