General

  • Target
    ton2.zip
  • Size 1.5MB
  • Sample220912-zve4psebf4
  • SHA256 a3e7f3ea8f906a546002bfd60a18dd732efb0d42f9fd056b1f1a9c91bf17486e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • bumblebee

Botnet
  • 1209

C2
  • 142.11.211.32:443

  • 146.59.116.49:443

  • 192.236.155.219:443

rc4.plain

Targets

    • Target
      ton/aerobraking.dat
    • Size 2.8MB
    • SHA256 2f18bfaeaae34c7bf895a432b297609edfaec4d449b5e3301252d32006ad3e1c
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      ton/documents.lnk
    • Size 1KB
    • SHA256 22546866f19add33035bcf1c135541606ff770df580650195dde6b69c55c37b3
    • MD5 SHA1 SHA512
    • BumbleBee

      BumbleBee is a webshell malware written in C++.

    • Enumerates VirtualBox registry keys

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Looks for VirtualBox Guest Additions in registry

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Suspicious use of NtCreateThreadExHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks