Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2568a99353662ccae117d2bb22efd8c43d7169060450be413af763e8ad7522d2451
MD5527c71c523d275c8367b67bbebf48e9f
File Typeexe
Size8038.0 KB
First Seen2026-02-22
File Namechisel.exe
Tagsexe, Hive

Malware Family: Hive

Hive, hastane hedefler.

TypeRansomware
Programming LanguageGo/C++
Target PlatformWindows/Linux
C2 Protocol
PurposeSağlık ransomware
First Seen Year2021

Threat Indicators (IOC)

  • SHA256: 8a99353662ccae117d2bb22efd8c43d7169060450be413af763e8ad7522d2451
  • MD5: 527c71c523d275c8367b67bbebf48e9f

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 Hive_SHA256 {
    meta:
        description = "Hive sample: 8a99353662ccae11"
        threat_level = "critical"
        first_seen = "2026-02-22"
    condition:
        hash.sha256(0, filesize) == "8a99353662ccae117d2bb22efd8c43d7169060450be413af763e8ad7522d2451"
}

Hive — Malware Profile

Hive, 2021-2023 arasi aktif Rust/Go RaaS ailesidir. Ocak 2023 FBI operasyonuyla altyapisi ele gecirildi. Chisel.exe gibi LOTL araclari kullanir. Saglik, egitim, finans hedefler.

Malware Type
Ransomware
Programming Language
Go/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 — Hive
# SHA256 8a99353662ccae117d2bb22efd8c43d7169060450be413af763e8ad7522d2451 # MD5 527c71c523d275c8367b67bbebf48e9f
TypeValueNote
sha256 8a99353662ccae117d2bb22efd8c43d7169060450be413af763e8ad7522d2451 Sample:Hive
md5 527c71c523d275c8367b67bbebf48e9f Sample:Hive
Tags
hiveransomwaremalwarecriticalsha256hash-analizi