Analysis

  • max time kernel
    31s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    31-01-2023 19:48

General

  • Target

    7751a09b3c1146b5db72be1218287da6fd4c65813a1eb9ae5e0389db879daaeb.dll

  • Size

    1.4MB

  • MD5

    12a99f8ae458862da2eddfb661ae7ced

  • SHA1

    f5f31414a29dac9e35888cd48a980d702f99fe70

  • SHA256

    7751a09b3c1146b5db72be1218287da6fd4c65813a1eb9ae5e0389db879daaeb

  • SHA512

    660032ffdb21aebda0ac30d363b198dab70187c3848c3e9c727f02b00e5ecd351bc85e1bd5b2fb4d568a90c2ce5ad2a058e20b42d0aaff4b12bcb46cfee58526

  • SSDEEP

    24576:g1GayIeFrnKgVGPCXr++xDTku+h5UZasJ2QfeFDXTZ9DztMa:ZQgVsCXfgu+h5UFpGFDN9D6a

Malware Config

Extracted

Family

bumblebee

Botnet

HsyIsHsmQu

rc4.plain

Signatures

  • BumbleBee

    BumbleBee is a webshell malware written in C++.

  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\7751a09b3c1146b5db72be1218287da6fd4c65813a1eb9ae5e0389db879daaeb.dll,#1
    1⤵
    • Suspicious use of NtCreateThreadExHideFromDebugger
    PID:364

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/364-54-0x0000000001D20000-0x0000000001E95000-memory.dmp

    Filesize

    1.5MB