Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256a77afefb588db0b105f4c7dca156dce1abb413a3e5807f45b9bb61dd55215779
MD592d0366537308d4b6e0ca530f49adb6d
File Typeexe
Size2585.5 KB
First Seen2022-03-21
File Name92d0366537308d4b6e0ca530f49adb6d
Tags32, exe, 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: a77afefb588db0b105f4c7dca156dce1abb413a3e5807f45b9bb61dd55215779
  • MD5: 92d0366537308d4b6e0ca530f49adb6d

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: a77afefb588db0b1"
        threat_level = "critical"
        first_seen = "2022-03-21"
    condition:
        hash.sha256(0, filesize) == "a77afefb588db0b105f4c7dca156dce1abb413a3e5807f45b9bb61dd55215779"
}

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 a77afefb588db0b105f4c7dca156dce1abb413a3e5807f45b9bb61dd55215779 # MD5 92d0366537308d4b6e0ca530f49adb6d
TypeValueNote
sha256 a77afefb588db0b105f4c7dca156dce1abb413a3e5807f45b9bb61dd55215779 Sample:Hive
md5 92d0366537308d4b6e0ca530f49adb6d Sample:Hive
Tags
hiveransomwaremalwarecriticalsha256hash-analizi