icreinstall_flashplayer_update.exe

Software

Geryon Ads S.L.

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_flashplayer_update.exe, “Software Setup ” by Geryon Ads S.L has been detected as adware by 11 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The installer is marketed through download protals and search ads as the free Adobe Flash Player but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Installer Generic   (signed by Geryon Ads S.L.)

Product:
Software

Description:
Software Setup

MD5:
ba1ea9fb8b35e53ee07a03ef0ccd1bbc

SHA-1:
de0e0be53a1d9599488062091f25ec9c13840eba

SHA-256:
ac88452b67dfb84385b26e767ad08c67a4a7e22c844e380e74ff023d94193af2

Scanner detections:
11 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/28/2024 10:58:28 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2016.0.3038

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.15725

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Trojan.InstallCore.151
9.0.1.0206

ESET NOD32
Win32/InstallCore.ZD potentially unwanted (variant)
9.11675

Fortinet FortiGate
Riskware/InstallCore
7/25/2015

K7 AntiVirus
Unwanted-Program
13.204.16012

McAfee
Artemis!BA1EA9FB8B35
5600.6694

Reason Heuristics
PUP.GeryonAds.Bundler (M)
15.7.25.7

Trend Micro House Call
Suspicious_GEN.F47V0514
7.2.206

VIPRE Antivirus
InstallCore
40504

File size:
684.1 KB (700,520 bytes)

Product version:
5.2

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
6/15/2014 7:00:00 PM

Valid to:
6/16/2015 6:59:59 PM

Subject:
CN=Geryon Ads S.L., OU=IT, O=Geryon Ads S.L., L=Barcelona, S=Barcelona, C=ES

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
71F910550D2DD2713679787B12FF2EA0

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:Aspp57xkzQHzRggB/8Kipma2jU2WiohBLKbJvnyvZrInfGxuR1+q1umZDgR0M2hg:AspXxrjERkwNLKNv0RoXyq5gKMkw9

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8958

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

Code size:
37 KB (37,888 bytes)

The file icreinstall_flashplayer_update.exe has been seen being distributed by the following 2 URLs.

http://dlc3down.com/.../ic_fl2015_ie.php

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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