Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256e1a7ddbf735d5c1cb9097d7614840c00e5c4d5107fa687c0ab2a2ec8948ef84e
MD59e609932c59d043565c5d3e5260f571b
File Typeexe
Size2239.0 KB
First Seen2021-07-30
File Namee1a7ddbf735d5c1cb9097d7614840c00e5c4d5107fa687c0ab2a2ec8948ef84e
Tagsexe, Hive, Ransomware

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: e1a7ddbf735d5c1cb9097d7614840c00e5c4d5107fa687c0ab2a2ec8948ef84e
  • MD5: 9e609932c59d043565c5d3e5260f571b

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: e1a7ddbf735d5c1c"
        threat_level = "critical"
        first_seen = "2021-07-30"
    condition:
        hash.sha256(0, filesize) == "e1a7ddbf735d5c1cb9097d7614840c00e5c4d5107fa687c0ab2a2ec8948ef84e"
}

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 e1a7ddbf735d5c1cb9097d7614840c00e5c4d5107fa687c0ab2a2ec8948ef84e # MD5 9e609932c59d043565c5d3e5260f571b
TypeValueNote
sha256 e1a7ddbf735d5c1cb9097d7614840c00e5c4d5107fa687c0ab2a2ec8948ef84e Sample:Hive
md5 9e609932c59d043565c5d3e5260f571b Sample:Hive
Tags
hiveransomwaremalwarecriticalsha256hash-analizi