Analysis

  • max time kernel
    151s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2024 17:35

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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 3 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:2504
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2800
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2760

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2504-0-0x0000000000890000-0x00000000008D8000-memory.dmp

    Filesize

    288KB

  • memory/2504-1-0x000007FEF5790000-0x000007FEF617C000-memory.dmp

    Filesize

    9.9MB

  • memory/2504-2-0x000000001B080000-0x000000001B100000-memory.dmp

    Filesize

    512KB

  • memory/2504-3-0x000007FEF5790000-0x000007FEF617C000-memory.dmp

    Filesize

    9.9MB

  • memory/2760-4-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2760-5-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2760-6-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2760-7-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB