Analysis

  • max time kernel
    139s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-05-2024 00:58

General

  • Target

    2024-05-08_319932acdfa88b9d39ba38053573e91e_ryuk.exe

  • Size

    1.4MB

  • MD5

    319932acdfa88b9d39ba38053573e91e

  • SHA1

    1e99a1538474869c87de63ca02dba1becb3fdfde

  • SHA256

    e09d28db45c2267173ed54bb62b237317a8e76c01fcaa1835a960b8f7a5d5a62

  • SHA512

    a71d270c85981430a9637f0ccc9ef3659cb41a6e9b38341978043534c9ddbe94dc1e2cf2b6d88145247edd5317c16849079793e38b564716c95fa61a7f918002

  • SSDEEP

    24576:Jm1QDQPAu/VRu58dzm7Iv+/G5dAflq3OUfxA/BEoGucPdkToQCdL0:Jm1QcAAtz+I2O5dAt+rowGTBS

Malware Config

Extracted

Family

bumblebee

Botnet

asd1234

rc4.plain

Signatures

  • BumbleBee

    BumbleBee is a loader malware written in C++.

  • Detects executables referencing combination of virtualization drivers 3 IoCs
  • Detects executables referencing virtualization MAC addresses 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-08_319932acdfa88b9d39ba38053573e91e_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-08_319932acdfa88b9d39ba38053573e91e_ryuk.exe"
    1⤵
      PID:3476

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3476-0-0x000002500F0B0000-0x000002500F1AF000-memory.dmp

      Filesize

      1020KB

    • memory/3476-1-0x000002500F3C0000-0x000002500F5D4000-memory.dmp

      Filesize

      2.1MB

    • memory/3476-2-0x000002500F3C0000-0x000002500F5D4000-memory.dmp

      Filesize

      2.1MB

    • memory/3476-3-0x000002500F3C0000-0x000002500F5D4000-memory.dmp

      Filesize

      2.1MB