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internet download manager (idm) v6.12.10.3 full including _.rar.exe

Appit

Sergey Petrov

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions which inject ads in the browser. The application internet download manager (idm) v6.12.10.3 full including _.rar.exe, “Installer for Appit” 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 sharesuperapp.info. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
GreatSoft  (signed by Sergey Petrov)

Product:
Appit

Description:
Installer for Appit

Version:
2014.2.18.1622

MD5:
20842af2e057a3b09bc28e250d8a4d4a

SHA-1:
6d5de2f461ff8ee8bd191d4190b31913ab32d069

SHA-256:
5674f891a142199676c6fa99c1e11d568737204bfe1933c991142d89bb345289

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:
4/20/2024 2:51:03 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.WebPick.Installer (M)
16.4.10.12

File size:
332.8 KB (340,808 bytes)

Product version:
1.0.0.2

Copyright:
Copyright © 2014 GreatSoft

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\internet download manager (idm) v6.12.10.3 full including _.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:yrw09uEo2S1YnQmCX492DkwNP3qpYFkFkv7BEJIjrmPclT8r/NLiMeh21QDcO:yrtu6/eIo4NWEJAiZih2CIO

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...
 
[+]

Entropy:
7.9564

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file internet download manager (idm) v6.12.10.3 full including _.rar.exe has been seen being distributed by the following URL.

http://sharesuperapp.info/download/v2356?product_name=TusFiles&filesize=5.6 MB&product_title=Internet Download Manager (IDM) v6.12.10.3 Full Including _.rar&installer_file_name=Internet Download Manager (IDM) v6.12.10.3 Full Including _.rar&product_file_name=Internet Download Manager (IDM) v6.12.10.3 Full Including _.rar&product_download_url=http://dl.tusfiles.net/d/6ulto3ykt52fvxijettm7usvd7om2t5fb3jksstaanzzzg5siqav2ye5/Internet Download Manager (IDM) v6.12.10.3 Full Including _.rar&reffer=http://.../&uuid=wb4j3ti44ufm8hHRK2cnsiTqvJvl58hkB9byEAKRIweMbkH1jJ3yXAbPlvhkORRTPpWRYQZ3y2Ugg0jndOxtJYlrTh8Qo0irfjyHoriQRCHotIwgHBULfUikxIbU4YdbM7VqIaBNyyzDBN3ewktnjtBp4yaB07dZBc4zOqTEtCL757leCrg6m8i15rIbEV2OvtTwA3YLaaRq57nGLL4ubRTJYqXqht5ubD03IqXYGD4dJKdsMW3QkPLwbpf7SdoWVJH6Q7ncIh2bkmqk5B1ivtXwommAAvUcRGO7tv5TG0gG9ESHsus8n08kakiS7xsLxjGBfNUl0JSy3FY9OpNdRBgGiJcajE7sr1PkPizCyQNzCsI3yhb2nmmwyTEfbjQxlbdZYq9mj2XoyxR6EWB32X4HO1bv8X4qTbMZwKHKih8WipFT2IYZoXkRqbp5bqgfuTvtx1qkLjgvS1rEfVYVO7h5TDqwu

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

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

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