Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA2560273f8fb4c836ff3778aebe80bd1949fab951ff06b47f516a18c08b296ad27e6
MD511ab61a108b5ed70aae0e79333071ba7
File Typeexe
Size1050.0 KB
First Seen2025-06-05
File Name0273f8fb4c836ff3778aebe80bd1949fab951ff06b47f516a18c08b296ad27e6
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: 0273f8fb4c836ff3778aebe80bd1949fab951ff06b47f516a18c08b296ad27e6
  • MD5: 11ab61a108b5ed70aae0e79333071ba7

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: 0273f8fb4c836ff3"
        threat_level = "high"
        first_seen = "2025-06-05"
    condition:
        hash.sha256(0, filesize) == "0273f8fb4c836ff3778aebe80bd1949fab951ff06b47f516a18c08b296ad27e6"
}

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 0273f8fb4c836ff3778aebe80bd1949fab951ff06b47f516a18c08b296ad27e6 # MD5 11ab61a108b5ed70aae0e79333071ba7
TypeValueNote
sha256 0273f8fb4c836ff3778aebe80bd1949fab951ff06b47f516a18c08b296ad27e6 Sample:Akira
md5 11ab61a108b5ed70aae0e79333071ba7 Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi