Analysis
- user interaction
yes - max time kernel
149s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
09/11/2026, 01:00
General
- Target HR_Update_Performance_Clearance_Oct2026.vbs
- Size 84KB
- Sample261109-bc4scasy9l
- SHA256 aeeb1b4c78f83c07c2b810718bce48d511fea89eaae5e7b2a30fbc3199ecce4e
Malware Config
Signatures
- Badlisted process makes network request 2 IoCs
Network request originating from process or tool commonly abused by malware.
- Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
- Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 7 IoCs
- Suspicious behavior: MapViewOfSection 1 TTPs 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\HR_Update_Performance_Clearance_Oct2026.vbs"1⤵
- Executes a VBScript file via the Windows Script Host.
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /q /v:on /c echo ^%Revivability^% | !Afbrndtes! -2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo %Revivability% "3⤵
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\??\c:\windows\syswow64\WindowsPowerShell\v1.0\powershell.exe"c:\windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" -3⤵
- Badlisted process makes network request
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\backgroundtaskhost.exe"C:\Windows\SysWOW64\backgroundtaskhost.exe"4⤵
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C:\Windows\SysWOW64\backgroundtaskhost.exe"C:\Windows\SysWOW64\backgroundtaskhost.exe"4⤵
- System Location Discovery: System Language Discovery
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/5272-0-0x00000000748A2000-0x00000000748A3000-memory.dmp
memory/5272-1-0x0000000005300000-0x0000000005336000-memory.dmp
memory/5272-2-0x0000000074890000-0x000000007504C000-memory.dmp
memory/5272-3-0x00000000059B0000-0x0000000005FFA000-memory.dmp
memory/5272-4-0x0000000074890000-0x000000007504C000-memory.dmp
memory/5272-5-0x0000000006080000-0x00000000060A2000-memory.dmp
memory/5272-7-0x0000000006190000-0x00000000061F6000-memory.dmp
memory/5272-6-0x0000000006120000-0x0000000006186000-memory.dmp
memory/5272-8-0x0000000006280000-0x00000000065DB000-memory.dmp
memory/5272-11-0x00000000067E0000-0x00000000067FE000-memory.dmp
memory/5272-12-0x0000000006820000-0x000000000686C000-memory.dmp
memory/5272-13-0x0000000006DB0000-0x0000000006DF8000-memory.dmp
memory/5272-14-0x0000000074890000-0x000000007504C000-memory.dmp
memory/5272-15-0x0000000008270000-0x00000000088EC000-memory.dmp
memory/5272-16-0x0000000007C10000-0x0000000007C2A000-memory.dmp
memory/5272-19-0x0000000008EB0000-0x000000000946A000-memory.dmp
memory/5272-18-0x0000000007CF0000-0x0000000007D12000-memory.dmp
memory/5272-17-0x0000000007D50000-0x0000000007DE6000-memory.dmp
memory/5272-20-0x00000000748A2000-0x00000000748A3000-memory.dmp
memory/5272-21-0x0000000074890000-0x000000007504C000-memory.dmp
memory/5272-22-0x0000000074890000-0x000000007504C000-memory.dmp
memory/5272-23-0x0000000074890000-0x000000007504C000-memory.dmp
memory/5272-24-0x0000000074890000-0x000000007504C000-memory.dmp
memory/5272-25-0x0000000074890000-0x000000007504C000-memory.dmp
memory/5272-26-0x0000000009470000-0x000000000EC65000-memory.dmp
memory/5272-27-0x0000000074890000-0x000000007504C000-memory.dmp
memory/5272-29-0x0000000074890000-0x000000007504C000-memory.dmp