Analysis

  • max time kernel
    150s
  • max time network
    161s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    08-04-2024 11:50

General

  • Target

    FSEC X 752 TOOL.exe

  • Size

    227KB

  • MD5

    30f6361bf0632cf57b04fd68a32ee211

  • SHA1

    30764f71ec9e1e21554552e87d59c36efbdea029

  • SHA256

    cf52a0f797b3cf09efe31dd9c9813775f2572873cd00d81461fab253beec88c2

  • SHA512

    05685511ebaeb5d9b7dabbb5ca95847d4ff47511e702f30d9e06658c231dd0b2a642386d633dbc376847b0bab6b5334191ee6d3158d49d91ae46c6490cbba684

  • SSDEEP

    6144:eloZM+rIkd8g+EtXHkv/iD4QROULfVeGJuMFXSy3AZb8e1mzei:IoZtL+EP8QROULfVeGJuMFXSy3cY

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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FSEC X 752 TOOL.exe
    "C:\Users\Admin\AppData\Local\Temp\FSEC X 752 TOOL.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2304
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:228
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:1088

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2304-0-0x0000025386650000-0x0000025386690000-memory.dmp

    Filesize

    256KB

  • memory/2304-1-0x00007FF9B72A0000-0x00007FF9B7D62000-memory.dmp

    Filesize

    10.8MB

  • memory/2304-2-0x0000025386AF0000-0x0000025386B00000-memory.dmp

    Filesize

    64KB

  • memory/2304-4-0x00007FF9B72A0000-0x00007FF9B7D62000-memory.dmp

    Filesize

    10.8MB