Bumblebee | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA2562bca5abfac168454ce4e97a10ccf8ffc068e1428fa655286210006b298de42fb
MD5fca39237469f6c099855a99a821a2e16
File Typezip
Size1.2 KB
First Seen2024-10-03
File NameReport-41952.zip
Tags193-242-145-138, BUMBLEBEE, zip

Malware Family: Bumblebee

Bumblebee, BazarLoader'ın halefidir.

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

Threat Indicators (IOC)

  • SHA256: 2bca5abfac168454ce4e97a10ccf8ffc068e1428fa655286210006b298de42fb
  • MD5: fca39237469f6c099855a99a821a2e16

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: 2bca5abfac168454"
        threat_level = "high"
        first_seen = "2024-10-03"
    condition:
        hash.sha256(0, filesize) == "2bca5abfac168454ce4e97a10ccf8ffc068e1428fa655286210006b298de42fb"
}

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 2bca5abfac168454ce4e97a10ccf8ffc068e1428fa655286210006b298de42fb # MD5 fca39237469f6c099855a99a821a2e16
TypeValueNote
sha256 2bca5abfac168454ce4e97a10ccf8ffc068e1428fa655286210006b298de42fb
md5 fca39237469f6c099855a99a821a2e16

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