Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256dd6846820cc36b396809f63b3dc9ffb90be3b9e270f77c2fbeda0b04870a1a1d
MD59a5ff344263aa79121b60730ebbc201d
File Typeexe
Size1051.5 KB
First Seen2025-02-05
File Namedd6846820cc36b396809f63b3dc9ffb90be3b9e270f77c2fbeda0b04870a1a1d
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: dd6846820cc36b396809f63b3dc9ffb90be3b9e270f77c2fbeda0b04870a1a1d
  • MD5: 9a5ff344263aa79121b60730ebbc201d

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: dd6846820cc36b39"
        threat_level = "high"
        first_seen = "2025-02-05"
    condition:
        hash.sha256(0, filesize) == "dd6846820cc36b396809f63b3dc9ffb90be3b9e270f77c2fbeda0b04870a1a1d"
}

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 dd6846820cc36b396809f63b3dc9ffb90be3b9e270f77c2fbeda0b04870a1a1d # MD5 9a5ff344263aa79121b60730ebbc201d
TypeValueNote
sha256 dd6846820cc36b396809f63b3dc9ffb90be3b9e270f77c2fbeda0b04870a1a1d Sample:Akira
md5 9a5ff344263aa79121b60730ebbc201d Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi