Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2561c55d4144572be0ee5f5f95d9ce655549a7d0f55c74d576f649a85c323b31a63
MD528b52d911f0ab51c7d36e9f5fedce752
File Typeexe
Size4205.8 KB
First Seen2022-02-28
File Name1c55d4144572be0ee5f5f95d9ce655549a7d0f55c74d576f649a85c323b31a63
Tagsexe, go, golang, goofing, Hive, Virus

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: 1c55d4144572be0ee5f5f95d9ce655549a7d0f55c74d576f649a85c323b31a63
  • MD5: 28b52d911f0ab51c7d36e9f5fedce752

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: 1c55d4144572be0e"
        threat_level = "critical"
        first_seen = "2022-02-28"
    condition:
        hash.sha256(0, filesize) == "1c55d4144572be0ee5f5f95d9ce655549a7d0f55c74d576f649a85c323b31a63"
}

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 1c55d4144572be0ee5f5f95d9ce655549a7d0f55c74d576f649a85c323b31a63 # MD5 28b52d911f0ab51c7d36e9f5fedce752
TypeValueNote
sha256 1c55d4144572be0ee5f5f95d9ce655549a7d0f55c74d576f649a85c323b31a63 Sample:Hive
md5 28b52d911f0ab51c7d36e9f5fedce752 Sample:Hive
Tags
hiveransomwaremalwarecriticalsha256hash-analizi