Resubmissions

01-07-2024 16:20

240701-ttcpassdjn 1

14-05-2024 01:12

240514-bk1ewsdb2w 9

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-07-2024 16:20

General

  • Target

    2024-05-14_63ad42e03aca6ce447fb447e21aeb385_ryuk.exe

  • Size

    1.3MB

  • MD5

    63ad42e03aca6ce447fb447e21aeb385

  • SHA1

    e2c27342d3b7e39033e0a1819cfb74a9db5ea330

  • SHA256

    ebd3a506c226e98dcedc1b882a11addd25ded8ee5110249b5b1a391e4d77d327

  • SHA512

    5bed3a9d943142056db6a4ab08450d3f052fba47826f4141ff725128d741dc0a19a3675d6c2c546030d8700ba765647b0659e7384a712c0400fa077dcb14f1e9

  • SSDEEP

    24576:xi0naRHr6XCh+V/KNGdsYqpHidVzdYUpesp:xjnaRL6XCIp6GdsYcidH

Score
1/10

Malware Config

Signatures

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-14_63ad42e03aca6ce447fb447e21aeb385_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-14_63ad42e03aca6ce447fb447e21aeb385_ryuk.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4748
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:3264
    • C:\Users\Admin\AppData\Local\Temp\2024-05-14_63ad42e03aca6ce447fb447e21aeb385_ryuk.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-05-14_63ad42e03aca6ce447fb447e21aeb385_ryuk.exe"
      1⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4356
    • C:\Users\Admin\AppData\Local\Temp\2024-05-14_63ad42e03aca6ce447fb447e21aeb385_ryuk.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-05-14_63ad42e03aca6ce447fb447e21aeb385_ryuk.exe"
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2864

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4356-7-0x000001CA46470000-0x000001CA464BC000-memory.dmp

      Filesize

      304KB

    • memory/4356-9-0x000001CA46470000-0x000001CA464BC000-memory.dmp

      Filesize

      304KB

    • memory/4748-1-0x0000024D1ADD0000-0x0000024D1AE19000-memory.dmp

      Filesize

      292KB

    • memory/4748-0-0x0000024D1ADD0000-0x0000024D1AE19000-memory.dmp

      Filesize

      292KB

    • memory/4748-2-0x0000024D1AE20000-0x0000024D1AE6C000-memory.dmp

      Filesize

      304KB

    • memory/4748-3-0x0000024D1AE20000-0x0000024D1AE6C000-memory.dmp

      Filesize

      304KB