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upgrade.exe

Wyyo.com

The executable upgrade.exe has been detected as malware by 1 anti-virus scanner. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer.
Publisher:
Wyyo.com  (signed and verified)

MD5:
cbd20d3b7bfe9fec1a9cba52c0ed38df

SHA-1:
78f84cb26579975f83241ac5cf5efa92f5014485

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
4/23/2024 4:49:04 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.8.20.6

File size:
662.1 KB (678,032 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\windows\temp\{random}.tmp\upgrade.exe

Digital Signature
Signed by:
Wyyo.com

Authority:
Thawte Consulting (Pty) Ltd.

Valid from:
11/19/2008 2:00:00 AM

Valid to:
11/20/2010 1:59:59 AM

Subject:
CN=Wyyo.com, OU=Secure Application Development, O=Wyyo.com, L=El Segundo, S=California, C=US

Issuer:
CN=Thawte Code Signing CA, O=Thawte Consulting (Pty) Ltd., C=ZA

Serial number:
0F8EA904FBA88E2BC618278E8E64F293

File PE Metadata
Compilation timestamp:
2/17/2007 2:48:44 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:wUrXxxB5mBmTZiWRC7ARBGAehCx/LWyhMVvmh0Hk9PdfUHUmLu7m4WKf:wUNtmBkZU7AR4aDJylHHBH4WQ

Entry address:
0x32CE

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 14, 70, 91, 40, 00, 33, F6, C6, 44, 24, 10, 20, FF, 15, 30, 70, 40, 00, 53, FF, 15, 74, 72, 40, 00, A3, 10, 48, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 20, FD, 41, 00, FF, 15, 5C, 71, 40, 00, 68, 94, 92, 40, 00, 68, 60, 3F, 42, 00, E8, 49, 28, 00, 00, FF, 15, B8, 70, 40, 00, BF, 00, A0, 42, 00, 50, 57, E8, 37, 28, 00, 00, 53, FF, 15, 0C, 71, 40, 00, 80, 3D, 00, A0, 42, 00, 22, A3, 60, 47, 42, 00, 8B, C7, 75, 0A...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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