Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-06-2023 11:40

General

  • Target

    jk.exe

  • Size

    1.3MB

  • MD5

    70fc8ed66dcbf35718325bd94f7dd1e7

  • SHA1

    cd36fdf88632fa7676d5d5f649d44f2ac4f2342f

  • SHA256

    c03c9d22c013990be03bf7bfc65cb34db47beb0381856b992c340dfd5b6406b2

  • SHA512

    eff121acdc3eeb38cb8826e8507b8458daacd51cd058dec600b747a94a05e07088ded4eb912973bcfc846dee6e0001109cf914a26335c0bd430c12a703aa5dea

  • SSDEEP

    24576:c7YKIYHC9+TrolcVDql1BdPYJ5jJtf4ShbWolOHoFN6WtljaEyEg:cUKI3gAeDqvbOtrhZ8HoFN6WtljaEyE

Malware Config

Signatures

  • Generic Chinese Botnet

    A botnet originating from China which is currently unnamed publicly.

  • Chinese Botnet payload 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jk.exe
    "C:\Users\Admin\AppData\Local\Temp\jk.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetWindowsHookEx
    PID:4572

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4572-133-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-134-0x0000000002490000-0x00000000024CE000-memory.dmp

    Filesize

    248KB

  • memory/4572-135-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-136-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-138-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-139-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-140-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-142-0x00000000007E0000-0x00000000007E1000-memory.dmp

    Filesize

    4KB

  • memory/4572-141-0x0000000002490000-0x00000000024CE000-memory.dmp

    Filesize

    248KB

  • memory/4572-144-0x00000000008E0000-0x00000000008E1000-memory.dmp

    Filesize

    4KB

  • memory/4572-143-0x00000000008D0000-0x00000000008D2000-memory.dmp

    Filesize

    8KB

  • memory/4572-145-0x0000000077500000-0x0000000077715000-memory.dmp

    Filesize

    2.1MB

  • memory/4572-2083-0x00000000769C0000-0x0000000076B60000-memory.dmp

    Filesize

    1.6MB

  • memory/4572-3088-0x0000000077220000-0x000000007729A000-memory.dmp

    Filesize

    488KB

  • memory/4572-6395-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-6682-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-6683-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-6685-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-6684-0x0000000002490000-0x00000000024CE000-memory.dmp

    Filesize

    248KB

  • memory/4572-6686-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-6687-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-6688-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-6690-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-6692-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB

  • memory/4572-6693-0x0000000010000000-0x0000000010018000-memory.dmp

    Filesize

    96KB

  • memory/4572-6696-0x0000000000400000-0x000000000072F000-memory.dmp

    Filesize

    3.2MB