icreinstall_adobe-reader-xi-21590-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_adobe-reader-xi-21590-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 installer is marketed through download protals and search ads as Adobe's free Reader but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Prog soft   (signed by dobreprogramy sp. z o.o.)

Product:
Generic

Description:
Generic Setup

MD5:
f7e59e814b6fcefa0ff221ed3fe152fc

SHA-1:
6b15d5a21c050130c6a0d3e462f63184af172ea9

SHA-256:
0bacec77e164f2bfdfc6e3cad56d26feda7f52614783afa07ea0f9ea8d8fb127

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 3:09:32 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.dobreprogramyspzoo.Installer (M)
16.2.15.3

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:\users\{user}\appdata\local\temp\icreinstall_adobe-reader-xi-21590-dp.exe

Digital Signature
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:CBbOZ5PxVddjvxCddEm7vXTXtDRPzC3D02Fic9z4xmakfQ+It:CBCZ5PxV/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_adobe-reader-xi-21590-dp.exe has been seen being distributed by the following 3 URLs.

http://www.hostquicksoftware.com/c?x=/e/2DRW2VgbjEmpBaj2Qjplk3r/V2SxzVSBeuynbfjs=&c=qGpUQmeQq5AQAn3tjAmGp3SXOKURuo7Gll SrWAT2ZlOW9DVnAmq8P WDnLaj0Rt C7mibI h9YNbIRKE5IiBda yG2orRTzseRMU2oWmSlnHIoSZZlcTtlRO6IYNZ7pOs6ys2WPPV0WivP/E4g1 g==&fallback_url=http://ftp.adobe.com/pub/adobe/reader/win/11.x/11.0.00/.../AdbeRdr11000_pl_PL.exe&downloadAs=Adobe-Reader-XI-21590-dp.exe

http://www.hostquicksoftware.com/c?x=ngjWf9vclrX5o60v 4Zix19tq3CwSugqPR/bGvUyPSU=&c=5cFGMyK3s8uNzmZaOcU67r gBLWKDM77Pn6UPgZrYyiGO3SqJF0was R3Rw7gtAmFxju/GP4ZFOIwwaB wmmV20R5/oJBRscb0Ebcd0cSIsRwoEL1aZRomEzZgy9 nBOoi wUJG6l/HW8pPErXDj1w==&fallback_url=http://ftp.adobe.com/pub/adobe/reader/win/11.x/11.0.00/.../AdbeRdr11000_pl_PL.exe&downloadAs=Adobe-Reader-XI-21590-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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