Bumblebee | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA2568fb3dcb3d76ba5caea482661c380fe404db242f99e0a451d0134bcd6c16138dd
MD538ba0444f6d0fef45796436a115d8fef
File Typeiso
Size3136.0 KB
First Seen2022-05-26
File Namedocument.iso
TagsBUMBLEBEE, iso

Malware Family: Bumblebee

Bumblebee, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 8fb3dcb3d76ba5caea482661c380fe404db242f99e0a451d0134bcd6c16138dd
  • MD5: 38ba0444f6d0fef45796436a115d8fef

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: 8fb3dcb3d76ba5ca"
        threat_level = "high"
        first_seen = "2022-05-26"
    condition:
        hash.sha256(0, filesize) == "8fb3dcb3d76ba5caea482661c380fe404db242f99e0a451d0134bcd6c16138dd"
}

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 8fb3dcb3d76ba5caea482661c380fe404db242f99e0a451d0134bcd6c16138dd # MD5 38ba0444f6d0fef45796436a115d8fef
TypeValueNote
sha256 8fb3dcb3d76ba5caea482661c380fe404db242f99e0a451d0134bcd6c16138dd Sample:Bumblebee
md5 38ba0444f6d0fef45796436a115d8fef 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