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Maxthon-13264-dp.exe

Internet installer

dobreprogramy sp. z o.o.

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application Maxthon-13264-dp.exe, “Internet installer Setup ” by dobreprogramy sp. z o.o 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 installCore installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from www.dobreprogramyplcentraltoday.com and multiple other hosts.
Publisher:
Web Installer generic   (signed by dobreprogramy sp. z o.o.)

Product:
Internet installer

Description:
Internet installer Setup

MD5:
07d784f3124fbea497550b40976375d9

SHA-1:
0f75e71ddf98827e625d44ae3df0f492eca208b7

SHA-256:
2fc878b2edea8f8428b63586e7ffc684d16d3693e8b003457e244c928904d7e1

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/28/2024 4:23:25 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.dobreprogramyspzoo.Installer (M)
16.2.21.18

File size:
846.4 KB (866,744 bytes)

Product version:
2.0.6

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\maxthon-13264-dp.exe

Digital Signature
Signed by:
dobreprogramy sp. z o.o.

Authority:
thawte, Inc.

Valid from:
2/25/2015 1:00:00 AM

Valid to:
2/26/2016 12:59:59 AM

Subject:
CN=dobreprogramy sp. z o.o., OU=IT, O=dobreprogramy sp. z o.o., L=Wroclaw, S=Dolnoslaskie, C=PL

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
04CCACE3AEB4566AFA610407D3C9D967

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:9EIue+LAYj8URLR+lhbRCUKwSsid8GVMdvBGx8NTWC:9TyLAYrRLWRCUBSBVMdvh6C

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

The file Maxthon-13264-dp.exe has been seen being distributed by the following 2 URLs.

http://www.dobreprogramyplcentraltoday.com/c?x=HC/FTcPrYpI49Yu0/j3dAyqECy08Je8U5UmlC85T wU=&c=kIWOuZxlbeFyakDEm8dUsBqh7Qpb5Ac9GuKQo7sri9SMTrOghP9WiUJrdy/gMs0/WVDh3H9TkgvJrEKd99IVt/kVxHr7CMlqgqW5qGNpU FdHy7iD44x1Tqs3T2fS9sCjKyC IhD1Ic9vRxRaOLY1QAQbs1trV 8EHqhy0YE3Ho=&fallback_url=http://dl.maxthon.com/.../mx4.4.7.3000.exe&downloadAs=Maxthon-13264-dp.exe

http://www.dobreprogramyplcentraltoday.com/c?x=X/hrV0L 1AIEqc/W2sgQDto5AQEOFlToBjVwa9Q4Nw=&c=ohXOB5NLj05dUuFwE0ZlIcu92 Fka6gfL59IBAZazLJAkCJo8hUwR6AoLwav2j9Ratad7QgtoKXuGhRNsDio4duv1KyMcWlRCRTD8mqAYjqTcDeyinCQ8z22pA3STDfikOm3aq/9mGyVQYfc34sC/Xf2qgl8uR6OdVEehxqagKc=&fallback_url=http://dl.maxthon.com/.../mx4.4.7.3000.exe&downloadAs=Maxthon-13264-dp.exe

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