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adobe-reader-xi-21590-dp.exe

Web Soft

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 adobe-reader-xi-21590-dp.exe, “Web Soft 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. With this installer, users are expecting to download Adobe's free Reader but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
App Soft Installer   (signed by dobreprogramy sp. z o.o.)

Product:
Web Soft

Description:
Web Soft Setup

Version:
3.8.3.5

MD5:
66ebb9a4edb5339162250e8f0979e24e

SHA-1:
d5d86ce332dc31f497b3d1ee4fa47a5b67399f10

SHA-256:
18a28a2f34c1c6224fa7a59ab07bdd89fbdf4baf7efc533fcf9f5274df24b620

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:
12/25/2024 3:19:10 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.dobreprogramyspzoo.Installer (M)
16.2.7.22

File size:
957 KB (979,960 bytes)

Product version:
3.8.9

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\adobe-reader-xi-21590-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:uDZu64j4LqWoj4cJePb1qSOXjJrhwPwqEP6mJCwPuVu:uD4c2jxJw3uAGpd

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 adobe-reader-xi-21590-dp.exe has been seen being distributed by the following 2 URLs.

http://www.sharemegafun.com/c?x=iOAV0H5BQ/JOa/ugON/VIMSj3qL5i7I 08hQ7FeNXRw=&c=m0VRQG9JiaheJ3ww3cqeaO1LCK4Fu6Iml F0qCIvlM8iHxEyqEJh2ooqW bAzfFyhgT18zABEkM9IKIiQtPnEmB0Czu02dOoVZO/AKqlSzoYCpK7LcgtfLsGdOWgxJH6IgCDBu13r3LPzff02fXBjA==&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.sharemegafun.com/c?x=aRWP05UOxipQ4FPemHXMcEMf/DZKRU04F chEGSypgk=&c=Q1cYZhLM6zwg15YkhT5Zt6VsjMG8ctuczBBI6KE1X/BwGN7OgACMFnjvlI7YkI4j521Fpk2yqOPrv7tEPUfb5eNu0iVlbYHyWb0bJvWRODRy5S kI9FLkkQVleBDachpPUcn9Hnb/wVUBXXhV4ZO4g==&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

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