Manuel Statik Analiz — AsyncRAT | Tehdit: 高 | CVSS: 7.5
文件 Kimliği
| SHA256 | 85ec743443fe4830daddd95a454fc05b6434adf486a6889134b5d50c29570c9d |
|---|---|
| MD5 | 659981348eab7fcf5fc2f0ead01628bd |
| 文件名 | 85ec743443fe4830daddd95a454fc05b6434adf486a6889134b5d50c29570c9d.exe |
| 大小 | 64,512 byte (63 KB) |
| 类型 | PE32 executable for MS Windows 4.00 (GUI), Intel i386 Mono/.Net assembly, 3 sections |
| String Sayısı | 1,015 |
PE Bölümleri
| Bölüm | V.Size | Entropi |
|---|---|---|
.text | 59,828 | 5.84 |
.rsrc | 3,509 | 5.03 |
.reloc | 12 | 0.08 |
Import Tablosu
mscoree.dll_CorExeMain
IOC
| SHA256 | 85ec743443fe4830daddd95a454fc05b6434adf486a6889134b5d50c29570c9d |
|---|---|
| MD5 | 659981348eab7fcf5fc2f0ead01628bd |
| IP Adresleri | 4.0.0.0, 6.0.0.0, 3.6.0.0, 1.0.7.0 |
| Domain | microsoft.com, system.io, system.net |
| Mutex | StartBlock, FlushFinalBlock, CreateMutex |
| C2 Aday | microsoft.com |
AsyncRAT — 恶意软件档案
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.
恶意软件类型
RAT
编程语言
.NET C#
C2协议
TCP/SSL
目标系统
Windows
别名 (AKA)
AsyncClient
技术细节
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
归因 / 威胁行为者
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.
能力与行为
Uzaktan Erişim & Kontrol
Keylogger
Ekran Görüntüsü
Webcam Erişimi
Dosya Yönetimi
Süreç Yönetimi
Komut Yürütme
Kalıcılık Mekanizması
IOC列表 (12 个指标)
IOC — AsyncRAT
# SHA256
85ec743443fe4830daddd95a454fc05b6434adf486a6889134b5d50c29570c9d
# MD5
659981348eab7fcf5fc2f0ead01628bd
# IP
4.0.0.0
# IP
6.0.0.0
# IP
3.6.0.0
# IP
1.0.7.0
# DOMAIN
microsoft.com
# DOMAIN
system.io
# DOMAIN
system.net
# MUTEX
StartBlock
# MUTEX
FlushFinalBlock
# MUTEX
CreateMutex
| 类型 | 值 | 备注 |
|---|---|---|
| sha256 | 85ec743443fe4830daddd95a454fc05b6434adf486a6889134b5d50c29570c9d | |
| md5 | 659981348eab7fcf5fc2f0ead01628bd | |
| ip | 4.0.0.0 | C2 aday |
| ip | 6.0.0.0 | C2 aday |
| ip | 3.6.0.0 | C2 aday |
| ip | 1.0.7.0 | C2 aday |
| domain | microsoft.com | C2 domain |
| domain | system.io | C2 domain |
| domain | system.net | C2 domain |
| mutex | StartBlock | Mutex |
| mutex | FlushFinalBlock | Mutex |
| mutex | CreateMutex | Mutex |
C2服务器 (该家族共有 8 台已记录服务器)
| 地址 | 类型 | 端口 | 协议 | 状态 | 国家 |
|---|---|---|---|---|---|
| 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 地址仅来自 KEYDAL 团队人工验证的恶意软件样本。禁止用于商业用途。