Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2568c4d2db730c5f364de55c6b84367846f102bd8dc9f378fd3829be0f6af5046b0
MD5b8f63744f460a8adc4404cb5f4f2c01c
File Typeexe
Size3752.0 KB
First Seen2022-07-15
File Name541825cb652606c2ea12fd25a842a8b3456d025841c3a7f563655ef77bb67219.exe
Tagsexe, Hive, OpenCTI.BR, Sandboxed

Malware Family: Hive

Hive, hastane hedefler.

TypeRansomware
Programming LanguageGo/C++
Target PlatformWindows/Linux
C2 Protocol
PurposeSağlık ransomware
First Seen Year2021

Threat Indicators (IOC)

  • SHA256: 8c4d2db730c5f364de55c6b84367846f102bd8dc9f378fd3829be0f6af5046b0
  • MD5: b8f63744f460a8adc4404cb5f4f2c01c

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: 8c4d2db730c5f364"
        threat_level = "critical"
        first_seen = "2022-07-15"
    condition:
        hash.sha256(0, filesize) == "8c4d2db730c5f364de55c6b84367846f102bd8dc9f378fd3829be0f6af5046b0"
}

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 8c4d2db730c5f364de55c6b84367846f102bd8dc9f378fd3829be0f6af5046b0 # MD5 b8f63744f460a8adc4404cb5f4f2c01c
TypeValueNote
sha256 8c4d2db730c5f364de55c6b84367846f102bd8dc9f378fd3829be0f6af5046b0 Sample:Hive
md5 b8f63744f460a8adc4404cb5f4f2c01c Sample:Hive
Tags
hiveransomwaremalwarecriticalsha256hash-analizi