Bumblebee | Threat Level: high | Type: Loader
Cryptographic Identifiers
| SHA256 | cdd9bb76065a3760f11cfb71409b21c2d28df6e86da56d273e54a257d7cce695 |
|---|---|
| MD5 | 23c099d0707b94bfe13263d22be2cd64 |
| File Type | zip |
| Size | 2350.3 KB |
| First Seen | 2022-10-05 |
| File Name | Invoice_10-05_order_23_PDF.zip |
| Tags | 0510, BUMBLEBEE, pw U547, zip |
Malware Family: Bumblebee
Bumblebee, BazarLoader'ın halefidir.
| Type | Loader |
|---|---|
| Programming Language | C++ |
| Target Platform | Windows |
| C2 Protocol | HTTPS |
| Purpose | Cobalt Strike dropper |
| First Seen Year | 2022 |
Threat Indicators (IOC)
- SHA256:
cdd9bb76065a3760f11cfb71409b21c2d28df6e86da56d273e54a257d7cce695 - MD5:
23c099d0707b94bfe13263d22be2cd64
You can verify all hash values of this sample on VirusTotal.
System Cleanup Guide
- Disconnect the system from the network — the loader may be downloading more malware
- Analyze every downloaded payload
- Inspect all network traffic and cut suspicious connections
- Run a full antivirus scan
- Consider reimaging the system
YARA Rule Hints
rule Bumblebee_SHA256 {
meta:
description = "Bumblebee sample: cdd9bb76065a3760"
threat_level = "high"
first_seen = "2022-10-05"
condition:
hash.sha256(0, filesize) == "cdd9bb76065a3760f11cfb71409b21c2d28df6e86da56d273e54a257d7cce695"
}
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
cdd9bb76065a3760f11cfb71409b21c2d28df6e86da56d273e54a257d7cce695
# MD5
23c099d0707b94bfe13263d22be2cd64
| Type | Value | Note |
|---|---|---|
| sha256 | cdd9bb76065a3760f11cfb71409b21c2d28df6e86da56d273e54a257d7cce695 | Sample:Bumblebee |
| md5 | 23c099d0707b94bfe13263d22be2cd64 | 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.