Manuel Statik Analiz — AsyncRAT | Tehdit: 重大 | CVSS: 9.0
ファイル Kimliği
| SHA256 | 82e3f88df80eb74912b75ae9d68fd8100e20f7dbb2aa1faad92249236cc8db4a |
|---|---|
| MD5 | dca0d171e9faf837b702ac6ab4e06215 |
| ファイル名 | 82e3f88df80eb74912b75ae9d68fd8100e20f7dbb2aa1faad92249236cc8db4a.exe |
| サイズ | 3,369,984 byte (3291 KB) |
| 種別 | PE32 executable for MS Windows 4.00 (GUI), Intel i386 Mono/.Net assembly, 3 sections |
| String Sayısı | 23,302 |
PE Bölümleri
| Bölüm | V.Size | Entropi |
|---|---|---|
.text | 3,364,996 | 5.84 |
.rsrc | 3,575 | 5.12 |
.reloc | 12 | 0.1 |
Import Tablosu
mscoree.dll_CorExeMain
IOC
| SHA256 | 82e3f88df80eb74912b75ae9d68fd8100e20f7dbb2aa1faad92249236cc8db4a |
|---|---|
| MD5 | dca0d171e9faf837b702ac6ab4e06215 |
| IP Adresleri | 4.0.0.0, 1.0.115.5, 2.0.0.0, 8.0.0.0, 15.0.0.0, 1.0.0.0, 17.0.0.0, 1.0.7.0 |
| Domain | json.net, microsoft.com, websocketsharp.net, blackcastlesoft.com, gsystem.net, github.com, system.io, newtonsoft.com |
| Mutex | ReleaseLock, inputsLock, CreateMutex, _proxyClientsLock, _tr_stored_block |
| PDB/Yol | C:\Users\Administrator\Desktop\Venom |
| C2 Aday | json.net, microsoft.com, blackcastlesoft.com |
AsyncRAT — マルウェアプロファイル
AsyncRAT, 2019'da acik kaynak olarak yayimlanan C# tabanli RAT ailesidir. Ekran yakalama, keylogger, dosya islemleri, HVNC ve plugin sistemine sahiptir. C2 AES-128-CBC ile sifrelenir, TCP uzerinden calisir. JS/PDF yemi ile dagitilir.
マルウェアの種類
RAT
プログラミング言語
.NET C#
C2プロトコル
TCP/SSL
標的システム
Windows
別名 (AKA)
AsyncClient
技術詳細
C# .NET, AES-128-CBC sifreleme, TCP port 6606/4449 (varsayilan), Mutex kontrol, Runtime assembly loading, Anti-analysis (VM check, Process listesi), HVNC, Keylogger, Stealer, Botnet modulu
アトリビューション / 脅威アクター
Acik kaynak - orjinal gelistirici GitHub'da yayinladi; surekli siber suclu toplulugu tarafindan kullanilmaktadir. APT operasyonlari da dahil olmak uzere cok sayida farkli tehdit aktoru kullanmaktadir.
機能と挙動
Uzaktan Erişim & Kontrol
Keylogger
Ekran Görüntüsü
Webcam Erişimi
Dosya Yönetimi
Süreç Yönetimi
Komut Yürütme
Kalıcılık Mekanizması
IOCリスト (26 件の指標)
IOC — AsyncRAT
# SHA256
82e3f88df80eb74912b75ae9d68fd8100e20f7dbb2aa1faad92249236cc8db4a
# MD5
dca0d171e9faf837b702ac6ab4e06215
# IP
4.0.0.0
# IP
1.0.115.5
# IP
2.0.0.0
# IP
8.0.0.0
# IP
15.0.0.0
# IP
1.0.0.0
# IP
17.0.0.0
# IP
1.0.7.0
# IP
6.0.0.0
# DOMAIN
json.net
# DOMAIN
microsoft.com
# DOMAIN
websocketsharp.net
# DOMAIN
blackcastlesoft.com
# DOMAIN
gsystem.net
# DOMAIN
github.com
# DOMAIN
system.io
# DOMAIN
newtonsoft.com
# DOMAIN
system.net
# MUTEX
ReleaseLock
# MUTEX
inputsLock
# MUTEX
CreateMutex
# MUTEX
_proxyClientsLock
# MUTEX
_tr_stored_block
# FILEPATH
C:\Users\Administrator\Desktop\Venom
| タイプ | 値 | メモ |
|---|---|---|
| sha256 | 82e3f88df80eb74912b75ae9d68fd8100e20f7dbb2aa1faad92249236cc8db4a | |
| md5 | dca0d171e9faf837b702ac6ab4e06215 | |
| ip | 4.0.0.0 | C2 aday |
| ip | 1.0.115.5 | C2 aday |
| ip | 2.0.0.0 | C2 aday |
| ip | 8.0.0.0 | C2 aday |
| ip | 15.0.0.0 | C2 aday |
| ip | 1.0.0.0 | C2 aday |
| ip | 17.0.0.0 | C2 aday |
| ip | 1.0.7.0 | C2 aday |
| ip | 6.0.0.0 | C2 aday |
| domain | json.net | C2 domain |
| domain | microsoft.com | C2 domain |
| domain | websocketsharp.net | C2 domain |
| domain | blackcastlesoft.com | C2 domain |
| domain | gsystem.net | C2 domain |
| domain | github.com | C2 domain |
| domain | system.io | C2 domain |
| domain | newtonsoft.com | C2 domain |
| domain | system.net | C2 domain |
| mutex | ReleaseLock | Mutex |
| mutex | inputsLock | Mutex |
| mutex | CreateMutex | Mutex |
| mutex | _proxyClientsLock | Mutex |
| mutex | _tr_stored_block | Mutex |
| filepath | C:\Users\Administrator\Desktop\Venom | PDB |
C2サーバー (このファミリーで8台のサーバーを記録)
| アドレス | タイプ | ポート | プロトコル | ステータス | 国 |
|---|---|---|---|---|---|
| microsoft.com | domain | — | TCP | active | — |
| microsoft.com | domain | — | TCP | active | — |
| microsoft.com | domain | — | TCP | active | — |
| microsoft.com | domain | — | TCP | active | — |
| microsoft.com | domain | — | TCP | active | — |
| microsoft.com | domain | — | TCP | active | — |
| microsoft.com | domain | — | TCP | active | — |
| microsoft.com | domain | — | TCP | active | — |
C2アドレスはKEYDALチームが手動で検証したマルウェア検体のみに基づいて提供されています。商用利用は禁止です。