Analysis
- max time kernel
148s - max time network
93s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
18/04/2026, 09:45
General
- Target 74df5abaff4ebfcff85701f4d41c6145381bbb8d439550f367f2d49430d83af1.ps1
- Size 9.2MB
- Sample260418-lref4sct2y
- SHA256 74df5abaff4ebfcff85701f4d41c6145381bbb8d439550f367f2d49430d83af1
Malware Config
Signatures
- Family: NetSupport
NetSupport is a remote access tool sold as a legitimate system administration software.
- Drops startup file 1 IoCs
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 5 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
- 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.
- Modifies registry class 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exepowershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\74df5abaff4ebfcff85701f4d41c6145381bbb8d439550f367f2d49430d83af1.ps11⤵
- Drops startup file
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\explorer.exe"C:\Windows\explorer.exe" C:\ProgramData\IaB8VAjUtj\E3MZFWxU.url2⤵
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C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\Desktop\E3MZFWxU\service.exe"C:\Users\Admin\Desktop\E3MZFWxU\service.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
- Modifies registry class
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
E3MZFWxU.url
__PSScriptPolicyTest_4y1y2oxr.dcj.ps1
HTCTL32.DLL
MSVCR100.dll
NSM.LIC
PCICHEK.DLL
PCICL32.DLL
client32.ini
pcicapi.dll
service.exe
memory/1992-0-0x000002C825FD0000-0x000002C825FE0000-memory.dmp
memory/1992-11-0x000002C826C10000-0x000002C827138000-memory.dmp
memory/1992-10-0x000002C826510000-0x000002C8266D2000-memory.dmp
memory/1992-9-0x000002C825FD0000-0x000002C825FE0000-memory.dmp
memory/1992-8-0x000002C825FA0000-0x000002C825FC2000-memory.dmp
memory/1992-1-0x000002C825FD0000-0x000002C825FE0000-memory.dmp
memory/1992-49-0x000002C825EE0000-0x000002C825EF2000-memory.dmp
memory/1992-48-0x000002C80D9B0000-0x000002C80D9BC000-memory.dmp
memory/3884-50-0x0000000000980000-0x0000000000A41000-memory.dmp