Cryptographic Identifiers
| SHA256 | 35f2b6cf64cfe6e60064d9569a8c7ff37d232cdc982c8916531d44bb09319e96 |
|---|---|
| MD5 | 46ec0e726253180d01acd57946844c06 |
| File Type | exe |
| Size | 3291.0 KB |
| First Seen | 2026-03-13 |
| File Name | file |
| Tags | AsyncRAT, dropped-by-amadey, exe, fbf543 |
Malware Family: AsyncRAT
AsyncRAT, 2019'da sızdırılan açık kaynaklı RAT'tır.
| Type | RAT |
|---|---|
| Programming Language | .NET C# |
| Target Platform | Windows |
| C2 Protocol | TCP/SSL |
| Purpose | Uzaktan erişim, tuş kaydı |
| First Seen Year | 2019 |
| Aliases | AsyncClient |
Threat Indicators (IOC)
- SHA256:
35f2b6cf64cfe6e60064d9569a8c7ff37d232cdc982c8916531d44bb09319e96 - MD5:
46ec0e726253180d01acd57946844c06
You can verify all hash values of this sample on VirusTotal.
System Cleanup Guide
- Disconnect the system from the network — unplug ethernet, disable Wi-Fi
- Terminate suspicious processes from Task Manager
- Run a full system scan with Malwarebytes or Kaspersky
- HKCU\Software\Microsoft\Windows\CurrentVersion\Run kayıtlarını kontrol edin
- Review newly created tasks in Task Scheduler
- Change all your account passwords from a clean device
- Gerekirse Windows'u yeniden yükleyin ve verilerinizi temiz bir yedeğe geri alın
YARA Rule Hints
rule AsyncRAT_SHA256 {
meta:
description = "AsyncRAT sample: 35f2b6cf64cfe6e6"
threat_level = "high"
first_seen = "2026-03-13"
condition:
hash.sha256(0, filesize) == "35f2b6cf64cfe6e60064d9569a8c7ff37d232cdc982c8916531d44bb09319e96"
}
AsyncRAT — Malware Profile
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.
Technical Details
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
Attribution / Threat Actor
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.
Capabilities & Behavior
IOC List (2 indicators)
# SHA256
35f2b6cf64cfe6e60064d9569a8c7ff37d232cdc982c8916531d44bb09319e96
# MD5
46ec0e726253180d01acd57946844c06
| Type | Value | Note |
|---|---|---|
| sha256 | 35f2b6cf64cfe6e60064d9569a8c7ff37d232cdc982c8916531d44bb09319e96 | Sample:AsyncRAT |
| md5 | 46ec0e726253180d01acd57946844c06 | Sample:AsyncRAT |
C2 Servers (8 recorded servers for this family)
| Address | Type | Port | Protocol | Status | Country |
|---|---|---|---|---|---|
| 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 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.