Remcos | Threat Level: high | Type: RAT
Cryptographic Identifiers
| SHA256 | a6d1856378b61d3f608a1d9a611bd00cbbb6d94be1e0a4bb3533f3f89a4e0a64 |
|---|---|
| MD5 | 46803c88c7c5095b1de759fe9141dc9a |
| File Type | doc |
| Size | 504.2 KB |
| First Seen | 2022-05-24 |
| File Name | 2020rMs2405.doc |
| Tags | CVE-2017-11882, remcos, RemcosRAT |
Malware Family: Remcos
Remcos, kötüye kullanılan RAT'tır.
| Type | RAT |
|---|---|
| Programming Language | C++ |
| Target Platform | Windows |
| C2 Protocol | TCP/SSL |
| Purpose | Uzaktan izleme |
| First Seen Year | 2016 |
| Aliases | RemcosRAT |
Threat Indicators (IOC)
- SHA256:
a6d1856378b61d3f608a1d9a611bd00cbbb6d94be1e0a4bb3533f3f89a4e0a64 - MD5:
46803c88c7c5095b1de759fe9141dc9a
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 Remcos_SHA256 {
meta:
description = "Remcos sample: a6d1856378b61d3f"
threat_level = "high"
first_seen = "2022-05-24"
condition:
hash.sha256(0, filesize) == "a6d1856378b61d3f608a1d9a611bd00cbbb6d94be1e0a4bb3533f3f89a4e0a64"
}
Remcos — Malware Profile
RemcosRAT. SCAN DOC LOI.r00 multipart RAR. French LOI law lure. Five c2 substrings. Breaking-Security developer.
Malware Type
RAT
Programming Language
C++
C2 Protocol
TCP/SSL
Target Systems
Windows
Also Known As (AKA)
RemcosRAT
Capabilities & Behavior
Uzaktan Erişim & Kontrol
Keylogger
Ekran Görüntüsü
Webcam Erişimi
Dosya Yönetimi
Süreç Yönetimi
Komut Yürütme
Kalıcılık Mekanizması
IOC List (2 indicators)
IOC — Remcos
# SHA256
a6d1856378b61d3f608a1d9a611bd00cbbb6d94be1e0a4bb3533f3f89a4e0a64
# MD5
46803c88c7c5095b1de759fe9141dc9a
| Type | Value | Note |
|---|---|---|
| sha256 | a6d1856378b61d3f608a1d9a611bd00cbbb6d94be1e0a4bb3533f3f89a4e0a64 | Sample:Remcos |
| md5 | 46803c88c7c5095b1de759fe9141dc9a | Sample:Remcos |
C2 Servers (3 recorded servers for this family)
| Address | Type | Port | Protocol | Status | Country |
|---|---|---|---|---|---|
| BreakingSecurity.net | domain | — | HTTP | active | — |
| pro.ip-api.com | domain | — | HTTP | active | — |
| UNKNOWN_HOST | unknown | 20343 | TCP | inactive | — |
C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.