Bumblebee | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA2567d968436832d0bc6c0b16629331212f1b92883224345f5265a175a9ad4b6416e
MD5ff0da6c21a11802a9de368ba916b7b5b
File Typeexe
Size601.0 KB
First Seen2023-09-07
File Name4.exe
TagsBUMBLEBEE, exe

Malware Family: Bumblebee

Bumblebee, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 7d968436832d0bc6c0b16629331212f1b92883224345f5265a175a9ad4b6416e
  • MD5: ff0da6c21a11802a9de368ba916b7b5b

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: 7d968436832d0bc6"
        threat_level = "high"
        first_seen = "2023-09-07"
    condition:
        hash.sha256(0, filesize) == "7d968436832d0bc6c0b16629331212f1b92883224345f5265a175a9ad4b6416e"
}

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 7d968436832d0bc6c0b16629331212f1b92883224345f5265a175a9ad4b6416e # MD5 ff0da6c21a11802a9de368ba916b7b5b
TypeValueNote
sha256 7d968436832d0bc6c0b16629331212f1b92883224345f5265a175a9ad4b6416e Sample:Bumblebee
md5 ff0da6c21a11802a9de368ba916b7b5b 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