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e392.megafon e392 firmware mdm9200-1update 11.836.13.00.209.b757.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 e392.megafon e392 firmware mdm9200-1update 11.836.13.00.209.b757.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 esyncsoft.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:
2014.2.13.1623

MD5:
8e7f697a92ac32211dacbf106780dc45

SHA-1:
b20c7c83d5b0d17580f7249e80ae7fb5dd8f8887

SHA-256:
880a9d8c0ddf6f1de50fbb20fed2a96cbf9af15b583eb63cec5eedc1f19e2712

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:
4/19/2024 10:17:52 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Optional.Installer.GG
14.3.28.12

File size:
332.3 KB (340,264 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)

Digital Signature
Signed by:
Sergey Petrov

Authority:
COMODO CA Limited

Valid from:
8/21/2013 1:00:00 AM

Valid to:
8/22/2014 12:59:59 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 8:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:nrwZ9uEo2S1YnQmCX492DkwNP3qpYFAY9YkWRAhRV2Y8l2Xwbsj+0A:nr6u6/eIo4Q9YNRAhb2Yuk8k9A

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...
 
[+]

Code size:
7.5 KB (7,680 bytes)

The file e392.megafon e392 firmware mdm9200-1update 11.836.13.00.209.b757.exe has been seen being distributed by the following URL.

http://esyncsoft.info/v377?product_name=E392.Megafon E392 Firmware MDM9200-1Update 11.836.13.00.209.B757.rar&filesize=14.26 MB&product_title=DFH Download Manager&installer_file_name=E392.Megafon E392 Firmware MDM9200-1Update 11.836.13.00.209.B757&product_file_name=E392.Megafon E392 Firmware MDM9200-1Update 11.836.13.00.209.B757.rar&product_download_url=http://.../get.php?file=263f8db8&m

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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