Mirai | Threat Level: high | Type: Botnet

Cryptographic Identifiers

SHA256d99cfe550c1e0731cc26677db68de552a55b90b8696dbc21a8d01ee5960f710d
MD5fb032ea13698949165948aab8ac657d6
File Typeelf
Size89.7 KB
First Seen2026-06-29
File Namenerv.x86
Tagself, gafgyt, mirai

Malware Family: Mirai

Mirai, IoT DDoS botnet'idir.

TypeBotnet
Programming LanguageC
Target PlatformLinux/IoT
C2 ProtocolTCP
PurposeIoT DDoS botnet
First Seen Year2016

Threat Indicators (IOC)

  • SHA256: d99cfe550c1e0731cc26677db68de552a55b90b8696dbc21a8d01ee5960f710d
  • MD5: fb032ea13698949165948aab8ac657d6

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

  1. Sistemi ağdan ayırın — bot ağından çıkarmak için C2 bağlantısını kesin
  2. Run a full antivirus scan
  3. Confidencelik duvarını gözden geçirin, olağandışı giden bağlantıları engelleyin
  4. Change your passwords

YARA Rule Hints

rule Mirai_SHA256 {
    meta:
        description = "Mirai sample: d99cfe550c1e0731"
        threat_level = "high"
        first_seen = "2026-06-29"
    condition:
        hash.sha256(0, filesize) == "d99cfe550c1e0731cc26677db68de552a55b90b8696dbc21a8d01ee5960f710d"
}

Mirai — Malware Profile

Mirai, IoT DDoS botnet'idir.

Malware Type
Botnet
Programming Language
C
C2 Protocol
TCP
Target Systems
Linux/IoT

Technical Details

C, brute-force Telnet/SSH kimlik bilgileri, multiple DDoS modulu (TCP/UDP/HTTP/DNS/GRE/VSE), process kill (competing malware/security tools), watchdog, iptables bypass

Capabilities & Behavior

DDoS Saldırısı
Botnet Genişletme
Brute Force Taran
Payload Dağıtımı
Uzaktan Komut
Ağ Tarama
Kimlik Bilgisi Çalma
IoT Cihaz Kontrolü

IOC List (2 indicators)

IOC — Mirai
# SHA256 d99cfe550c1e0731cc26677db68de552a55b90b8696dbc21a8d01ee5960f710d # MD5 fb032ea13698949165948aab8ac657d6
TypeValueNote
sha256 d99cfe550c1e0731cc26677db68de552a55b90b8696dbc21a8d01ee5960f710d Sample:Mirai
md5 fb032ea13698949165948aab8ac657d6 Sample:Mirai

C2 Servers (2 recorded servers for this family)

Address Type Port Protocol Status Country
45.142.142.140 ip 23 TCP active —
89.19.209.214 ip 23 TCP inactive —

C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.

Tags
miraibotnetmalwarehighsha256hash-analizi