Analysis
- max time kernel
149s - max time network
96s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
27/05/2026, 12:13
General
- Target PS.dll
- Size 11.3MB
- Sample260527-pd1c7sft21
- SHA256 aa00d6e8239a05365b186fceed05dcf02b57ecca0ce29f55180aeec19754584b
Malware Config
Signatures
- Drops file in Drivers directory 1 IoCs
- Sets service image path in registry 3 TTPs 1 IoCs
This determines the executable launched when a service starts. It can be used to establish persistence.
- Drops file in System32 directory 1 IoCs
- Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- 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 4 IoCs
- Suspicious behavior: LoadsDriver 1 IoCs
- Suspicious use of AdjustPrivilegeToken 64 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\PS.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\PS.dll,#12⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Drops file in System32 directory
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
memory/1884-0-0x0000000002660000-0x0000000002661000-memory.dmp
memory/1884-1-0x0000000002770000-0x0000000002771000-memory.dmp
memory/1884-7-0x0000000073E1A000-0x0000000074AFB000-memory.dmp
memory/1884-5-0x00000000027E0000-0x00000000027E1000-memory.dmp
memory/1884-2-0x0000000002790000-0x0000000002791000-memory.dmp
memory/1884-4-0x00000000027D0000-0x00000000027D1000-memory.dmp
memory/1884-3-0x00000000027C0000-0x00000000027C1000-memory.dmp
memory/1884-6-0x0000000073B00000-0x000000007564D000-memory.dmp
memory/1884-22-0x0000000071A70000-0x0000000071A72000-memory.dmp
memory/1884-30-0x0000000071A50000-0x0000000071A54000-memory.dmp
memory/1884-27-0x0000000071A40000-0x0000000071A42000-memory.dmp
memory/1884-25-0x0000000071A80000-0x0000000071A84000-memory.dmp
memory/1884-20-0x0000000071AB0000-0x0000000071AB4000-memory.dmp
memory/1884-19-0x0000000071AC0000-0x0000000071AC1000-memory.dmp
memory/1884-16-0x0000000071AA0000-0x0000000071AA2000-memory.dmp
memory/1884-15-0x0000000071AC0000-0x0000000071AC1000-memory.dmp
memory/1884-13-0x0000000071AF0000-0x0000000071AF4000-memory.dmp
memory/1884-12-0x0000000071AD0000-0x0000000071AD1000-memory.dmp
memory/1884-10-0x0000000071AE0000-0x0000000071AE2000-memory.dmp
memory/1884-32-0x0000000073B00000-0x000000007564D000-memory.dmp
memory/1884-33-0x0000000073E1A000-0x0000000074AFB000-memory.dmp
memory/1884-34-0x0000000073B00000-0x000000007564D000-memory.dmp