Bumblebee | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA25630d520fbc40d492128375455e5074762d7f6ef77171dba8dc0e830b6ad96e6a3
MD5c20b8787acfcb547098e844b866de597
File Typeexe
Size1194.5 KB
First Seen2023-05-19
File Namec20b8787acfcb547098e844b866de597
Tags64, BUMBLEBEE, exe

Malware Family: Bumblebee

Bumblebee, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 30d520fbc40d492128375455e5074762d7f6ef77171dba8dc0e830b6ad96e6a3
  • MD5: c20b8787acfcb547098e844b866de597

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: 30d520fbc40d4921"
        threat_level = "high"
        first_seen = "2023-05-19"
    condition:
        hash.sha256(0, filesize) == "30d520fbc40d492128375455e5074762d7f6ef77171dba8dc0e830b6ad96e6a3"
}

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 30d520fbc40d492128375455e5074762d7f6ef77171dba8dc0e830b6ad96e6a3 # MD5 c20b8787acfcb547098e844b866de597
TypeValueNote
sha256 30d520fbc40d492128375455e5074762d7f6ef77171dba8dc0e830b6ad96e6a3 Sample:Bumblebee
md5 c20b8787acfcb547098e844b866de597 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