Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256efdbfcb717b109b816e2d2f99c0d923803c70dd08fb9feb747eb90774e86116e
MD52d0de4198db872ea472cb18c192e977c
File Typeexe
Size393.0 KB
First Seen2022-03-26
File Nameefdbfcb717b109b816e2d2f99c0d923803c70dd08fb9feb747eb90774e86116e
Tagsexe, 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: efdbfcb717b109b816e2d2f99c0d923803c70dd08fb9feb747eb90774e86116e
  • MD5: 2d0de4198db872ea472cb18c192e977c

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: efdbfcb717b109b8"
        threat_level = "critical"
        first_seen = "2022-03-26"
    condition:
        hash.sha256(0, filesize) == "efdbfcb717b109b816e2d2f99c0d923803c70dd08fb9feb747eb90774e86116e"
}

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 efdbfcb717b109b816e2d2f99c0d923803c70dd08fb9feb747eb90774e86116e # MD5 2d0de4198db872ea472cb18c192e977c
TypeValueNote
sha256 efdbfcb717b109b816e2d2f99c0d923803c70dd08fb9feb747eb90774e86116e Sample:Hive
md5 2d0de4198db872ea472cb18c192e977c Sample:Hive
Tags
hiveransomwaremalwarecriticalsha256hash-analizi