Analysis
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max time kernel
1796s -
max time network
1578s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
30-06-2024 21:53
Behavioral task
behavioral1
Sample
sv.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
sv.exe
Resource
win7-20240221-en
Behavioral task
behavioral3
Sample
sv.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral4
Sample
sv.exe
Resource
win11-20240508-en
General
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Target
sv.exe
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Size
63KB
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MD5
c095a62b525e62244cad230e696028cf
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SHA1
67232c186d3efe248b540f1f2fe3382770b5074a
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SHA256
a5728f8fd33c77818782d3eef567b77d1586b1927696affced63d494691edbe6
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SHA512
5ba859d89a9277d9b6243f461991cc6472d001cdea52d9fcfba3cbead88fbc69d9dfce076b1fdeaf0d1cd21fe4cace54f1cefe1c352d70cc8fa2898fe1b61fb0
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SSDEEP
1536:unjFXblMp3wgDkbivVSm16KTOKjLIJXc:unrAwgDkbicmbOKj0JM
Malware Config
Extracted
xworm
amount-acceptance.gl.at.ply.gg:7420
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Install_directory
%ProgramData%
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install_file
svhost.exe
Signatures
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Detect Xworm Payload 2 IoCs
Processes:
resource yara_rule behavioral3/memory/4872-1-0x00000000005F0000-0x0000000000606000-memory.dmp family_xworm C:\ProgramData\svhost.exe family_xworm -
Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepid process 324 powershell.exe 4792 powershell.exe 4920 powershell.exe 1944 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
sv.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation sv.exe -
Drops startup file 2 IoCs
Processes:
sv.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.lnk sv.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.lnk sv.exe -
Executes dropped EXE 30 IoCs
Processes:
svhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exepid process 3240 svhost.exe 2276 svhost.exe 4608 svhost.exe 3308 svhost.exe 1428 svhost.exe 2292 svhost.exe 4604 svhost.exe 424 svhost.exe 5052 svhost.exe 1976 svhost.exe 2436 svhost.exe 2160 svhost.exe 4972 svhost.exe 4612 svhost.exe 5108 svhost.exe 2552 svhost.exe 4668 svhost.exe 4292 svhost.exe 3884 svhost.exe 3488 svhost.exe 4412 svhost.exe 4816 svhost.exe 776 svhost.exe 4876 svhost.exe 4912 svhost.exe 4504 svhost.exe 4376 svhost.exe 1320 svhost.exe 2560 svhost.exe 5040 svhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
sv.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svhost = "C:\\ProgramData\\svhost.exe" sv.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepid process 324 powershell.exe 324 powershell.exe 4792 powershell.exe 4792 powershell.exe 4920 powershell.exe 4920 powershell.exe 1944 powershell.exe 1944 powershell.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
Processes:
sv.exepowershell.exepowershell.exepowershell.exepowershell.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exesvhost.exedescription pid process Token: SeDebugPrivilege 4872 sv.exe Token: SeDebugPrivilege 324 powershell.exe Token: SeDebugPrivilege 4792 powershell.exe Token: SeDebugPrivilege 4920 powershell.exe Token: SeDebugPrivilege 1944 powershell.exe Token: SeDebugPrivilege 4872 sv.exe Token: SeDebugPrivilege 3240 svhost.exe Token: SeDebugPrivilege 2276 svhost.exe Token: SeDebugPrivilege 4608 svhost.exe Token: SeDebugPrivilege 3308 svhost.exe Token: SeDebugPrivilege 1428 svhost.exe Token: SeDebugPrivilege 2292 svhost.exe Token: SeDebugPrivilege 4604 svhost.exe Token: SeDebugPrivilege 424 svhost.exe Token: SeDebugPrivilege 5052 svhost.exe Token: SeDebugPrivilege 1976 svhost.exe Token: SeDebugPrivilege 2436 svhost.exe Token: SeDebugPrivilege 2160 svhost.exe Token: SeDebugPrivilege 4972 svhost.exe Token: SeDebugPrivilege 4612 svhost.exe Token: SeDebugPrivilege 5108 svhost.exe Token: SeDebugPrivilege 2552 svhost.exe Token: SeDebugPrivilege 4668 svhost.exe Token: SeDebugPrivilege 4292 svhost.exe Token: SeDebugPrivilege 3884 svhost.exe Token: SeDebugPrivilege 3488 svhost.exe Token: SeDebugPrivilege 4412 svhost.exe Token: SeDebugPrivilege 4816 svhost.exe Token: SeDebugPrivilege 776 svhost.exe Token: SeDebugPrivilege 4876 svhost.exe Token: SeDebugPrivilege 4912 svhost.exe Token: SeDebugPrivilege 4504 svhost.exe Token: SeDebugPrivilege 4376 svhost.exe Token: SeDebugPrivilege 1320 svhost.exe Token: SeDebugPrivilege 2560 svhost.exe Token: SeDebugPrivilege 5040 svhost.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
sv.exedescription pid process target process PID 4872 wrote to memory of 324 4872 sv.exe powershell.exe PID 4872 wrote to memory of 324 4872 sv.exe powershell.exe PID 4872 wrote to memory of 4792 4872 sv.exe powershell.exe PID 4872 wrote to memory of 4792 4872 sv.exe powershell.exe PID 4872 wrote to memory of 4920 4872 sv.exe powershell.exe PID 4872 wrote to memory of 4920 4872 sv.exe powershell.exe PID 4872 wrote to memory of 1944 4872 sv.exe powershell.exe PID 4872 wrote to memory of 1944 4872 sv.exe powershell.exe PID 4872 wrote to memory of 3308 4872 sv.exe schtasks.exe PID 4872 wrote to memory of 3308 4872 sv.exe schtasks.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\sv.exe"C:\Users\Admin\AppData\Local\Temp\sv.exe"1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\sv.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'sv.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\svhost.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svhost.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "svhost" /tr "C:\ProgramData\svhost.exe"2⤵
- Scheduled Task/Job: Scheduled Task
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\ProgramData\svhost.exeC:\ProgramData\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\svhost.exeFilesize
63KB
MD5c095a62b525e62244cad230e696028cf
SHA167232c186d3efe248b540f1f2fe3382770b5074a
SHA256a5728f8fd33c77818782d3eef567b77d1586b1927696affced63d494691edbe6
SHA5125ba859d89a9277d9b6243f461991cc6472d001cdea52d9fcfba3cbead88fbc69d9dfce076b1fdeaf0d1cd21fe4cace54f1cefe1c352d70cc8fa2898fe1b61fb0
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.logFilesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\svhost.exe.logFilesize
654B
MD52ff39f6c7249774be85fd60a8f9a245e
SHA1684ff36b31aedc1e587c8496c02722c6698c1c4e
SHA256e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced
SHA5121d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
944B
MD56d42b6da621e8df5674e26b799c8e2aa
SHA1ab3ce1327ea1eeedb987ec823d5e0cb146bafa48
SHA2565ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c
SHA51253faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
944B
MD522310ad6749d8cc38284aa616efcd100
SHA1440ef4a0a53bfa7c83fe84326a1dff4326dcb515
SHA25655b1d8021c4eb4c3c0d75e3ed7a4eb30cd0123e3d69f32eeb596fe4ffec05abf
SHA5122ef08e2ee15bb86695fe0c10533014ffed76ececc6e579d299d3365fafb7627f53e32e600bb6d872b9f58aca94f8cb7e1e94cdfd14777527f7f0aa019d9c6def
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
944B
MD534f595487e6bfd1d11c7de88ee50356a
SHA14caad088c15766cc0fa1f42009260e9a02f953bb
SHA2560f9a4b52e01cb051052228a55d0515911b7ef5a8db3cf925528c746df511424d
SHA51210976c5deaf9fac449e703e852c3b08d099f430de2d7c7b8e2525c35d63e28b890e5aab63feff9b20bca0aaf9f35a3ba411aee3fbeee9ea59f90ed25bd617a0b
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bhyio2e0.p1f.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/324-14-0x00007FFB97D60000-0x00007FFB98821000-memory.dmpFilesize
10.8MB
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memory/324-17-0x00007FFB97D60000-0x00007FFB98821000-memory.dmpFilesize
10.8MB
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memory/324-13-0x00007FFB97D60000-0x00007FFB98821000-memory.dmpFilesize
10.8MB
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memory/324-12-0x00007FFB97D60000-0x00007FFB98821000-memory.dmpFilesize
10.8MB
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memory/324-7-0x000001E76C960000-0x000001E76C982000-memory.dmpFilesize
136KB
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memory/4792-30-0x000002045ABB0000-0x000002045ADCC000-memory.dmpFilesize
2.1MB
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memory/4872-0-0x00007FFB97D63000-0x00007FFB97D65000-memory.dmpFilesize
8KB
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memory/4872-57-0x00007FFB97D60000-0x00007FFB98821000-memory.dmpFilesize
10.8MB
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memory/4872-58-0x00007FFB97D60000-0x00007FFB98821000-memory.dmpFilesize
10.8MB
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memory/4872-1-0x00000000005F0000-0x0000000000606000-memory.dmpFilesize
88KB