Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA2565de0c6446c89362e5e65a0d97f038a114d14876b983d7d6381f354dc7f91440c
MD51bd031cd287202a00644f92084b21ee1
File Typeexe
Size573.0 KB
First Seen2025-05-31
File Name5de0c6446c89362e5e65a0d97f038a114d14876b983d7d6381f354dc7f91440c
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: 5de0c6446c89362e5e65a0d97f038a114d14876b983d7d6381f354dc7f91440c
  • MD5: 1bd031cd287202a00644f92084b21ee1

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: 5de0c6446c89362e"
        threat_level = "high"
        first_seen = "2025-05-31"
    condition:
        hash.sha256(0, filesize) == "5de0c6446c89362e5e65a0d97f038a114d14876b983d7d6381f354dc7f91440c"
}

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 5de0c6446c89362e5e65a0d97f038a114d14876b983d7d6381f354dc7f91440c # MD5 1bd031cd287202a00644f92084b21ee1
TypeValueNote
sha256 5de0c6446c89362e5e65a0d97f038a114d14876b983d7d6381f354dc7f91440c Sample:Akira
md5 1bd031cd287202a00644f92084b21ee1 Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi