Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256bb5ec56740f8e99fe4bf5b43e7fd7db75d678a7273dd418060b610e60185cc20
MD5e804bf3e7b1395a2a3d348d5e4b0d1f4
File Typeexe
Size2174.5 KB
First Seen2022-02-16
File Namee804bf3e7b1395a2a3d348d5e4b0d1f4.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: bb5ec56740f8e99fe4bf5b43e7fd7db75d678a7273dd418060b610e60185cc20
  • MD5: e804bf3e7b1395a2a3d348d5e4b0d1f4

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: bb5ec56740f8e99f"
        threat_level = "critical"
        first_seen = "2022-02-16"
    condition:
        hash.sha256(0, filesize) == "bb5ec56740f8e99fe4bf5b43e7fd7db75d678a7273dd418060b610e60185cc20"
}

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 bb5ec56740f8e99fe4bf5b43e7fd7db75d678a7273dd418060b610e60185cc20 # MD5 e804bf3e7b1395a2a3d348d5e4b0d1f4
TypeValueNote
sha256 bb5ec56740f8e99fe4bf5b43e7fd7db75d678a7273dd418060b610e60185cc20 Sample:Hive
md5 e804bf3e7b1395a2a3d348d5e4b0d1f4 Sample:Hive
Tags
hiveransomwaremalwarecriticalsha256hash-analizi