Genel Bakış
Bu örnek, Ginzo.exe adıyla gelen 340KB büyüklüğünde son derece karmaşık bir Trik Botnet çok aşamalı dropper'dır. VBA makro, RTF gömülü nesne, HTA, JavaScript, PowerShell ve bitsadmin LOLBin gibi birbirinden farklı yedi yük dağıtım tekniğini tek bir dosyada barındırarak çoklu C2 altyapısına bağlanmaktadır. İçinde Trik botnet PDB yolu, Chrome şifre çalıcı modülü (PasswordRecoveryChrome.exe) ve Monero madencisi bileşeni bulunmaktadır.
Teknik Analiz
Trik Botnet PDB Kanıtı
\Users\x\Desktop\Home\Code\Trik v[0-9]+.[0-9]+\Release\Trik.pdb
- Trik Botnet: 2018-2020 döneminde aktif olan spam/dropper botnet
- Aynı PDB repository'sinden birden fazla versiyon gömülü
- İspanyolca PDB yolları:
e:\proyectos
egociadores\sqlnet\obj\debug\sqlnet.pdb ("negociadores"=müzakereciler)
- Geliştirici kullanıcı adı:
renzon
4asterix\documentsisual studio 2008\projects8novdwnelease8novdwn.pdb - downloader modülü
7 Farklı Yük Dağıtım Tekniği
| Teknik | Kanıt Stringi |
| VBA Makro | .vbproject.vbcomponents.codemodule.insertlines |
| RTF Gömülü Nesne | {\object\ (49 kez), \objw, \objh |
| HTA Dropper | http://bcaou.cn/a.hta |
| JavaScript | javascript: (5 kez), GetObject( |
| PowerShell ENV | invoke-expression $env:, iex $env: |
| bitsadmin LOLBin | bitsadmin (10 kez) |
| Script | script:http (5 kez) |
C2 Altyapısı (8 IP, 20+ URL)
- Ana C2:
http://185.185.25.175/ref45.php
- Payload:
http://138.204.171.108/BxjL5iKld8.zip
- EXE:
http://92.63.197.153/good.exe
- DLL C2 (port 280):
http://js.1226bye.xyz:280/v.sctscrobj.dll
- HTA:
http://bcaou.cn/a.hta
- Doc:
http://droobox.online/luncher.doc
- Logging:
http://royaldiscoveryholidays.com/log/
- CSS Steganografi:
http://plet.dk/css/css.css
- Pastebin Dead Drop:
http://pastebin.com/raw/
- Dynamic DNS:
http://kasimovschmuck.hopto.org/, http://office-archives.duckdns.org/
Dahili C2 IP Listesi (8 Adres)
138.204.171.108 - payload sunucusu
173.208.139.170
178.128.115.182
18.130.111.206 (AWS)
185.185.25.175 - ana C2
46.101.202.232 (DigitalOcean)
92.63.197.153
94.156.189.77
Çalma Yetenekleri
PasswordRecoveryChrome.exe - Chrome şifre çalıcı
http://ip-api.com/*wallet*.dat - IP tespiti + wallet.dat arama
- XMR Madenci:
stratum+tcp://xmr.pool.minergate.com
AdjustTokenPrivileges - yetki yükseltme
Email Adres İfşaatı
pdharmaparrack@protonmail.com - operatör iletişim email
ttpettigrew8922555@mail.com - alternatif iletişim
Teknik Eigenschaftler
| Eigenschaft | Wert |
| Dateiname | Ginzo.exe |
| Format | PE32+ Native x86-64 |
| Größe | 339.968 bayt |
| Entropy | 5.98 (normal) |
| Familie | Trik Botnet Dropper |
| Ana C2 | 185.185.25.175/ref45.php |
| 8 C2 IP | Listelendi |
| Yük Teknikleri | 7 Farklı (VBA, RTF, HTA, JS, PS, bitsadmin, Script) |
IOC Özeti
- C2 #1:
185.185.25.175/ref45.php
- C2 Payload:
138.204.171.108/BxjL5iKld8.zip
- DLL C2:
js.1226bye.xyz:280/v.sctscrobj.dll
- Email:
pdharmaparrack@protonmail.com
- SHA256:
c73a91a1fdfa8b8ad1c4092fd33e3e84c16b568ae622996891d573bb449eec04
IOC-Liste
(19 Indikatoren)
# SHA256
c73a91a1fdfa8b8ad1c4092fd33e3e84c16b568ae622996891d573bb449eec04
# IP
185.185.25.175
# IP
138.204.171.108
# IP
92.63.197.153
# IP
173.208.139.170
# IP
178.128.115.182
# IP
18.130.111.206
# IP
46.101.202.232
# IP
94.156.189.77
# DOMAIN
1226bye.xyz
# DOMAIN
droobox.online
# DOMAIN
kasimovschmuck.hopto.org
# DOMAIN
office-archives.duckdns.org
# DOMAIN
office-cleaner-commander.com
# EMAIL
pdharmaparrack@protonmail.com
# EMAIL
ttpettigrew8922555@mail.com
# URL
http://185.185.25.175/ref45.php
# URL
http://138.204.171.108/BxjL5iKld8.zip
# URL
http://92.63.197.153/good.exe
| Typ | Wert | Bemerkung |
| sha256 |
c73a91a1fdfa8b8ad1c4092fd33e3e84c16b568ae622996891d573bb449eec04 |
|
| ip |
185.185.25.175 |
|
| ip |
138.204.171.108 |
|
| ip |
92.63.197.153 |
|
| ip |
173.208.139.170 |
|
| ip |
178.128.115.182 |
|
| ip |
18.130.111.206 |
|
| ip |
46.101.202.232 |
|
| ip |
94.156.189.77 |
|
| domain |
1226bye.xyz |
|
| domain |
droobox.online |
|
| domain |
kasimovschmuck.hopto.org |
|
| domain |
office-archives.duckdns.org |
|
| domain |
office-cleaner-commander.com |
|
| email |
pdharmaparrack@protonmail.com |
|
| email |
ttpettigrew8922555@mail.com |
|
| url |
http://185.185.25.175/ref45.php |
|
| url |
http://138.204.171.108/BxjL5iKld8.zip |
|
| url |
http://92.63.197.153/good.exe |
|