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Analysis
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max time kernel
19s -
max time network
27s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
21/08/2023, 00:40
Static task
static1
Behavioral task
behavioral1
Sample
ssstik.io_1692578329832.mp4
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
ssstik.io_1692578329832.mp4
Resource
win10v2004-20230703-en
General
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Target
ssstik.io_1692578329832.mp4
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Size
276KB
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MD5
f92ae31f377704cad210bae0a290c06a
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SHA1
4c7cad17d64b72ffcc4c6d9333ba3ffd8172b576
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SHA256
1d04f8435cc7a6f65473c8d13718ff55556aed13963c520274f8254e9e1006fc
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SHA512
ae781686e6fafeb361189235d24eff31c7aadb599b831f0b965c42e387c592f49342de9ceea68cbb02620624353cd5f6ac8b945599e138b0061e26050c56410f
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SSDEEP
6144:bZKoKKYEvH2OAoG7Hqif1oInYs7OzmJnQDweBFWDs:8KYEvHG7NpizmJnofWs
Malware Config
Signatures
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Modifies Installed Components in the registry 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Microsoft\Active Setup\Installed Components\>{22d6f312-b0f6-11d0-94ab-0080c74c7e95} unregmp2.exe 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 -
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 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\Y: unregmp2.exe File opened (read-only) \??\B: unregmp2.exe File opened (read-only) \??\E: unregmp2.exe File opened (read-only) \??\G: unregmp2.exe File opened (read-only) \??\N: unregmp2.exe File opened (read-only) \??\O: unregmp2.exe File opened (read-only) \??\P: unregmp2.exe File opened (read-only) \??\R: unregmp2.exe File opened (read-only) \??\J: unregmp2.exe File opened (read-only) \??\L: unregmp2.exe File opened (read-only) \??\M: unregmp2.exe File opened (read-only) \??\Q: unregmp2.exe File opened (read-only) \??\V: unregmp2.exe File opened (read-only) \??\X: unregmp2.exe File opened (read-only) \??\Z: unregmp2.exe File opened (read-only) \??\A: unregmp2.exe File opened (read-only) \??\H: unregmp2.exe File opened (read-only) \??\I: unregmp2.exe File opened (read-only) \??\U: unregmp2.exe File opened (read-only) \??\W: unregmp2.exe File opened (read-only) \??\K: unregmp2.exe File opened (read-only) \??\S: unregmp2.exe File opened (read-only) \??\T: unregmp2.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 opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\Microsoft\UPnP Device Host\upnphost\udhisapi.dll svchost.exe File created 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\video\shellex\ContextMenuHandlers\PlayTo unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\image\shellex\ContextMenuHandlers\PlayTo 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\SystemFileAssociations\audio\shell\Play\NeverDefault unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Enqueue\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9800" 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\Play\ = "&Play with Windows Media Player" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Play\NeverDefault unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Play\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9801" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shellex\ContextMenuHandlers\PlayTo unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Enqueue unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Play\command unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue\command unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Play unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Enqueue\NeverDefault 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 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.Audio\shell\Play\command\DelegateExecute = "{ed1d0fdf-4414-470a-a56d-cfb68623fc58}" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Video\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}" 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\command\DelegateExecute = "{ed1d0fdf-4414-470a-a56d-cfb68623fc58}" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Play unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue\ = "&Add to Windows Media Player list" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\image\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}" 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 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\audio\shell\Enqueue\ = "&Add to Windows Media Player list" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Play unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Enqueue\ = "&Add to Windows Media Player list" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\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\SystemFileAssociations\Directory.Image\shell\Enqueue\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9800" 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\SystemFileAssociations\audio\shell\Enqueue\command 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\SystemFileAssociations\Directory.Audio\shell\Play\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9801" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Play unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Play\ = "&Play with Windows Media