Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2568c5526650d48864f1584fcf74f9c29a77430eb1ffc58d215cb4d4e33c7b7c1f0
MD5e997b705bee2396dd993234be3582eae
File Typeexe
Size1599.0 KB
First Seen2022-03-08
File Namepdf_invoice.exe
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: 8c5526650d48864f1584fcf74f9c29a77430eb1ffc58d215cb4d4e33c7b7c1f0
  • MD5: e997b705bee2396dd993234be3582eae

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: 8c5526650d48864f"
        threat_level = "critical"
        first_seen = "2022-03-08"
    condition:
        hash.sha256(0, filesize) == "8c5526650d48864f1584fcf74f9c29a77430eb1ffc58d215cb4d4e33c7b7c1f0"
}

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 8c5526650d48864f1584fcf74f9c29a77430eb1ffc58d215cb4d4e33c7b7c1f0 # MD5 e997b705bee2396dd993234be3582eae
TypeValueNote
sha256 8c5526650d48864f1584fcf74f9c29a77430eb1ffc58d215cb4d4e33c7b7c1f0 Sample:Hive
md5 e997b705bee2396dd993234be3582eae Sample:Hive
Tags
hiveransomwaremalwarecriticalsha256hash-analizi