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nfsbutterflies.exe

nfsButterflies New Free Screensaver

Gekkon Ltd

The application nfsbutterflies.exe, “nfsButterflies New Free Screensaver Setup ” 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 bg.softoware.net.
Publisher:
Gekkon Ltd  (signed and verified)

Product:
nfsButterflies New Free Screensaver

Description:
nfsButterflies New Free Screensaver Setup

MD5:
98558d4c46128787c16b70eab1bdf01d

SHA-1:
08e1e2ced31c67648bf81f03cde4b0c2e7d2048d

SHA-256:
1d2f01bc0e4e451f1b06fcab378897ce1e0eee4056bcd574a247e80aaac3323c

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:
12/29/2024 7:58:37 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Gekkon.Installer (M)
16.5.24.7

File size:
2 MB (2,119,248 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

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

Digital Signature
Signed by:
Gekkon Ltd

Authority:
GlobalSign nv-sa

Valid from:
8/9/2010 1:35:50 PM

Valid to:
8/9/2013 1:35:46 PM

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

Issuer:
CN=GlobalSign ObjectSign CA, OU=ObjectSign CA, O=GlobalSign nv-sa, C=BE

Serial number:
0100000000012A56A1781E

File PE Metadata
Compilation timestamp:
6/10/2010 5:33:52 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
49152:+hFWSGJRZEarcq/4zbPyyQb9S/jpehsUwjaXDkj9OiEh:+OSGBEaobPS9yNeOW4jg7h

Entry address:
0x163C4

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, 54, 55, 41, 00, E8, 70, 04, FF, FF, 33, C0, 55, 68, 91, 6A, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 4D, 6A, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, AB, 41, 00, E8, A6, EF, FF, FF, E8, B1, EA, FF, FF, 8D, 55, EC, 33, C0, E8, FB, 87, FF, FF, 8B, 55, EC, B8, A8, D6, 41, 00, E8, A6, EA, FE, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, A8, D6, 41, 00, B2, 01...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
85 KB (87,040 bytes)

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

http://bg.softoware.net/get-nfsbutterflies.html?ir=1

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