Bumblebee | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA256106c81f547cfe8332110520c968062004ca58bcfd2dbb0accd51616dd694721f
MD52aed3939fbf8f1967d68fcc746771889
File Typelnk
Size3.1 KB
First Seen2024-10-03
File NameReport-41952.lnk
Tags193-242-145-138, BUMBLEBEE, lnk

Malware Family: Bumblebee

Bumblebee, BazarLoader'ın halefidir.

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

Threat Indicators (IOC)

  • SHA256: 106c81f547cfe8332110520c968062004ca58bcfd2dbb0accd51616dd694721f
  • MD5: 2aed3939fbf8f1967d68fcc746771889

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: 106c81f547cfe833"
        threat_level = "high"
        first_seen = "2024-10-03"
    condition:
        hash.sha256(0, filesize) == "106c81f547cfe8332110520c968062004ca58bcfd2dbb0accd51616dd694721f"
}

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 106c81f547cfe8332110520c968062004ca58bcfd2dbb0accd51616dd694721f # MD5 2aed3939fbf8f1967d68fcc746771889
TypeValueNote
sha256 106c81f547cfe8332110520c968062004ca58bcfd2dbb0accd51616dd694721f
md5 2aed3939fbf8f1967d68fcc746771889

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