Analysis
- max time kernel
39s - max time network
41s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
30/09/2026, 04:49
General
- Target 8d2921d84eb70162db61b5a575b7ae35a67891e1268f259a12bc9506825b4356.vbs
- Size 134KB
- Sample260930-ffslpstths
- SHA256 8d2921d84eb70162db61b5a575b7ae35a67891e1268f259a12bc9506825b4356
Malware Config
Signatures
- Badlisted process makes network request 3 IoCs
Network request originating from process or tool commonly abused by malware.
- Checks QEMU agent file 2 TTPs 1 IoCs
Checks presence of QEMU agent, possibly to detect virtualization.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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.
- Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- 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.
- 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.
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\8d2921d84eb70162db61b5a575b7ae35a67891e1268f259a12bc9506825b4356.vbs"1⤵
- Badlisted process makes network request
- Checks computer location settings
- Executes a VBScript file via the Windows Script Host.
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /v:on /c echo ^%Filamentous11^% | !Kirkefaren! -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 %Filamentous11% "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
- Checks QEMU agent file
- Enumerates connected drives
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2Visual Basic
1Windows Command Shell
1Replay Monitor
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Downloads
__PSScriptPolicyTest_yd2ffgzh.g5s.ps1
memory/2360-22-0x0000000007260000-0x00000000078DA000-memory.dmp
memory/2360-17-0x0000000005420000-0x0000000005774000-memory.dmp
memory/2360-7-0x0000000004AB0000-0x0000000004AD2000-memory.dmp
memory/2360-8-0x0000000005280000-0x00000000052E6000-memory.dmp
memory/2360-9-0x00000000052F0000-0x0000000005356000-memory.dmp
memory/2360-5-0x0000000002150000-0x0000000002186000-memory.dmp
memory/2360-4-0x0000000004610000-0x0000000004620000-memory.dmp
memory/2360-18-0x0000000005A90000-0x0000000005AAE000-memory.dmp
memory/2360-19-0x0000000005B10000-0x0000000005B5C000-memory.dmp
memory/2360-20-0x0000000005E90000-0x0000000005ED4000-memory.dmp
memory/2360-6-0x0000000004C50000-0x0000000005278000-memory.dmp
memory/2360-21-0x0000000006B60000-0x0000000006BD6000-memory.dmp
memory/2360-27-0x0000000007E90000-0x0000000008434000-memory.dmp
memory/2360-24-0x0000000004610000-0x0000000004620000-memory.dmp
memory/2360-25-0x0000000007070000-0x0000000007106000-memory.dmp
memory/2360-26-0x0000000006FD0000-0x0000000006FF2000-memory.dmp
memory/2360-23-0x0000000006C00000-0x0000000006C1A000-memory.dmp
memory/2360-29-0x0000000004610000-0x0000000004620000-memory.dmp
memory/2360-28-0x0000000004610000-0x0000000004620000-memory.dmp
memory/2360-30-0x0000000004610000-0x0000000004620000-memory.dmp
memory/2360-31-0x0000000007AE0000-0x0000000007AE3000-memory.dmp
memory/2360-32-0x0000000008440000-0x000000000D1FE000-memory.dmp
memory/2360-33-0x0000000004610000-0x0000000004620000-memory.dmp
memory/2360-35-0x0000000007AE0000-0x0000000007AE3000-memory.dmp