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icreinstall_internet-explorer-20403-dp.exe

Generic

dobreprogramy sp. z o.o.

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_internet-explorer-20403-dp.exe, “Generic 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. The file has been seen being downloaded from www.vaultscontentcity.com. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
Prog soft   (signed by dobreprogramy sp. z o.o.)

Product:
Generic

Description:
Generic Setup

MD5:
d352383ecf6483ed2726c1849751b33a

SHA-1:
709ffcc68e27b7a1c68ad39bd431a804615e034c

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Utilizes the InstallCore download manager that may bundle various adware-type offers.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
12/26/2024 12:27:41 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.dobrepro.Installer (M)
16.3.17.8

File size:
936 KB (958,448 bytes)

Product version:
5.8.4

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\Documents and Settings\{user}\Local settings\temp\icreinstall_internet-explorer-20403-dp.exe

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

Authority:
GlobalSign nv-sa

Valid from:
2/13/2015 5:34:27 PM

Valid to:
2/14/2016 5:34:27 PM

Subject:
CN=dobreprogramy sp. z o.o., O=dobreprogramy sp. z o.o., L=Wroclaw, C=PL

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121B4F3A4313F8A58B614202F80129EBC93

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):
24576:0BbOZ5PxVddjvxCddEm7vXTXtDRPzC3D02Fic9z4xmakfQ+It:0BCZ5PxV/44KzlRLCz0m914XkfW

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 icreinstall_internet-explorer-20403-dp.exe has been seen being distributed by the following URL.

http://www.vaultscontentcity.com/c?x=sVT67mRpQFphI8fGADwN4Tz7kSnVh4X7ijHAMr3gND4=&c= KVm7L l 4W9J99nb/AbFaZA1Pxt5APCZfT5yZ9v2iG15GFr/PSksRkxZS1k1LZ5o4D3VnhyJN4BDnkdtvncyA9pUQgi0AQJC1ILiNDP8hPUNo22U8w1zx8onALRtNE9TLeaS3r9BCtwKwqQwyRP g==&fallback_url=http://download.microsoft.com/download/9/6/C/.../IE9-Windows7-x86-plk.exe&downloadAs=Internet-Explorer-20403-dp.exe

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

TCP (HTTP):
Connects to os.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdnus.solvefile.com  (207.189.109.121:80)

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