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flashdisklock.rar.exe

SafeApp

Sergey Petrov

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions using the JustPlug.it browser framework. The application flashdisklock.rar.exe, “Installer for SafeApp” by Sergey Petrov has been detected as adware 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 WebPick InstalleRex (Tarma) installer. The file has been seen being downloaded from www.safecanadapro.info. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
SafeSoft  (signed by Sergey Petrov)

Product:
SafeApp

Description:
Installer for SafeApp

Version:
2014.2.23.1948

MD5:
ed30bab2fa88eae05cc9fa7bc3807754

SHA-1:
3ff3486af5050516e638d426fed5e70ba6730c16

SHA-256:
288e25072fc95f82b7b5a6156b4e950f8bc5ba49686bdb37c8efa160d83c7256

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses Web-Pick's 'File Product', an Installer which wraps various products and downloads and installs it silently through the process, hosted on TusFiles.

Analysis date:
12/27/2024 6:58:52 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Optional.Installer.T
14.3.28.12

File size:
332.7 KB (340,688 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 SafeSoft

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

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

Digital Signature
Signed by:
Sergey Petrov

Authority:
COMODO CA Limited

Valid from:
8/21/2013 7:00:00 AM

Valid to:
8/22/2014 6:59:59 AM

Subject:
CN=Sergey Petrov, O=Sergey Petrov, STREET=Gaydara 13, L=Kyev, S=Kyev, PostalCode=01033, C=UA

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
0AD084E865D27CD546D21DB6EDF89D48

File PE Metadata
Compilation timestamp:
3/12/2013 3:51:45 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:nrv3cKbUzkuvcBYC47l2xzjuWPS9uCYHmnP9lSbrlgsjDTFjjnXDwUr2PQc8:nrv3czkuveY3+I9uv+9lkpgoPFjrXDv

Entry address:
0x14DB

Entry point:
55, 8B, EC, 81, EC, 2C, 06, 00, 00, 53, 56, 33, DB, 57, 66, 89, 9D, DC, FB, FF, FF, 89, 5D, F4, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 70, 30, 40, 00, 8B, F8, 8D, 45, EC, 50, FF, 15, 6C, 30, 40, 00, FF, 15, 68, 30, 40, 00, 8B, F0, F7, D6, 33, F7, FF, 15, 64, 30, 40, 00, 33, F0, 8B, 45, F0, 33, 45, EC, 68, 04, 01, 00, 00, 33, F0, 8D, 85, D4, F9, FF, FF, 50, 53, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, A8, 32, 40, 00, E8, 43, FB, FF, FF...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

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

http://www.safecanadapro.info/v298?product_name=flashdisklock.rar&filesize=85.07 KB&product_title=flashdisklock.rar&installer_file_name=flashdisklock.rar&product_file_name=flashdisklock.rar&product_download_url=http://www.ziddu.com/store/temp1/temp3/temp2/temp4/D/2009-4-30//1241067521_flashdisklock.rar

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

TCP (HTTP):
Connects to c1.stylezip.info  (54.186.255.26:80)

 
http://c1.stylezip.info/?step_id=1&installer_id=2690796&publisher_id=690&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=8072388&external_id=0&session_id=16144776&hardware_id=18835572&installer_file_name=flashdisklock.rar(1)

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