Resubmissions

16-10-2023 02:56

231016-de79nadd75 10

09-10-2023 22:51

231009-2szfnsba43 10

05-04-2023 07:15

230405-h3fxjacc85 10

Analysis

  • max time kernel
    146s
  • max time network
    153s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-de
  • resource tags

    arch:x64arch:x86image:win10-20230220-delocale:de-deos:windows10-1703-x64systemwindows
  • submitted
    05-04-2023 07:15

General

  • Target

    inst1.exe

  • Size

    1.6MB

  • MD5

    1eb4bd24c3d02a38a333eaeee4b9b49d

  • SHA1

    3c85c03088b07bfcbbe969af0cbdde9bd26e69d8

  • SHA256

    35f2ec59313bbe5b78e4b043f06f8961f6f3e77b870544d15ee7cc1fca987d8c

  • SHA512

    3581aa74972f21bf22191181a9db68ec6db1071b153ee4a40519129b34c6be3cdbe32e3a65d4ad64f20bd224fb2d2f91e72139b250b69a0c80456f80a3c2cff5

  • SSDEEP

    24576:drYB2BBDhQ0uQn65tmj83OA7IBgXOB6ycon/sl3O6mvV4:dhT+fhavA8BIfyF/st

Score
10/10

Malware Config

Extracted

Family

bumblebee

Botnet

inst

C2

194.15.216.247:443

23.106.215.141:443

104.168.244.96:443

51.83.255.85:443

192.119.81.86:443

rc4.plain

Signatures

  • BumbleBee

    BumbleBee is a webshell malware written in C++.

  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\inst1.exe
    "C:\Users\Admin\AppData\Local\Temp\inst1.exe"
    1⤵
    • Suspicious use of NtCreateThreadExHideFromDebugger
    PID:324

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/324-121-0x000002ADB9C80000-0x000002ADB9DE1000-memory.dmp

    Filesize

    1.4MB

  • memory/324-122-0x000002ADB9C80000-0x000002ADB9DE1000-memory.dmp

    Filesize

    1.4MB

  • memory/324-123-0x000002ADB9C80000-0x000002ADB9DE1000-memory.dmp

    Filesize

    1.4MB

  • memory/324-124-0x000002ADB9A80000-0x000002ADB9B12000-memory.dmp

    Filesize

    584KB