Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256c9a5db61aa2314d2d71e54a33f36192468b8e1a761e1307f3aa4936fe0ecc502
MD5c5ea62ac6d9eaebd534144602a99776d
File Typeexe
Size595.5 KB
First Seen2023-01-26
File Namec9a5db61aa2314d2d71e54a33f36192468b8e1a761e1307f3aa4936fe0ecc502
TagsHive

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: c9a5db61aa2314d2d71e54a33f36192468b8e1a761e1307f3aa4936fe0ecc502
  • MD5: c5ea62ac6d9eaebd534144602a99776d

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. Yetkililere ihbarda bulunun
  7. Temiz bir yedekten kurtarın

YARA Rule Hints

rule Hive_SHA256 {
    meta:
        description = "Hive sample: c9a5db61aa2314d2"
        threat_level = "critical"
        first_seen = "2023-01-26"
    condition:
        hash.sha256(0, filesize) == "c9a5db61aa2314d2d71e54a33f36192468b8e1a761e1307f3aa4936fe0ecc502"
}

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 c9a5db61aa2314d2d71e54a33f36192468b8e1a761e1307f3aa4936fe0ecc502 # MD5 c5ea62ac6d9eaebd534144602a99776d
TypeValueNote
sha256 c9a5db61aa2314d2d71e54a33f36192468b8e1a761e1307f3aa4936fe0ecc502
md5 c5ea62ac6d9eaebd534144602a99776d
Tags
hiveransomwaremalwarecriticalsha256analizzenginleştirilmiş