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windesk_winsearch_silent_s3.exe

PC Software

The application windesk_winsearch_silent_s3.exe by PC Software 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. The file has been seen being downloaded from secured.nmsgv.us.
Publisher:
PC Software  (signed and verified)

MD5:
8b016e26045a8d7cc5e46d2a24bad8a3

SHA-1:
5901b143031a75304f8737705e617d29c984b2b2

SHA-256:
8a28d7f712e3b1c325b8de1c96a26b17d434dcf4b0cef8e8acdc104a7d7bf772

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/27/2024 3:56:56 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.PCSoftware.Installer (M)
16.1.15.0

File size:
1001.1 KB (1,025,136 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\windesk_winsearch_silent_s3.exe

Digital Signature
Signed by:
PC Software

Authority:
COMODO CA Limited

Valid from:
9/10/2014 2:00:00 AM

Valid to:
9/11/2015 1:59:59 AM

Subject:
CN=PC Software, O=PC Software, STREET=5655 Silver Creek Valley Road, L=San Jose, S=CA, PostalCode=95138, C=US

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00FFFC8D338C67107439C065EF8036902F

File PE Metadata
Compilation timestamp:
12/5/2009 11:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:ddp3cqC3ZPSf9rfYmxqyc1ABDodsOkhiABj80fisDpH3/BiiMO:LpMqCqJfhofuadHkhig80f7PBb

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file windesk_winsearch_silent_s3.exe has been seen being distributed by the following URL.

http://secured.nmsgv.us/.../Windesk_Winsearch_Silent_S3.exe

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