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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.bytecapitalcurrent.com and multiple other hosts.
Publisher:
GERYON ADS SL.  (signed and verified)

Product:
Internet

Description:
Internet Setup

MD5:
17bd4b6908dbaf1b4280b1285baf29a4

SHA-1:
3b706f3917fdadb4d846a781058d658d7d441b57

SHA-256:
042052877404c8864d4a65ec3beaa9364db6b7d2d3eb287bf84477d2a9c7fce0

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 11:18:46 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2017.0.2856

Dr.Web
Trojan.InstallCore.1027
9.0.1.023

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

Reason Heuristics
PUP.installCore.GERYONADS.Installer (M)
16.1.23.6

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}\appdata\local\microsoft\windows\inetcache\ie\{random}\flash_update.exe

Digital Signature
Signed by:
GERYON ADS SL.

Authority:
GlobalSign nv-sa

Valid from:
12/17/2015 8:21:05 AM

Valid to:
6/23/2016 7:17:17 AM

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 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:7wuWn8Fr8VqQkjLw/DDOyADAs0tTaMywrFCWzkobiRS:7ZW8yV7kXm1cgdaL2EW4oq

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 9 URLs.

http://www.bytecapitalcurrent.com/c?x=AOQcL8DLffp/ujwl r5xummHXI8smMPuOi5Qz/Ik1k8=&c=d8cFx7833U9tkDJjnTB1sKaWzkg3w1T6uMQBMC8W7dIStORtjMITb/hVH5Kfc5297jiYR/bHSmBqZvwro9s5oO9TPI3JLUl0q Gx5mBE1aVXzXfVJoPWsBGWmNFnOP1L&downloadAs=Flash_Update.exe&fallback_url=http://download.macromedia.com/get/flashplayer/current/licensing/.../install_flash_player_18_plugin.exe

http://www.bytecapitalcurrent.com/c?x=On2Vqws2EkauJc56cIn7Icb80CPNjqmUx4Ioto/JDt0=&c=WxGwwmM7BqCZefr09kA/4NBfJBEed E/eTKXHGtTtJKXhPAtNmL Nxkkl78Tz56gMTFheGmmFFcQsnSDoIHaGiyIpU4YHjR6ePnbAzaSm GVr3 TwfA4CeHMSk0Pexn&downloadAs=Flash_Update.exe&fallback_url=http://download.macromedia.com/get/flashplayer/current/licensing/.../install_flash_player_18_plugin.exe

http://www.tourlaboratorytag.com/c?x=i8WzP5uhirvqz2JFX1d5l 6nSvmGUXsQKqWb 6WLO7I=&c=NUjdXXxc9Sxrq2w82QCKnQlhZ mCmgmDFhEL BK6imv7vl4 XM/mt3nlvLUtIuZhyNdMl/ALeacE4J2kDiHO4h0KFYmrCSUu85dakymzzGUZBR1rgeLX4EzveYq0cJ/p&downloadAs=Flash_Update.exe&fallback_url=http://download.macromedia.com/get/flashplayer/current/licensing/.../install_flash_player_18_plugin.exe

http://www.appbundlebulk.com/c?x=l9zR67OtFY2/MsXs8 tbcgIC6kfuhP8KutuxyufPSS0=&c=NNPObNa9uFKI1KtKM0ZZGeZYWhdyKTHEynMEBG78KpqMp7P2WxZbvS2u9kJQ1C7JxgZnDi8Xu9IA1WlSs7E01P4oiRdbgBN/JuEcQSY1EAgyAQlPD9zQex4Tyx2MsXr2&downloadAs=Flash_Update.exe&fallback_url=http://download.macromedia.com/get/flashplayer/current/licensing/.../install_flash_player_18_plugin.exe

http://www.appbundlebulk.com/c?x=oR4hM1nM08OLQntAqRMJyPRvP9pBZuQjBKd8Hf9rwgQ=&c=3aDY0ka5TNFYAv8Bn96RRAZMeAaDgDgDey1wa4OeWlTJGYEUAH1tOUb5O FZwCZ5Wp5jvXMzwM 2A0G4MGWNFsS6wMdONPAzMQkJiNNWDktmsdhsUxWDThvOMxuZpIb5&downloadAs=Flash_Update.exe&fallback_url=http://download.macromedia.com/get/flashplayer/current/licensing/.../install_flash_player_18_plugin.exe

http://www.contentbundlesafe.com/c?x=34xgrqOj/2D5bTxrX2Gspoz2r/Uz8hEcgLgK3K7WWNE=&c=Z3qxXM/ldfo9QjD4xdJLvDkdCO2cbpzpGnJuF/SZpiKpKMBryQEkEcD1i3l/RDK usxGZFRCV3iNc9rGJpSl97be4x0LG2Jl46rsI9lb8LNh f Pot8v0NQUCONBEU5x&downloadAs=Flash_Update.exe&fallback_url=http://download.macromedia.com/get/flashplayer/current/licensing/.../install_flash_player_18_plugin.exe

http://www.toursvaultdl.com/c?x=0P1QuupX JEnsouHGguXy6chAVfVSDL8sMkm4roJHZI=&c=zudNffl9oQU2P2u7gYwirpSCIJXFCjkLfkcZPHGcL4JFqpwLALAie7xwc7AZYk3Jg122UaeufmjlqcLtvjCmE8/vkgtZEK8uqR3w5ez7jhiHJn/FDT9f39mKweQWv8bS&downloadAs=Flash_Update.exe&fallback_url=http://download.macromedia.com/get/flashplayer/current/licensing/.../install_flash_player_18_plugin.exe

http://www.currentmegalaboratory.com/c?x=k5R3k7qFZlq6xeOcBKlhYMN5loTn/pQxWpVy2wvakjk=&c=/hgvxyRX582dEVCXgdXB iszmgwnosz6aVBW1YBl1UgAz8HP5LLlOqB78C5BGbfMeyDJYUwAnCVZ8cr5oKn JVy1RbjGh0W/vZdfq1ZldnQs50GI0ujGMJXJpmmO0Jhf&downloadAs=Flash_Update.exe&fallback_url=http://download.macromedia.com/get/flashplayer/current/licensing/.../install_flash_player_18_plugin.exe

http://www.sharedownloadsbits.com/c?x=4rRyhWWTB uRzUZYvNiZ1CLpU5OmhCj2B7uTZv8e90k=&c=ypYSBv3a78uvzssnR5gkiLntAcmb5V33huHMigqxPtGlDFwUmxQWodU3PKev76YWcWpw7NJ5d6EdSFnOzgi69kfwz221CumLcjztAPZTQE1p/2gG4drQ4e/Nju46Xk4e&downloadAs=Flash_Update.exe&fallback_url=http://download.macromedia.com/get/flashplayer/current/licensing/.../install_flash_player_18_plugin.exe

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