Bumblebee | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA256287055194e83ab2a8d91ef4d187de57345c19018cf3a85024c4fd20c64ad689e
MD5546d975e638d044bc23c7f1bf4122d26
File Typeexe
Size1796.5 KB
First Seen2022-06-24
File Nameprojectr.dll
Tags236a, BUMBLEBEE, exe

Malware Family: Bumblebee

Bumblebee, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 287055194e83ab2a8d91ef4d187de57345c19018cf3a85024c4fd20c64ad689e
  • MD5: 546d975e638d044bc23c7f1bf4122d26

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: 287055194e83ab2a"
        threat_level = "high"
        first_seen = "2022-06-24"
    condition:
        hash.sha256(0, filesize) == "287055194e83ab2a8d91ef4d187de57345c19018cf3a85024c4fd20c64ad689e"
}

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 287055194e83ab2a8d91ef4d187de57345c19018cf3a85024c4fd20c64ad689e # MD5 546d975e638d044bc23c7f1bf4122d26
TypeValueNote
sha256 287055194e83ab2a8d91ef4d187de57345c19018cf3a85024c4fd20c64ad689e Sample:Bumblebee
md5 546d975e638d044bc23c7f1bf4122d26 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