Analysis
- max time kernel
899s - max time network
495s - platform
windows11-21h2_x64 - resource
win11-20260911-en - resource tags
- submitted
25/09/2026, 08:31
General
- Target resources/public/notification.mp3
- Size 15KB
- Sample260925-ke5bbstcka
- SHA256 053a2fe627916e048af1ce04b356988f3844754f370ea169f16bdf8f72eb0d07
Malware Config
Signatures
- Drops desktop.ini file(s) 7 IoCs
- Enumerates connected drives 3 TTPs 46 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- Drops file in Windows directory 2 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies registry class 3 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Program Files (x86)\Windows Media Player\wmplayer.exe"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\resources\public\notification.mp3"1⤵
- Drops desktop.ini file(s)
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\unregmp2.exe"C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\unregmp2.exe"C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT3⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost1⤵
- Drops file in Windows directory
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
CurrentDatabase_400.wmdb
CurrentDatabase_400.wmdb
LocalMLS_3.wmdb
WMSDKNS.XML
wmsetup.log
memory/4872-28-0x0000000004AF0000-0x0000000004B00000-memory.dmp
memory/4872-31-0x0000000004AF0000-0x0000000004B00000-memory.dmp
memory/4872-30-0x0000000004AF0000-0x0000000004B00000-memory.dmp
memory/4872-29-0x0000000004AF0000-0x0000000004B00000-memory.dmp
memory/4872-33-0x0000000004AF0000-0x0000000004B00000-memory.dmp
memory/4872-32-0x0000000004AF0000-0x0000000004B00000-memory.dmp
memory/4872-49-0x0000000005370000-0x0000000005380000-memory.dmp
memory/4872-51-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-52-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-53-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-54-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-56-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-55-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-58-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-61-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-60-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-59-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-57-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-62-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-64-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-65-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-67-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-66-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-63-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-68-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-70-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-71-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-72-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-75-0x0000000005370000-0x0000000005380000-memory.dmp
memory/4872-74-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-73-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-76-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-69-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-78-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-77-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-79-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-80-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-81-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-82-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-83-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-86-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-85-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-84-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-87-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-88-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-89-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-90-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-92-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-91-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-93-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-94-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-95-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-99-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-100-0x0000000005370000-0x0000000005380000-memory.dmp
memory/4872-98-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-97-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-101-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-96-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-102-0x0000000005440000-0x0000000005450000-memory.dmp
memory/4872-103-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-105-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-106-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-104-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4872-107-0x0000000005440000-0x0000000005450000-memory.dmp