Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA2562d931f6867e7049b450c8ab36e1f8e6a51f0ee95fc2253d0759e3e3b118fe1d1
MD5f59d26d27cbab79fe84ef2e7e3b718f9
File Typeexe
Size1049.5 KB
First Seen2024-12-07
File Name2d931f6867e7049b450c8ab36e1f8e6a51f0ee95fc2253d0759e3e3b118fe1d1
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: 2d931f6867e7049b450c8ab36e1f8e6a51f0ee95fc2253d0759e3e3b118fe1d1
  • MD5: f59d26d27cbab79fe84ef2e7e3b718f9

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: 2d931f6867e7049b"
        threat_level = "high"
        first_seen = "2024-12-07"
    condition:
        hash.sha256(0, filesize) == "2d931f6867e7049b450c8ab36e1f8e6a51f0ee95fc2253d0759e3e3b118fe1d1"
}

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 2d931f6867e7049b450c8ab36e1f8e6a51f0ee95fc2253d0759e3e3b118fe1d1 # MD5 f59d26d27cbab79fe84ef2e7e3b718f9
TypeValueNote
sha256 2d931f6867e7049b450c8ab36e1f8e6a51f0ee95fc2253d0759e3e3b118fe1d1 Sample:Akira
md5 f59d26d27cbab79fe84ef2e7e3b718f9 Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi