Overview

overview

8

Static

static

1

test.bat

windows7-x64

8

test.bat

windows10-2004-x64

Analysis

  • max time kernel
    11s
  • max time network
    18s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/05/2024, 03:54

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Errors

Reason
Machine shutdown
Report Analysis Logs

General

  • Target

    test.bat

  • Size

    1KB

  • MD5

    6f0a7c834944a31c16dce1159cdfa6d0

  • SHA1

    b8d02b37e654af0c8aacdff2d0dd260e7104a451

  • SHA256

    1bd5de6c68dacb96bffa1433565afbd64328c241f1688174bd5364b82498578e

  • SHA512

    bd7255343ab67bd4df21c8cd1ac69410c78615fd64efee1ba203624e4f839d58047f11a2bb380bc9ce417754594c8515b345337c52199d7ab63306dd83f4a69d

Score
8/10
evasionpersistence

Malware Config

Signatures

  • Disables Task Manager via registry modification
    evasion
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops file in Windows directory 2 IoCs
  • Kills process with taskkill 1 IoCs
    evasion
  • Modifies data under HKEY_USERS 15 IoCs
  • Modifies registry class 11 IoCs
  • Modifies registry key 1 TTPs 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SendNotifyMessage 10 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\test.bat"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2004
    • C:\Windows\system32\taskkill.exe
      taskkill /im explorer.exe /f
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:1956
    • C:\Windows\system32\reg.exe
      Reg Delete HKLM\System\CurrentControlSet\Control\SafeBoot /f
      2⤵
      • Modifies registry key
      PID:4780
    • C:\Windows\system32\reg.exe
      reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v Win32 /t REG_SZ /d C:\Windows\Win32.exe /f
      2⤵
      • Adds Run key to start application
      • Modifies registry key
      PID:2880
    • C:\Windows\system32\reg.exe
      reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
      2⤵
      • Modifies registry key
      PID:4740
    • C:\Windows\system32\shutdown.exe
      shutdown -s -t 5 -c "Bye bye"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3576
    • C:\Windows\explorer.exe
      explorer.exe
      2⤵
      • Modifies Installed Components in the registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2916
    • C:\Windows\system32\reg.exe
      reg Delete HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f
      2⤵
      • Adds Run key to start application
      • Modifies registry key
      PID:2108
    • C:\Windows\system32\reg.exe
      reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 0 /f
      2⤵
      • Modifies registry key
      PID:1412
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x4 /state0:0xa39df055 /state1:0x41c64e6d
    1⤵
    • Modifies data under HKEY_USERS
    • Suspicious use of SetWindowsHookEx
    PID:3236

Network

        MITRE ATT&CK Enterprise v15

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