Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256f7010e50cc72851a99f686370ac0b5bf75c81cc00e809b4e7937a8d6e60114db
MD53bb1c26086562c4c3a6cf59954faeb30
File Typeelf
Size2947.5 KB
First Seen2025-05-31
File Namef7010e50cc72851a99f686370ac0b5bf75c81cc00e809b4e7937a8d6e60114db
Tagsakira, elf, 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: f7010e50cc72851a99f686370ac0b5bf75c81cc00e809b4e7937a8d6e60114db
  • MD5: 3bb1c26086562c4c3a6cf59954faeb30

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: f7010e50cc72851a"
        threat_level = "high"
        first_seen = "2025-05-31"
    condition:
        hash.sha256(0, filesize) == "f7010e50cc72851a99f686370ac0b5bf75c81cc00e809b4e7937a8d6e60114db"
}

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 f7010e50cc72851a99f686370ac0b5bf75c81cc00e809b4e7937a8d6e60114db # MD5 3bb1c26086562c4c3a6cf59954faeb30
TypeValueNote
sha256 f7010e50cc72851a99f686370ac0b5bf75c81cc00e809b4e7937a8d6e60114db Sample:Akira
md5 3bb1c26086562c4c3a6cf59954faeb30 Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi