Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA25668fe419e4826b697016a1318f6689492cc0274531c4b82fed32dbc542b15a867
MD51d895cf4391b817e54fb9ec9d8e65f7e
File Typeexe
Size1056.5 KB
First Seen2025-05-20
File Name68fe419e4826b697016a1318f6689492cc0274531c4b82fed32dbc542b15a867
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: 68fe419e4826b697016a1318f6689492cc0274531c4b82fed32dbc542b15a867
  • MD5: 1d895cf4391b817e54fb9ec9d8e65f7e

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: 68fe419e4826b697"
        threat_level = "high"
        first_seen = "2025-05-20"
    condition:
        hash.sha256(0, filesize) == "68fe419e4826b697016a1318f6689492cc0274531c4b82fed32dbc542b15a867"
}

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 68fe419e4826b697016a1318f6689492cc0274531c4b82fed32dbc542b15a867 # MD5 1d895cf4391b817e54fb9ec9d8e65f7e
TypeValueNote
sha256 68fe419e4826b697016a1318f6689492cc0274531c4b82fed32dbc542b15a867 Sample:Akira
md5 1d895cf4391b817e54fb9ec9d8e65f7e Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi