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icreinstall_flash_update.exe

Internet Application

GERYON ADS SL.

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_flash_update.exe, “Internet Application Setup ” by GERYON ADS SL has been detected as a potentially unwanted program 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 cdn.whitedownloadpool.com. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
Generic Software   (signed by GERYON ADS SL.)

Product:
Internet Application

Description:
Internet Application Setup

Version:
1.4.2.5

MD5:
9d5c0653908d0e5f0468f3ef0745399d

SHA-1:
b7cc2837775a921c6294a85e404346abf09dbd50

SHA-256:
5c7921a1d562c7ed4e35eddd1a5591370b027c330376e928ba5f8796fd86fb4d

Scanner detections:
1 / 68

Status:
Potentially unwanted

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:
11/25/2024 10:25:46 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.GERYONADS.Installer (M)
16.1.18.13

File size:
810.7 KB (830,184 bytes)

Product version:
4.1.0

Copyright:
Prog Internet

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_flash_update.exe

Digital Signature
Signed by:
GERYON ADS SL.

Authority:
GlobalSign nv-sa

Valid from:
6/23/2015 8:17:17 AM

Valid to:
6/23/2016 8:17:17 AM

Subject:
CN=GERYON ADS SL., O=GERYON ADS SL., L=Barcelona, S=Barcelona, C=ES

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

Serial number:
1121876A81F90DA17EC052D9EF4E5C681DCD

File PE Metadata
Compilation timestamp:
6/19/1992 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:99qJS6QAHzdHLa/O7Pw055pFVOh8s/YcOCK3p1QKnv8NTq:9knQKhrJDw05T/fCutwO

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_flash_update.exe has been seen being distributed by the following URL.

http://cdn.whitedownloadpool.com/c?x=YoDtynO15EiG0BIvemw7Y625eSEjVeVnSpXbX5iibZ0=&c=0hEHIpOT3Fy2F30ikZa7zjtw1PMX4Tsjfr bHpgsO0v64i7fhkDp0LHO8mimJyqpvmuHYU2mK0iDQt6I7Z609nudSF3kohWgHsaU4ZYaLAYtnNWSOiiHlDF/aqJkIqzvAC4YD9xdEJBZDQ5loQ4WTQ==&downloadAs=Flash_Update.exe&fallback_url=http://download.macromedia.com/get/flashplayer/current/licensing/.../install_flash_player_18_plugin.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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