Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256cac027eed3a92cd1b24745fa0b182bdc76839edf276a672ab66c311ae61de3fe
MD5cdc51ee063cd3f4785d2b6894f5aabaf
File Typeelf
Size2456.0 KB
First Seen2021-11-03
File Namecac027eed3a92cd1b24745fa0b182bdc76839edf276a672ab66c311ae61de3fe
Tagself, FreeBSD, Hive, Ransomware

Malware Family: Hive

Hive, hastane saldırıları yaptı.

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

Threat Indicators (IOC)

  • SHA256: cac027eed3a92cd1b24745fa0b182bdc76839edf276a672ab66c311ae61de3fe
  • MD5: cdc51ee063cd3f4785d2b6894f5aabaf

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: cac027eed3a92cd1"
        threat_level = "critical"
        first_seen = "2021-11-03"
    condition:
        hash.sha256(0, filesize) == "cac027eed3a92cd1b24745fa0b182bdc76839edf276a672ab66c311ae61de3fe"
}

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 cac027eed3a92cd1b24745fa0b182bdc76839edf276a672ab66c311ae61de3fe # MD5 cdc51ee063cd3f4785d2b6894f5aabaf
TypeValueNote
sha256 cac027eed3a92cd1b24745fa0b182bdc76839edf276a672ab66c311ae61de3fe Sample:Hive
md5 cdc51ee063cd3f4785d2b6894f5aabaf Sample:Hive
Tags
hiveransomwaremalwarecriticalsha256hash-analizi