Bumblebee | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA25663bc0e4535f36dd8e2b818180b355d83ae52f9d6ff1c139cdad7b7265c1cd9d4
MD546f1c387473a435cf7d91698a4a53199
File Typeimg
Size3008.0 KB
First Seen2022-09-06
File NameProject Details.img
Tags0609, BUMBLEBEE, img, TA580

Malware Family: Bumblebee

Bumblebee, BazarLoader'ın halefidir.

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

Threat Indicators (IOC)

  • SHA256: 63bc0e4535f36dd8e2b818180b355d83ae52f9d6ff1c139cdad7b7265c1cd9d4
  • MD5: 46f1c387473a435cf7d91698a4a53199

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: 63bc0e4535f36dd8"
        threat_level = "high"
        first_seen = "2022-09-06"
    condition:
        hash.sha256(0, filesize) == "63bc0e4535f36dd8e2b818180b355d83ae52f9d6ff1c139cdad7b7265c1cd9d4"
}

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 63bc0e4535f36dd8e2b818180b355d83ae52f9d6ff1c139cdad7b7265c1cd9d4 # MD5 46f1c387473a435cf7d91698a4a53199
TypeValueNote
sha256 63bc0e4535f36dd8e2b818180b355d83ae52f9d6ff1c139cdad7b7265c1cd9d4 Sample:Bumblebee
md5 46f1c387473a435cf7d91698a4a53199 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