Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256a500e5ab8ce265d1dc8af1c00ea54a75b57ede933f64cea794f87ef1daf287a1
MD5887f345dce4426b9c841c7fde581b18f
File Typeexe
Size4606.5 KB
First Seen2022-03-15
File Namemain.exe
Tagsexe, Hive, muddywater

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: a500e5ab8ce265d1dc8af1c00ea54a75b57ede933f64cea794f87ef1daf287a1
  • MD5: 887f345dce4426b9c841c7fde581b18f

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: a500e5ab8ce265d1"
        threat_level = "critical"
        first_seen = "2022-03-15"
    condition:
        hash.sha256(0, filesize) == "a500e5ab8ce265d1dc8af1c00ea54a75b57ede933f64cea794f87ef1daf287a1"
}

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 a500e5ab8ce265d1dc8af1c00ea54a75b57ede933f64cea794f87ef1daf287a1 # MD5 887f345dce4426b9c841c7fde581b18f
TypeValueNote
sha256 a500e5ab8ce265d1dc8af1c00ea54a75b57ede933f64cea794f87ef1daf287a1 Sample:Hive
md5 887f345dce4426b9c841c7fde581b18f Sample:Hive
Tags
hiveransomwaremalwarecriticalsha256hash-analizi