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freepdfreading.exe

The executable freepdfreading.exe has been detected as malware by 10 anti-virus scanners. The program is a setup application that uses the Nullsoft Scriptable Install System 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 www.freepdftablet.com.
MD5:
eaa7ba7a7d43d47a103354ceeddd1326

SHA-1:
55b1b5cf669d25fd094f93ece9e5179a44d6a541

SHA-256:
1a3b82f54a8a73002e973b25602798917b02c9920d9b9cba4a7b964e26bfa698

Scanner detections:
10 / 68

Status:
File is infected by a Virus

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

Analysis date:
11/15/2024 4:50:08 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:SaliCode
160518-2

AVG
Win32/Sality
2015.0.4568

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
1.223.798.0

Norman
Win32.Sality.3
22.05.2016 07:18:28

File size:
2.6 MB (2,748,048 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Nullsoft Scriptable Install System

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

File PE Metadata
Compilation timestamp:
12/6/2009 12:50:41 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:3XST8doYERX486ELiWI5EkjreaEmqnfXZtY493s0zk2Sq4QIA7yaWZ:3c8doRd6ELQrearqnfp557znSq4QI/j

Entry address:
0x30CB

Entry point:
60, 88, F9, F7, C6, ED, 63, 08, 0A, 4B, B5, CE, BE, 52, D7, 8E, 37, C7, C0, 7B, 5D, 86, ED, FF, C6, 28, E2, 68, AD, C5, E4, 00, 57, 81, FF, 4F, D4, 00, 00, 71, 0E, 81, DF, 3B, 60, 81, ED, 88, CF, F7, C5, D6, F6, B5, AB, 73, 06, 85, F6, 8B, D2, FF, C1, F6, C4, 8F, 33, FF, C7, C5, C1, 2F, 36, BD, E8, 2A, 00, 00, 00, B8, C4, 81, A8, 9F, 81, EA, 54, 5A, F1, 22, 85, D1, 11, C7, 3D, 25, 80, 00, 00, 73, 06, C7, C0, C1, 62, 7D, 3C, 81, C3, 12, CC, 00, 00, 2A, F6, 81, C3, 2E, 0C, 00, 00, 5F, EB, 09, 8D, 2D, B0, 1E...
 
[+]

Entropy:
7.9937  (probably packed)

Code size:
22.5 KB (23,040 bytes)

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

http://www.freepdftablet.com/download.php

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