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Analysis
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max time kernel
13s -
max time network
15s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
27/12/2022, 19:55
Static task
static1
Behavioral task
behavioral1
Sample
1 (1).mp4
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
1 (1).mp4
Resource
win10v2004-20221111-en
General
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Target
1 (1).mp4
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Size
510KB
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MD5
370f8cffd3030f0b76f0e488fd78d530
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SHA1
0416e66df1e802a6f68582f3edb7b421eab5f5d4
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SHA256
ec8a192ae6f154f8202b6530c7c959e60191affe69132b2ce3a5973cbb0a6779
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SHA512
4bc8c3c0548127e8a95bc6f0b261dd03150a85d4b5fc05abc582d2cecb74ba0f376872850ddbc5be31ac980767a081d6b9ce26e0a48e144651806ee3bd7adb9b
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SSDEEP
12288:/pTYijksegMq1iApGn41mvkJkRURinlFC57ufMJ3i8utcX:6iQsMii3vkJw2inlAQfMJS8utcX
Malware Config
Signatures
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Modifies Installed Components in the registry 2 TTPs 5 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\>{22d6f312-b0f6-11d0-94ab-0080c74c7e95}\DontAsk = "2" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\>{22d6f312-b0f6-11d0-94ab-0080c74c7e95}\Version = "12,0,19041,1266" unregmp2.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\>{22d6f312-b0f6-11d0-94ab-0080c74c7e95}\IsInstalled = "0" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\>{22d6f312-b0f6-11d0-94ab-0080c74c7e95}\Stubpath = "%SystemRoot%\\system32\\unregmp2.exe /ShowWMP" unregmp2.exe Key created \REGISTRY\MACHINE\Software\Microsoft\Active Setup\Installed Components\>{22d6f312-b0f6-11d0-94ab-0080c74c7e95} unregmp2.exe -
Drops desktop.ini file(s) 1 IoCs
description ioc Process File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\desktop.ini unregmp2.exe -
Enumerates connected drives 3 TTPs 48 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\M: unregmp2.exe File opened (read-only) \??\N: unregmp2.exe File opened (read-only) \??\F: wmplayer.exe File opened (read-only) \??\S: wmplayer.exe File opened (read-only) \??\V: wmplayer.exe File opened (read-only) \??\I: unregmp2.exe File opened (read-only) \??\O: unregmp2.exe File opened (read-only) \??\I: wmplayer.exe File opened (read-only) \??\J: wmplayer.exe File opened (read-only) \??\E: unregmp2.exe File opened (read-only) \??\K: wmplayer.exe File opened (read-only) \??\Q: wmplayer.exe File opened (read-only) \??\F: unregmp2.exe File opened (read-only) \??\J: unregmp2.exe File opened (read-only) \??\P: unregmp2.exe File opened (read-only) \??\T: unregmp2.exe File opened (read-only) \??\X: unregmp2.exe File opened (read-only) \??\G: wmplayer.exe File opened (read-only) \??\Y: wmplayer.exe File opened (read-only) \??\G: unregmp2.exe File opened (read-only) \??\L: unregmp2.exe File opened (read-only) \??\Q: unregmp2.exe File opened (read-only) \??\Z: unregmp2.exe File opened (read-only) \??\E: wmplayer.exe File opened (read-only) \??\P: wmplayer.exe File opened (read-only) \??\R: wmplayer.exe File opened (read-only) \??\W: wmplayer.exe File opened (read-only) \??\A: unregmp2.exe File opened (read-only) \??\K: unregmp2.exe File opened (read-only) \??\L: wmplayer.exe File opened (read-only) \??\M: wmplayer.exe File opened (read-only) \??\N: wmplayer.exe File opened (read-only) \??\O: wmplayer.exe File opened (read-only) \??\U: wmplayer.exe File opened (read-only) \??\X: wmplayer.exe File opened (read-only) \??\B: unregmp2.exe File opened (read-only) \??\H: unregmp2.exe File opened (read-only) \??\S: unregmp2.exe File opened (read-only) \??\W: unregmp2.exe File opened (read-only) \??\Y: unregmp2.exe File opened (read-only) \??\T: wmplayer.exe File opened (read-only) \??\Z: wmplayer.exe File opened (read-only) \??\R: unregmp2.exe File opened (read-only) \??\U: unregmp2.exe File opened (read-only) \??\V: unregmp2.exe File opened (read-only) \??\A: wmplayer.exe File opened (read-only) \??\B: wmplayer.exe File opened (read-only) \??\H: wmplayer.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe unregmp2.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\Microsoft\UPnP Device Host\upnphost\udhisapi.dll svchost.exe File opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\Microsoft\UPnP Device Host\upnphost\udhisapi.dll svchost.exe -
Modifies registry class 64 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Enqueue\command unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Play\command unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NetworkExplorerPlugins\urn:schemas-upnp-org:device:MediaRenderer:1\ShellEx\ContextMenuHandlers\{A45AEC2B-549E-405F-AF3E-C6B03C4FDFBF}\ = "Toggle DMR Authorization Handler" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NetworkExplorerPlugins\urn:schemas-upnp-org:device:MediaRenderer:1\ShellEx\ContextMenuHandlers\{17FC1A80-140E-4290-A64F-4A29A951A867}\ = "Open Media Sharing Handler" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Enqueue\NeverDefault unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Play\ = "&Play with Windows Media Player" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9800" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Play\NeverDefault unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Enqueue\command\DelegateExecute = "{45597c98-80f6-4549-84ff-752cf55e2d29}" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Enqueue\command\DelegateExecute = "{45597c98-80f6-4549-84ff-752cf55e2d29}" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Play\NeverDefault unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Play\command\DelegateExecute = "{ed1d0fdf-4414-470a-a56d-cfb68623fc58}" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Video\shellex\ContextMenuHandlers\PlayTo unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NetworkExplorerPlugins\urn:schemas-upnp-org:device:MediaRenderer:1\ShellEx\ContextMenuHandlers\{A45AEC2B-549E-405F-AF3E-C6B03C4FDFBF} unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Play unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Play\command\DelegateExecute = "{ed1d0fdf-4414-470a-a56d-cfb68623fc58}" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Enqueue\ = "&Add to Windows Media Player list" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Play\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9801" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue\command unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Enqueue\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9800" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Enqueue unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Play\ = "&Play with Windows Media Player" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue\command\DelegateExecute = "{45597c98-80f6-4549-84ff-752cf55e2d29}" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Enqueue\ = "&Add to Windows Media Player list" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shellex\ContextMenuHandlers\PlayTo unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Enqueue\NeverDefault unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Enqueue\NeverDefault unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\image\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Play\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9801" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Enqueue unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Enqueue\ = "&Add to Windows Media Player list" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Play unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Enqueue unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Play\ = "&Play with Windows Media Player" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue\NeverDefault unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Play\command unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Enqueue\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9800" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NetworkExplorerPlugins\urn:schemas-upnp-org:device:MediaRenderer:1\ShellEx\ContextMenuHandlers\{17FC1A80-140E-4290-A64F-4A29A951A867} unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Enqueue\command unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue\ = "&Add to Windows Media Player list" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Enqueue\command unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Enqueue\command\DelegateExecute = "{45597c98-80f6-4549-84ff-752cf55e2d29}" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Play unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shellex\ContextMenuHandlers\PlayTo unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shellex\ContextMenuHandlers\PlayTo unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Play\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9801" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Enqueue\command unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Enqueue\NeverDefault unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shellex\ContextMenuHandlers\PlayTo unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\video\shellex\ContextMenuHandlers\PlayTo unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Enqueue\command\DelegateExecute = "{45597c98-80f6-4549-84ff-752cf55e2d29}" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Play\NeverDefault unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Play\command\DelegateExecute = "{ed1d0fdf-4414-470a-a56d-cfb68623fc58}" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Play\command unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Video\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Play\command unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Play\ = "&Play with Windows Media Player" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Play\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9801" unregmp2.exe -
Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeShutdownPrivilege 4604 unregmp2.exe Token: SeCreatePagefilePrivilege 4604 unregmp2.exe Token: SeShutdownPrivilege 1076 wmplayer.exe Token: SeCreatePagefilePrivilege 1076 wmplayer.exe Token: 33 3364 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 3364 AUDIODG.EXE Token: SeShutdownPrivilege 1076 wmplayer.exe Token: SeCreatePagefilePrivilege 1076 wmplayer.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1076 wmplayer.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 632 wrote to memory of 4840 632 wmplayer.exe 80 PID 632 wrote to memory of 4840 632 wmplayer.exe 80 PID 632 wrote to memory of 4840 632 wmplayer.exe 80 PID 632 wrote to memory of 4852 632 wmplayer.exe 81 PID 632 wrote to memory of 4852 632 wmplayer.exe 81 PID 632 wrote to memory of 4852 632 wmplayer.exe 81 PID 4852 wrote to memory of 4604 4852 unregmp2.exe 82 PID 4852 wrote to memory of 4604 4852 unregmp2.exe 82 PID 4840 wrote to memory of 1316 4840 setup_wm.exe 87 PID 4840 wrote to memory of 1316 4840 setup_wm.exe 87 PID 4840 wrote to memory of 1316 4840 setup_wm.exe 87 PID 1316 wrote to memory of 4836 1316 unregmp2.exe 88 PID 1316 wrote to memory of 4836 1316 unregmp2.exe 88 PID 4840 wrote to memory of 1076 4840 setup_wm.exe 89 PID 4840 wrote to memory of 1076 4840 setup_wm.exe 89 PID 4840 wrote to memory of 1076 4840 setup_wm.exe 89
Processes
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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\1 (1).mp4"1⤵
- Suspicious use of WriteProcessMemory
PID:632 -
C:\Program Files (x86)\Windows Media Player\setup_wm.exe"C:\Program Files (x86)\Windows Media Player\setup_wm.exe" /RunOnce:"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\1 (1).mp4"2⤵
- Suspicious use of WriteProcessMemory
PID:4840 -
C:\Windows\SysWOW64\unregmp2.exeC:\Windows\system32\unregmp2.exe /ShowWMP /SetShowState /CreateMediaLibrary3⤵
- Suspicious use of WriteProcessMemory
PID:1316 -
C:\Windows\system32\unregmp2.exe"C:\Windows\SysNative\unregmp2.exe" /ShowWMP /SetShowState /CreateMediaLibrary /REENTRANT4⤵
- Modifies Installed Components in the registry
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- Modifies registry class
PID:4836
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C:\Program Files (x86)\Windows Media Player\wmplayer.exe"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /Relaunch /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\1 (1).mp4"3⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1076
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C:\Windows\SysWOW64\unregmp2.exe"C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon2⤵
- Suspicious use of WriteProcessMemory
PID:4852 -
C:\Windows\system32\unregmp2.exe"C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT3⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
PID:4604
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost1⤵
- Drops file in Windows directory
PID:3148
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x4d8 0x2441⤵
- Suspicious use of AdjustPrivilegeToken
PID:3364
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1024KB
MD58ec22cb11c4f4d4bf83c7abf7ed8999d
SHA1d808fc266e2b614deb3e498695f7814aec5e52f3
SHA256452531278d0782f542b065b59dea6b4e1a9ba2a75476a75928dc4096872298ac
SHA512a37554319c3e0491bb480e5286e124015875b13575c0664d11ae7a395b7b50096cb53e5dd9e24da40061c3123f0bfd12092f22c61d3ccd78d98ccbba63d0b389
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Filesize
1KB
MD55d20e16e00016be171e6cf76c916703c
SHA1ecbbc23154037593aa4bc1b8ec1abd66163ade47
SHA2568f8a69a7fdca372bc770330d10acbc05e6e5fca169b3c60a9616bf049ac20df7
SHA5122df36c6d1830326838b4eb07172f5599d78ba82f5e1d2fce086a4977415993933377f1f69fed02b9e1bb2e1101d56ffbb0b3901940b1fa3c148b6200896ce0ea
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Filesize
2KB
MD5d66764961a517372d8cfa16a5af1fa6e
SHA137d1e4d529ab7ed689defa120c09af988e951a97
SHA25664f122826185fde1fcd75f21ee26574e45b38fa43b1dcc1a724cc4de03aacfaa
SHA51210627716330be134fc70133577204027bc9e17ad91c3ddb9d0a5da69de896afc7f63525f4ba18fadff4579de5f1089961859f6696341196de914b1baa93ca75d