Player" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Play\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9801" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Play\command unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Video\shellex\ContextMenuHandlers\PlayTo 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\command 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.Image\shell\Play\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9801" 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\SystemFileAssociations\Directory.Image\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Video\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}" unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Enqueue\NeverDefault 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\{17FC1A80-140E-4290-A64F-4A29A951A867} unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Enqueue\NeverDefault unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue\NeverDefault unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Enqueue\command unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shellex\ContextMenuHandlers\PlayTo unregmp2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\video\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}" unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shellex\ContextMenuHandlers\PlayTo unregmp2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Play\command 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\NeverDefault unregmp2.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeShutdownPrivilege 4152 unregmp2.exe Token: SeCreatePagefilePrivilege 4152 unregmp2.exe Token: SeShutdownPrivilege 3892 wmplayer.exe Token: SeCreatePagefilePrivilege 3892 wmplayer.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3892 wmplayer.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4688 wrote to memory of 3528 4688 wmplayer.exe 83 PID 4688 wrote to memory of 3528 4688 wmplayer.exe 83 PID 4688 wrote to memory of 3528 4688 wmplayer.exe 83 PID 4688 wrote to memory of 1364 4688 wmplayer.exe 84 PID 4688 wrote to memory of 1364 4688 wmplayer.exe 84 PID 4688 wrote to memory of 1364 4688 wmplayer.exe 84 PID 1364 wrote to memory of 4152 1364 unregmp2.exe 85 PID 1364 wrote to memory of 4152 1364 unregmp2.exe 85 PID 3528 wrote to memory of 2120 3528 setup_wm.exe 95 PID 3528 wrote to memory of 2120 3528 setup_wm.exe 95 PID 3528 wrote to memory of 2120 3528 setup_wm.exe 95 PID 2120 wrote to memory of 4628 2120 unregmp2.exe 96 PID 2120 wrote to memory of 4628 2120 unregmp2.exe 96 PID 3528 wrote to memory of 3892 3528 setup_wm.exe 97 PID 3528 wrote to memory of 3892 3528 setup_wm.exe 97 PID 3528 wrote to memory of 3892 3528 setup_wm.exe 97
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\ssstik.io_1692578329832.mp4"1⤵
- Suspicious use of WriteProcessMemory
PID:4688 -
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\ssstik.io_1692578329832.mp4"2⤵
- Suspicious use of WriteProcessMemory
PID:3528 -
C:\Windows\SysWOW64\unregmp2.exeC:\Windows\system32\unregmp2.exe /ShowWMP /SetShowState /CreateMediaLibrary3⤵
- Suspicious use of WriteProcessMemory
PID:2120 -
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:4628
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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\ssstik.io_1692578329832.mp4"3⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3892
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C:\Windows\SysWOW64\unregmp2.exe"C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon2⤵
- Suspicious use of WriteProcessMemory
PID:1364 -
C:\Windows\system32\unregmp2.exe"C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT3⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
PID:4152
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost1⤵
- Drops file in Windows directory
PID:3492
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x2ec 0x5081⤵PID:896
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
256KB
MD59c481a94abc7eee23cd5234262e60077
SHA12873225e708fb5461ac60c3613fe12112423f0f0
SHA256681c9665d741ca6ed709cdd79d070ff7f4fdf158e02342f7d47e90a6d962b061
SHA5120579499b5f01649f7e5e3afad07b4c7924d30fbc56dd12b37d9ad46bdefe35fcb6371694c1eff6c42d56c21b1de4c4f40531b27cd32eca1bdf51c6cac41fe668
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Filesize
1024KB
MD5e83c4bebb1dc69baa533df9b639470a7
SHA12d161ca3aa07cdda6e1c7810db41a8671878469f
SHA256be9f4673de211f68f248ca67c3b4e240d3503faa83f0ee96327078cc88707b55
SHA512ccbf89b27ed7d61658a28c45109d581a61e0c3f892348c26e4ae6ae9dd998515265d80549d6b8001166a355114f6b6aba938eae21de3409e8c59a2be98cf0f3a
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Filesize
9KB
MD57050d5ae8acfbe560fa11073fef8185d
SHA15bc38e77ff06785fe0aec5a345c4ccd15752560e
SHA256cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b
SHA512a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b
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Filesize
1KB
MD5f442c02a5af8cb1826477ddc4b90a471
SHA1924288091e75fd03c1420036b11e6d1a0b428657
SHA256bf74b279d488fac8d23be462072a9e50bf3604e6464801581716bf13e4d14b1f
SHA5120d6b536b8f669cf4f585684b673b0e5ee048bfb346425e9457b4b2ce2bd3af966823ed7d27043c193095a2e752e07011eac42374b221c02975297374af18e2c6
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Filesize
2KB
MD5a35de52e8c14245be5b70d7709022602
SHA13e085087fb1490119b9baa00cd4becc47c0bfd54
SHA256e99cbfed2059b097d398b65b1317166248ca1feac8368d2bccea10619f219dae
SHA5129967d0c7b292289b34931632cb0b3612be018609a6d2c59552245d8d301d52b459186f16aa8e01f56c5bfcc7077b4646dcc685c5d303ac914b461968e528805d