Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA25686b421d47957716217c6aa646402f2a85fb7b1cc2eb988e22102d5a2b2af38d4
MD5aaf295f600b8d6b211880e458dac8350
File Typeexe
Size1051.5 KB
First Seen2025-02-05
File Name86b421d47957716217c6aa646402f2a85fb7b1cc2eb988e22102d5a2b2af38d4
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: 86b421d47957716217c6aa646402f2a85fb7b1cc2eb988e22102d5a2b2af38d4
  • MD5: aaf295f600b8d6b211880e458dac8350

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: 86b421d479577162"
        threat_level = "high"
        first_seen = "2025-02-05"
    condition:
        hash.sha256(0, filesize) == "86b421d47957716217c6aa646402f2a85fb7b1cc2eb988e22102d5a2b2af38d4"
}

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 86b421d47957716217c6aa646402f2a85fb7b1cc2eb988e22102d5a2b2af38d4 # MD5 aaf295f600b8d6b211880e458dac8350
TypeValueNote
sha256 86b421d47957716217c6aa646402f2a85fb7b1cc2eb988e22102d5a2b2af38d4 Sample:Akira
md5 aaf295f600b8d6b211880e458dac8350 Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi