Analysis

  • max time kernel
    42s
  • max time network
    47s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-01-2024 16:35

General

  • Target

    Celestial.exe

  • Size

    264KB

  • MD5

    d448a2df6f29c91c23b0d482fdb6ca49

  • SHA1

    e533756132da1916cb3b6217edc066e72497bca3

  • SHA256

    6ef6ef99e387801bbcb19f3295f0fa626fd2a0515a8f1947bce5d1f43fa6f968

  • SHA512

    b1154c2cefb95e3e43738ac7a589c05482f126d7c325575a4540a100fac2691bd6bbeeb6105b8205132ae48fdbc68da4087a8d728e2529451ea342ae791ce6cf

  • SSDEEP

    6144:DloZM+rIkd8g+EtXHkv/iD4rBKjuMzvEHlwOffuA1b8e1mDimV8vpFNEvt:hoZtL+EP8rBKjuMzvEHlwOffuUVm2vpX

Score
10/10

Malware Config

Signatures

  • Detect Umbral payload 1 IoCs
  • Umbral

    Umbral stealer is an opensource moduler stealer written in C#.

  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Celestial.exe
    "C:\Users\Admin\AppData\Local\Temp\Celestial.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4748
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4100
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:2096

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4748-0-0x000001F2D88B0000-0x000001F2D88F8000-memory.dmp

      Filesize

      288KB

    • memory/4748-1-0x00007FFE123D0000-0x00007FFE12E91000-memory.dmp

      Filesize

      10.8MB

    • memory/4748-2-0x000001F2F2FA0000-0x000001F2F2FB0000-memory.dmp

      Filesize

      64KB

    • memory/4748-4-0x00007FFE123D0000-0x00007FFE12E91000-memory.dmp

      Filesize

      10.8MB