ValleyRAT | Threat Level: high | Type: RAT
Cryptographic Identifiers
| SHA256 | d892a76c70b6d03c6da0732786ce695d97b3c07037a152b141b5c9c3495d6e67 |
|---|---|
| MD5 | a666aa640a9635801813b6724480c4a5 |
| File Type | exe |
| Size | 71983.0 KB |
| First Seen | 2026-05-04 |
| File Name | instoll.3.2.2.exe |
| Tags | exe, SilverFox, Trojan/SilverFox.bm[lddel], ValleyRAT |
Malware Family: ValleyRAT
ValleyRAT, Çin APT grubu tarafından kullanılır.
| Type | RAT |
|---|---|
| Programming Language | C++ |
| Target Platform | Windows |
| C2 Protocol | HTTP |
| Purpose | Çin APT RAT |
| First Seen Year | 2023 |
Threat Indicators (IOC)
- SHA256:
d892a76c70b6d03c6da0732786ce695d97b3c07037a152b141b5c9c3495d6e67 - MD5:
a666aa640a9635801813b6724480c4a5
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 ValleyRAT_SHA256 {
meta:
description = "ValleyRAT sample: d892a76c70b6d03c"
threat_level = "high"
first_seen = "2026-05-04"
condition:
hash.sha256(0, filesize) == "d892a76c70b6d03c6da0732786ce695d97b3c07037a152b141b5c9c3495d6e67"
}
ValleyRAT — Malware Profile
ValleyRAT Çin APT RAT. Cince hedefleme. WMIC HypervisorPresent VM tespit. surrogate pair dogrulama.
Malware Type
RAT
Programming Language
C++
C2 Protocol
HTTP
Target Systems
Windows
Capabilities & Behavior
Uzaktan Erişim & Kontrol
Keylogger
Ekran Görüntüsü
Webcam Erişimi
Dosya Yönetimi
Süreç Yönetimi
Komut Yürütme
Kalıcılık Mekanizması
IOC List (2 indicators)
IOC — ValleyRAT
# SHA256
d892a76c70b6d03c6da0732786ce695d97b3c07037a152b141b5c9c3495d6e67
# MD5
a666aa640a9635801813b6724480c4a5
| Type | Value | Note |
|---|---|---|
| sha256 | d892a76c70b6d03c6da0732786ce695d97b3c07037a152b141b5c9c3495d6e67 | Sample:ValleyRAT |
| md5 | a666aa640a9635801813b6724480c4a5 | Sample:ValleyRAT |