Bumblebee | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA2565024340aa9e2f35324e9355d1aa1ea31c3fe8a2aed1b91f6bd718b77fb35adaa
MD5b9a6e994e4940b9483abc3e009840bc1
File Typeexe
Size592.0 KB
First Seen2023-09-07
File Name5.exe
TagsBUMBLEBEE, exe

Malware Family: Bumblebee

Bumblebee, BazarLoader'ın halefidir.

TypeLoader
Programming LanguageC++
Target PlatformWindows
C2 ProtocolHTTPS
PurposeCobalt Strike dropper
First Seen Year2022

Threat Indicators (IOC)

  • SHA256: 5024340aa9e2f35324e9355d1aa1ea31c3fe8a2aed1b91f6bd718b77fb35adaa
  • MD5: b9a6e994e4940b9483abc3e009840bc1

System Cleanup Guide

  1. Disconnect the system from the network — the loader may be downloading more malware
  2. Analyze every downloaded payload
  3. Inspect all network traffic and cut suspicious connections
  4. Run a full antivirus scan
  5. Consider reimaging the system

YARA Rule Hints

rule Bumblebee_SHA256 {
    meta:
        description = "Bumblebee sample: 5024340aa9e2f353"
        threat_level = "high"
        first_seen = "2023-09-07"
    condition:
        hash.sha256(0, filesize) == "5024340aa9e2f35324e9355d1aa1ea31c3fe8a2aed1b91f6bd718b77fb35adaa"
}

BumbleBee — Malware Profile

Bumblebee, 2022 den aktif C++ loader. Conti/Lazarus bağlantılı. ISO/VHD/LNK dağıtım. Cobalt Strike dropper. Anti-debug.

Malware Type
Loader
Programming Language
C++
C2 Protocol
HTTPS
Target Systems
Windows

Technical Details

Loader ailesi: HTTP/HTTPS C2, payload sifre cozme ve bellek icerisinde yükleme, anti-sandbox/VM kontrolleri, process injection, persistence mekanizmasi, yükü indirme ve calistirma zinciri

Capabilities & Behavior

Payload İndirme
Süreç Enjeksiyonu
Modüler Mimari
Kimlik Bilgisi Hırsızlığı
Yanal Hareket
Kalıcılık
Anti-VM/Sandbox
İkincil Payload Dağıtımı

IOC List (2 indicators)

IOC — Bumblebee
# SHA256 5024340aa9e2f35324e9355d1aa1ea31c3fe8a2aed1b91f6bd718b77fb35adaa # MD5 b9a6e994e4940b9483abc3e009840bc1
TypeValueNote
sha256 5024340aa9e2f35324e9355d1aa1ea31c3fe8a2aed1b91f6bd718b77fb35adaa
md5 b9a6e994e4940b9483abc3e009840bc1

C2 Servers (3 recorded servers for this family)

Address Type Port Protocol Status Country
odoca.com domain 443 HTTPS active —
108.61.55.248 ip 443 HTTPS inactive US
45.8.146.78 ip 443 HTTPS inactive RU

C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.

Tags
bumblebeeloadermalwarehighsha256analizzenginleştirilmiş