Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256a0a87db436f4dd580f730d7cbe7df9aa7d94a243aab1e600f01cde573c8d10b8
MD588f23483dbef369b3e8986f9864a6b05
File Typeelf
Size443.0 KB
First Seen2022-10-30
File Namea0a87db436f4dd580f730d7cbe7df9aa7d94a243aab1e600f01cde573c8d10b8
Tagself, ESXi, Hive, Ransomware

Malware Family: Hive

Hive, hastane hedefler.

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

Threat Indicators (IOC)

  • SHA256: a0a87db436f4dd580f730d7cbe7df9aa7d94a243aab1e600f01cde573c8d10b8
  • MD5: 88f23483dbef369b3e8986f9864a6b05

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: a0a87db436f4dd58"
        threat_level = "critical"
        first_seen = "2022-10-30"
    condition:
        hash.sha256(0, filesize) == "a0a87db436f4dd580f730d7cbe7df9aa7d94a243aab1e600f01cde573c8d10b8"
}

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 a0a87db436f4dd580f730d7cbe7df9aa7d94a243aab1e600f01cde573c8d10b8 # MD5 88f23483dbef369b3e8986f9864a6b05
TypeValueNote
sha256 a0a87db436f4dd580f730d7cbe7df9aa7d94a243aab1e600f01cde573c8d10b8 Sample:Hive
md5 88f23483dbef369b3e8986f9864a6b05 Sample:Hive
Tags
hiveransomwaremalwarecriticalsha256hash-analizi