Analysis
- max time kernel
148s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
19/05/2026, 17:18
General
- Target video_fixed.mp4
- Size 2.1MB
- Sample260519-vvlt2act3l
- SHA256 2fbf4b2193b876beed93b6773ed2aa61e035c0835ca052dda151f0946e1ea298
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 1 IoCs
- Suspicious use of AdjustPrivilegeToken 6 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\video_fixed.mp4"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.DTD
WMSDKNS.XML
wmsetup.log
memory/5548-33-0x0000000006FF0000-0x0000000007000000-memory.dmp
memory/5548-35-0x0000000006FF0000-0x0000000007000000-memory.dmp
memory/5548-34-0x0000000006FF0000-0x0000000007000000-memory.dmp
memory/5548-32-0x0000000006FF0000-0x0000000007000000-memory.dmp
memory/5548-36-0x0000000006FF0000-0x0000000007000000-memory.dmp
memory/5548-37-0x0000000006FF0000-0x0000000007000000-memory.dmp
memory/5548-42-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-41-0x0000000006FF0000-0x0000000007000000-memory.dmp
memory/5548-40-0x0000000006FF0000-0x0000000007000000-memory.dmp
memory/5548-39-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-38-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-46-0x000000000B290000-0x000000000B2A0000-memory.dmp
memory/5548-47-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-48-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-49-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-50-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-51-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-52-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-54-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-53-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-56-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-57-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-55-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-58-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-59-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-60-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-63-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-62-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-61-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-65-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-67-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-64-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-68-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-73-0x000000000B290000-0x000000000B2A0000-memory.dmp
memory/5548-72-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-76-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-75-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-78-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-82-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-85-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-84-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-83-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-81-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-80-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-79-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-74-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-71-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-70-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-86-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-88-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-87-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-89-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-91-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-90-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-92-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-93-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-94-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-95-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-96-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-97-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-98-0x00000000093D0000-0x00000000093E0000-memory.dmp
memory/5548-100-0x000000000B2F0000-0x000000000B300000-memory.dmp
memory/5548-99-0x000000000B290000-0x000000000B2A0000-memory.dmp
memory/5548-102-0x000000000B2F0000-0x000000000B300000-memory.dmp