Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256b4297174e47d9ed2808524165bb5c09d0cb85e342db72b955edd4d5a0c490f9e
MD5a953aeb197aee6ce260fbb7aed7115a0
File Typeexe
Size7846.0 KB
First Seen2022-02-04
File Nameb4297174e47d9ed2808524165bb5c09d0cb85e342db72b955edd4d5a0c490f9e
Tagsexe, Hive

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: b4297174e47d9ed2808524165bb5c09d0cb85e342db72b955edd4d5a0c490f9e
  • MD5: a953aeb197aee6ce260fbb7aed7115a0

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: b4297174e47d9ed2"
        threat_level = "critical"
        first_seen = "2022-02-04"
    condition:
        hash.sha256(0, filesize) == "b4297174e47d9ed2808524165bb5c09d0cb85e342db72b955edd4d5a0c490f9e"
}

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 b4297174e47d9ed2808524165bb5c09d0cb85e342db72b955edd4d5a0c490f9e # MD5 a953aeb197aee6ce260fbb7aed7115a0
TypeValueNote
sha256 b4297174e47d9ed2808524165bb5c09d0cb85e342db72b955edd4d5a0c490f9e Sample:Hive
md5 a953aeb197aee6ce260fbb7aed7115a0 Sample:Hive
Tags
hiveransomwaremalwarecriticalsha256hash-analizi