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pxdownloader.exe

nsis_Installer_dl_installer

tony to do Brasil Participa莽玫es Ltda

The executable pxdownloader.exe has been detected as malware by 11 anti-virus scanners. This is a self-extracting archive and installer, however the file is not signed with an authenticode signature from a trusted source. Infected by an entry-point obscuring polymorphic file infector which will create a peer-to-peer botnet and receives URLs of additional files to download. The file has been seen being downloaded from dl.picexa.com.
Publisher:
tony to do Brasil Participa莽玫es Ltda

Product:
nsis_Installer_dl_installer

Version:
6.0.0.10

MD5:
db0d65142db4cad741cd40f0098e4f91

SHA-1:
a42d098481048d4aaf0eab3504adb0688852d2fc

SHA-256:
4f388cecc4ee3de78f6a8b7e914edd0062e7aba285e7bbc23751d7375005bcf9

Scanner detections:
11 / 68

Status:
File is infected by a Virus

Explanation:
The file is infected by a polymorphic file infector virus.

Analysis date:
12/27/2024 9:02:56 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Kukacka
160327-1

AVG
Win32/Sality
2015.0.4355

Dr.Web
Win32.Sector.30
9.0.1.05190

Emsisoft Anti-Malware
Win32.Sality
11.5.0.6191

ESET NOD32
Win32/Sality.NBA virus
8.0.319.0

F-Prot
W32/Sality.gen2
4.6.5.141

Kaspersky
Virus.Win32.Sality
15.0.0.562

McAfee
Virus.W32/Sality.gen.z
18.0.204.0

Microsoft Security Essentials
Threat.Undefined
1.217.1293.0

Norman
Win32.Sality.3
02.04.2016 17:35:19

VIPRE Antivirus
Threat.4721115
48236

File size:
311.3 KB (318,772 bytes)

Product version:
6.0.0.10

Copyright:
Copyright 2011-2015 tony to do Brasil Participa莽玫es Ltda. All rights reserved.

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

File PE Metadata
Compilation timestamp:
4/10/2010 5:19:23 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
6144:fH0sVg4Hh3JDmu8ZiONjrgIONtRJV8WNNPI+ygqejUlTQwDhQS6H:fH0sV5Pj8ZiYY9JmYI/qjulDhQSm

Entry address:
0x33E9

Entry point:
60, 8B, D9, FF, CA, 8D, 35, 12, 27, DE, 03, B9, 81, AB, 49, C6, FE, CB, 14, 1B, 87, DE, 84, DD, 8D, 0D, 7E, 44, 3E, 3F, 0F, AF, C0, 69, C2, A1, 70, FE, E4, E8, 00, 00, 00, 00, C6, C5, 99, 09, C0, 73, 02, 85, EB, 69, F1, 0E, E3, 98, 6F, F7, C7, DB, 17, CC, 33, BB, 2D, 06, 65, E3, 8D, 3D, C0, 91, FA, FF, 3D, 7D, 41, 68, BB, 87, D3, 69, C0, D6, 19, 43, 2F, 81, F7, CB, 58, 0C, 00, 2B, DA, 57, 8A, DF, 81, CA, 31, 98, 35, 62, 35, 99, 17, CC, 0A, 5D, B1, 35, 31, F8, 10, E3, 81, C5, DE, 06, 0A, 00, 5D, 81, D7, 8D...
 
[+]

Entropy:
7.8501  (probably packed)

Code size:
25 KB (25,600 bytes)

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

http://dl.picexa.com/update/new.2.0/px/2.1.21/.../pxdownloader.exe

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