Analysis

  • max time kernel
    26s
  • max time network
    27s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    26-05-2024 13:00

Errors

Reason
Machine shutdown

General

  • Target

    36d695e2dc5f58e1766c4e77a41414491e87eca29e0c249a7c4fc91866f3b21a.exe

  • Size

    4.6MB

  • MD5

    3163018748a2654f8a4f163ddef28a70

  • SHA1

    578ff40fcf01877dd1f481f556d1c97b5e50c191

  • SHA256

    36d695e2dc5f58e1766c4e77a41414491e87eca29e0c249a7c4fc91866f3b21a

  • SHA512

    db6bcff1a28560d696cff104bdf87787e4673f22489257ff77f8ab14a71d3aeb568b0c1a8df32b8e1cb17d05e6fa339a7261761c8dde0845f697023eef76b07d

  • SSDEEP

    98304:/kUz/fTQSl103cP+7AVqETc5X0XxzXsVrFrJ24fiE:lzvl10PA4MM0Xxzw2Op

Score
6/10

Malware Config

Signatures

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\36d695e2dc5f58e1766c4e77a41414491e87eca29e0c249a7c4fc91866f3b21a.exe
    "C:\Users\Admin\AppData\Local\Temp\36d695e2dc5f58e1766c4e77a41414491e87eca29e0c249a7c4fc91866f3b21a.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Enumerates system info in registry
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1904
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c wmic path Win32_ComputerSystemProduct get uuid /value
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2712
      • C:\Windows\SysWOW64\Wbem\WMIC.exe
        wmic path Win32_ComputerSystemProduct get uuid /value
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2696
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c wmic path Win32_ComputerSystemProduct get uuid /value
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2500
      • C:\Windows\SysWOW64\Wbem\WMIC.exe
        wmic path Win32_ComputerSystemProduct get uuid /value
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2468
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c wmic path Win32_ComputerSystemProduct get uuid /value
      2⤵
        PID:2760
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x0
      1⤵
        PID:1376

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Persistence

      Pre-OS Boot

      1
      T1542

      Bootkit

      1
      T1542.003

      Defense Evasion

      Pre-OS Boot

      1
      T1542

      Bootkit

      1
      T1542.003

      Subvert Trust Controls

      1
      T1553

      Install Root Certificate

      1
      T1553.004

      Modify Registry

      1
      T1112

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      1
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1904-0-0x0000000000400000-0x000000000119D4A4-memory.dmp
        Filesize

        13.6MB

      • memory/1904-1-0x0000000000400000-0x000000000119D4A4-memory.dmp
        Filesize

        13.6MB