Bumblebee | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA256bc76dd25b70cc2d211ed570bcff8a40bb67acb6665e203379b405bf55fde04b4
MD59ec74cb1941cfe49b88101e1e344a1bc
File Typeimg
Size2752.0 KB
First Seen2022-05-26
File NameNew-Folder-00519.img
Tags2lg5, BUMBLEBEE, img

Malware Family: Bumblebee

Bumblebee, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: bc76dd25b70cc2d211ed570bcff8a40bb67acb6665e203379b405bf55fde04b4
  • MD5: 9ec74cb1941cfe49b88101e1e344a1bc

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: bc76dd25b70cc2d2"
        threat_level = "high"
        first_seen = "2022-05-26"
    condition:
        hash.sha256(0, filesize) == "bc76dd25b70cc2d211ed570bcff8a40bb67acb6665e203379b405bf55fde04b4"
}

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 bc76dd25b70cc2d211ed570bcff8a40bb67acb6665e203379b405bf55fde04b4 # MD5 9ec74cb1941cfe49b88101e1e344a1bc
TypeValueNote
sha256 bc76dd25b70cc2d211ed570bcff8a40bb67acb6665e203379b405bf55fde04b4 Sample:Bumblebee
md5 9ec74cb1941cfe49b88101e1e344a1bc 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