Analysis
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max time kernel
156s -
max time network
179s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
22-10-2022 16:09
Static task
static1
Behavioral task
behavioral1
Sample
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe
Resource
win10v2004-20220812-en
General
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Target
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe
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Size
136KB
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MD5
94d087166651c0020a9e6cc2fdacdc0c
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SHA1
99be22569ba9b1e49d3fd36f65faa6795672fcc0
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SHA256
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd
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SHA512
0f5a413e57e4cedf0a8df3b33cda3c2c0732ded58c367633e8677bf88786eb786b85c97420fda150fecb68db74dc00f77064c3ea77d00f53904413c9ea3a93ba
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SSDEEP
1536:xxd+ReKXU/MQaL7k0B/L7s+Zi+GrZxtQpfyHvtICS4A4UdZls8XzUXiWr4X5F4GC:xtchTojrZxtMhiiZHjUyWr4X5FTDU
Malware Config
Extracted
C:\i44etdta4-readme.txt
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/356ED966683B9768
http://decoder.re/356ED966683B9768
Signatures
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Modifies Windows Firewall 1 TTPs 1 IoCs
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Modifies extensions of user files 11 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exedescription ioc process File renamed C:\Users\Admin\Pictures\CloseMove.png => \??\c:\users\admin\pictures\CloseMove.png.i44etdta4 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\users\admin\pictures\InstallMove.tiff 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File renamed C:\Users\Admin\Pictures\InstallMove.tiff => \??\c:\users\admin\pictures\InstallMove.tiff.i44etdta4 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File renamed C:\Users\Admin\Pictures\JoinAssert.crw => \??\c:\users\admin\pictures\JoinAssert.crw.i44etdta4 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File renamed C:\Users\Admin\Pictures\OutRedo.png => \??\c:\users\admin\pictures\OutRedo.png.i44etdta4 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\users\admin\pictures\UnregisterTrace.tiff 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File renamed C:\Users\Admin\Pictures\RevokeProtect.png => \??\c:\users\admin\pictures\RevokeProtect.png.i44etdta4 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File renamed C:\Users\Admin\Pictures\SendTrace.png => \??\c:\users\admin\pictures\SendTrace.png.i44etdta4 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File renamed C:\Users\Admin\Pictures\SetDisconnect.png => \??\c:\users\admin\pictures\SetDisconnect.png.i44etdta4 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File renamed C:\Users\Admin\Pictures\SubmitUnblock.tif => \??\c:\users\admin\pictures\SubmitUnblock.tif.i44etdta4 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File renamed C:\Users\Admin\Pictures\UnregisterTrace.tiff => \??\c:\users\admin\pictures\UnregisterTrace.tiff.i44etdta4 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe -
Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exedescription ioc process File opened (read-only) \??\Z: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\H: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\O: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\U: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\T: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\V: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\F: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\L: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\M: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\K: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\P: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\Q: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\S: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\D: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\E: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\I: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\J: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\N: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\R: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\W: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\X: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\Y: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\A: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\B: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\G: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe -
Drops file in Program Files directory 16 IoCs
Processes:
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exedescription ioc process File opened for modification \??\c:\program files\DenySave.dotx 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\SelectPop.reg 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File created \??\c:\program files (x86)\tmp 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\ConvertConvertTo.edrwx 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\DisableInstall.docm 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File created \??\c:\program files (x86)\i44etdta4-readme.txt 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\CompareCheckpoint.vdw 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\ConnectDeny.mhtml 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\OptimizeHide.tiff 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\SplitExpand.wav 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\StartWait.DVR-MS 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File created \??\c:\program files\tmp 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File created \??\c:\program files\i44etdta4-readme.txt 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\InvokeMove.dxf 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\EditUnpublish.MTS 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\ImportPing.mp4 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
explorer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe -
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\Locked = "1" explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Toolbar explorer.exe -
Modifies registry class 21 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\MinPos1280x720x96(1).x = "4294967295" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\MinPos1280x720x96(1).y = "4294967295" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\MaxPos1280x720x96(1).x = "4294967295" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\WinPos1280x720x96(1).top = "52" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\HotKey = "0" explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\WinPos1280x720x96(1).bottom = "652" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\WinPos1280x720x96(1).left = "466" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\WinPos1280x720x96(1).right = "1266" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\WinPos1280x720x96(1).bottom = "658" explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\WinPos1280x720x96(1).right = "1159" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\WFlags = "0" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\ShowCmd = "1" explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\MaxPos1280x720x96(1).y = "4294967295" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\WinPos1280x720x96(1).left = "359" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\Microsoft.Windows.ControlPanel\WinPos1280x720x96(1).top = "58" explorer.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
explorer.exepid process 4820 explorer.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exepid process 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
Processes:
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exevssvc.exeexplorer.exedescription pid process Token: SeDebugPrivilege 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe Token: SeTakeOwnershipPrivilege 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe Token: SeBackupPrivilege 804 vssvc.exe Token: SeRestorePrivilege 804 vssvc.exe Token: SeAuditPrivilege 804 vssvc.exe Token: SeShutdownPrivilege 4820 explorer.exe Token: SeCreatePagefilePrivilege 4820 explorer.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
explorer.exepid process 4820 explorer.exe 4820 explorer.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exedescription pid process target process PID 4188 wrote to memory of 1652 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe netsh.exe PID 4188 wrote to memory of 1652 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe netsh.exe PID 4188 wrote to memory of 1652 4188 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe"C:\Users\Admin\AppData\Local\Temp\9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe"1⤵
- Modifies extensions of user files
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4188 -
C:\Windows\SysWOW64\netsh.exenetsh advfirewall firewall set rule group="Network Discovery" new enable=Yes2⤵
- Modifies Windows Firewall
PID:1652
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:628
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:804
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C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{06622D85-6856-4460-8DE1-A81921B41C4B}1⤵PID:3368
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C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{5BD95610-9434-43C2-886C-57852CC8A120} -Embedding1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4820
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C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Public\Desktop\i44etdta4-readme.txt1⤵PID:4748