Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA2569ca333b2e88ab35f608e447b0e3b821a6e04c4b0c76545177890fb16adcab163
MD5e148dee0132f5d20c01fbb4a3fc87b47
File Typeexe
Size573.0 KB
First Seen2025-06-01
File Name9ca333b2e88ab35f608e447b0e3b821a6e04c4b0c76545177890fb16adcab163
Tagsakira, exe, Ransomware

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: 9ca333b2e88ab35f608e447b0e3b821a6e04c4b0c76545177890fb16adcab163
  • MD5: e148dee0132f5d20c01fbb4a3fc87b47

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: 9ca333b2e88ab35f"
        threat_level = "high"
        first_seen = "2025-06-01"
    condition:
        hash.sha256(0, filesize) == "9ca333b2e88ab35f608e447b0e3b821a6e04c4b0c76545177890fb16adcab163"
}

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 9ca333b2e88ab35f608e447b0e3b821a6e04c4b0c76545177890fb16adcab163 # MD5 e148dee0132f5d20c01fbb4a3fc87b47
TypeValueNote
sha256 9ca333b2e88ab35f608e447b0e3b821a6e04c4b0c76545177890fb16adcab163 Sample:Akira
md5 e148dee0132f5d20c01fbb4a3fc87b47 Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi