Bumblebee | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA25627ada021a3b354c1c21ea75ee4e8a48669515a2912185c451f14794e346467d7
MD5a7de72f549e7e03bd454988c8bb0a902
File Typeiso
Size1334.0 KB
First Seen2022-05-16
File NameRFP_Wolseley Industrial.Project53.iso
TagsBUMBLEBEE, iso

Malware Family: Bumblebee

Bumblebee, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 27ada021a3b354c1c21ea75ee4e8a48669515a2912185c451f14794e346467d7
  • MD5: a7de72f549e7e03bd454988c8bb0a902

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: 27ada021a3b354c1"
        threat_level = "high"
        first_seen = "2022-05-16"
    condition:
        hash.sha256(0, filesize) == "27ada021a3b354c1c21ea75ee4e8a48669515a2912185c451f14794e346467d7"
}

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 27ada021a3b354c1c21ea75ee4e8a48669515a2912185c451f14794e346467d7 # MD5 a7de72f549e7e03bd454988c8bb0a902
TypeValueNote
sha256 27ada021a3b354c1c21ea75ee4e8a48669515a2912185c451f14794e346467d7 Sample:Bumblebee
md5 a7de72f549e7e03bd454988c8bb0a902 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