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flash_update.exe

Internet

GERYON ADS SL.

The application flash_update.exe, “Internet Setup ” by GERYON ADS SL has been detected as a potentially unwanted program by 6 anti-malware scanners. The program is a setup application that uses the Inno Setup installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from www.capitalmetaupdate.com.
Publisher:
GERYON ADS SL.  (signed and verified)

Product:
Internet

Description:
Internet Setup

MD5:
ade97c18d208adc8d88ddbd1fd423bac

SHA-1:
6b564b7c60e478c4cef31b2e86fceb2fe1f4f06e

SHA-256:
f840b9b6222dfe764ee49efeffbd69144f3459de4d5f482ca36ec47f73afe4f5

Scanner detections:
6 / 68

Status:
Potentially unwanted

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

Analysis date:
11/25/2024 7:47:36 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2017.0.2858

Dr.Web
Trojan.InstallCore.1027
9.0.1.020

ESET NOD32
Win32/InstallCore.ABK potentially unwanted (variant)
10.12131

Reason Heuristics
PUP.installCore.GERYONADS.Installer (M)
16.1.20.20

Sophos
Install Core Click run software (PUA)
4.98

VIPRE Antivirus
InstallCore
43084

File size:
936.8 KB (959,248 bytes)

Product version:
1.5

Copyright:
Application

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\flash_update.exe

Digital Signature
Signed by:
GERYON ADS SL.

Authority:
GlobalSign nv-sa

Valid from:
12/17/2015 1:21:05 PM

Valid to:
6/23/2016 12:17:17 PM

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

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112181D069E2BE8A14952BA745AD05847F6F

File PE Metadata
Compilation timestamp:
6/19/1992 11:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:bwuWn8Fr8VqQkjLw/DDOyADAs0tTaMywrFCWzkobiRS:bZW8yV7kXm1cgdaL2EW4oq

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:
7.9347

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

Code size:
37 KB (37,888 bytes)

The file flash_update.exe has been seen being distributed by the following URL.

http://www.capitalmetaupdate.com/c?x=S83yNskuLdUi7ZAQ7/YcUoF/I1xJee2irc4oDcY0MO8=&c=xNKwBSyg9f2KmiZQK52B11Eni3j5WWoKjPFHxmITUfQJoDIKVPqCvyhAoQkXPEMV0snOD4ckavyTndqQH15Om3/MHxBMmd3ePn/sNqWA nNEsoCJ3ctdq6qmW7BvOVsR&downloadAs=Flash_Update.exe&fallback_url=http://download.macromedia.com/get/flashplayer/current/licensing/.../install_flash_player_18_plugin.exe

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