Bumblebee | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA2563463f026ce1c325931e285b587b82f7f690db2e75929c7edd154df1e14f38c93
MD54820f3c0c2b85d9e8ebb121fd35cb3bc
File Typeexe
Size3757.0 KB
First Seen2022-04-21
File Namehqwco.dll
TagsBUMBLEBEE, dll, exe

Malware Family: Bumblebee

Bumblebee, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 3463f026ce1c325931e285b587b82f7f690db2e75929c7edd154df1e14f38c93
  • MD5: 4820f3c0c2b85d9e8ebb121fd35cb3bc

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: 3463f026ce1c3259"
        threat_level = "high"
        first_seen = "2022-04-21"
    condition:
        hash.sha256(0, filesize) == "3463f026ce1c325931e285b587b82f7f690db2e75929c7edd154df1e14f38c93"
}

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 3463f026ce1c325931e285b587b82f7f690db2e75929c7edd154df1e14f38c93 # MD5 4820f3c0c2b85d9e8ebb121fd35cb3bc
TypeValueNote
sha256 3463f026ce1c325931e285b587b82f7f690db2e75929c7edd154df1e14f38c93 Sample:Bumblebee
md5 4820f3c0c2b85d9e8ebb121fd35cb3bc 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