Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256566ef5484da0a93c87dd0cb0a950a7cff4ab013175289cd5fccf9dd7ea430739
MD54b807353dfbeadaddb392627e27470f9
File Typeexe
Size1049.5 KB
First Seen2024-12-07
File Name566ef5484da0a93c87dd0cb0a950a7cff4ab013175289cd5fccf9dd7ea430739
Tagsakira, exe, ransoware

Malware Family: Akira

Akira, Cisco VPN açıklarını hedefler.

TypeRansomware
Programming LanguageC++
Target PlatformWindows/Linux
C2 Protocol
PurposeCisco VPN ransomware
First Seen Year2023

Threat Indicators (IOC)

  • SHA256: 566ef5484da0a93c87dd0cb0a950a7cff4ab013175289cd5fccf9dd7ea430739
  • MD5: 4b807353dfbeadaddb392627e27470f9

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

System Cleanup Guide

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. Do not pay the ransom — there is no guarantee your files will be restored
  3. Quarantine the affected drives
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. Try available decryptor tools (the NoMoreRansom project)
  6. Report the incident to the authorities (cybercrime unit)
  7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

YARA Rule Hints

rule Akira_SHA256 {
    meta:
        description = "Akira sample: 566ef5484da0a93c"
        threat_level = "high"
        first_seen = "2024-12-07"
    condition:
        hash.sha256(0, filesize) == "566ef5484da0a93c87dd0cb0a950a7cff4ab013175289cd5fccf9dd7ea430739"
}

Akira — Malware Profile

Akira ransomware RaaS. akiralkzxzq Tor sizdirma sitesi. .akira uzantisi. akira_readme.txt fidye notu. SleepEx anti-debug.

Malware Type
Ransomware
Programming Language
C++
C2 Protocol
Target Systems
Windows/Linux

Technical Details

Ransomware ailesi: AES/RSA hibrid sifreleme, dosya uzantisi degistirme, shadow copy silme, C2 ile anahtar alis-verisi, fidye notu birakma, kullanici belgelerine odaklanma

Capabilities & Behavior

Dosya Şifreleme (AES/RSA)
Gölge Kopya Silme
Yedek Kaldırma
Fidye Notu Oluşturma
Kalıcılık Sağlama
Ağ Paylaşımı Şifreleme
Anti-Analiz Teknikleri
Çift Gasp (Data Leak)

IOC List (2 indicators)

IOC — Akira
# SHA256 566ef5484da0a93c87dd0cb0a950a7cff4ab013175289cd5fccf9dd7ea430739 # MD5 4b807353dfbeadaddb392627e27470f9
TypeValueNote
sha256 566ef5484da0a93c87dd0cb0a950a7cff4ab013175289cd5fccf9dd7ea430739 Sample:Akira
md5 4b807353dfbeadaddb392627e27470f9 Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi