Bumblebee | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA25665e4da53beeeef0e8b00ec86fda5e63b653005b3d2e22183053f2cc220532f03
MD5f173a3aa88b213bd68588f02ddd37860
File Typemsi
Size9464.0 KB
First Seen2025-04-16
File Name5a8d46.msi
TagsBUMBLEBEE, LLC Alliance, msi, signed

Malware Family: Bumblebee

Bumblebee, loader'dır.

TypeLoader
Programming LanguageC++
Target PlatformWindows
C2 ProtocolHTTPS
PurposeLoader
First Seen Year2022

Threat Indicators (IOC)

  • SHA256: 65e4da53beeeef0e8b00ec86fda5e63b653005b3d2e22183053f2cc220532f03
  • MD5: f173a3aa88b213bd68588f02ddd37860

You can verify all hash values of this sample on VirusTotal.

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: 65e4da53beeeef0e"
        threat_level = "high"
        first_seen = "2025-04-16"
    condition:
        hash.sha256(0, filesize) == "65e4da53beeeef0e8b00ec86fda5e63b653005b3d2e22183053f2cc220532f03"
}

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 65e4da53beeeef0e8b00ec86fda5e63b653005b3d2e22183053f2cc220532f03 # MD5 f173a3aa88b213bd68588f02ddd37860
TypeValueNote
sha256 65e4da53beeeef0e8b00ec86fda5e63b653005b3d2e22183053f2cc220532f03 Sample:Bumblebee
md5 f173a3aa88b213bd68588f02ddd37860 Sample:Bumblebee

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
bumblebeeloadermalwarehighsha256hash-analizi