Analysis
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max time kernel
140s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
12-11-2022 11:02
Static task
static1
Behavioral task
behavioral1
Sample
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe
Resource
win7-20220901-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:\j90r36iy92-readme.txt
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/27003A9325191A13
http://decoder.re/27003A9325191A13
Signatures
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Modifies Windows Firewall 1 TTPs 1 IoCs
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Modifies extensions of user files 4 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exedescription ioc process File renamed C:\Users\Admin\Pictures\UndoMeasure.tif => \??\c:\users\admin\pictures\UndoMeasure.tif.j90r36iy92 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File renamed C:\Users\Admin\Pictures\ExpandWait.crw => \??\c:\users\admin\pictures\ExpandWait.crw.j90r36iy92 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File renamed C:\Users\Admin\Pictures\HideTrace.tif => \??\c:\users\admin\pictures\HideTrace.tif.j90r36iy92 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File renamed C:\Users\Admin\Pictures\SelectUnregister.raw => \??\c:\users\admin\pictures\SelectUnregister.raw.j90r36iy92 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) \??\S: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\U: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\A: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\G: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\I: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\J: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\Y: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\K: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\M: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\O: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\V: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\W: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\Z: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\B: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\E: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\H: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\R: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\Q: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\T: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\X: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\D: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\F: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\L: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\N: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened (read-only) \??\P: 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\5zek.bmp" 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe -
Drops file in Program Files directory 38 IoCs
Processes:
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exedescription ioc process File opened for modification \??\c:\program files\AssertExpand.mp4 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\UninstallConvertFrom.xps 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\DismountStop.ram 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\OptimizeMerge.wma 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\ConvertFromProtect.ods 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\ResumeTest.i64 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\SendConvertFrom.wpl 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\UnregisterTrace.midi 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\BackupRequest.jpeg 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\CheckpointAdd.nfo 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\CompressSet.3gpp 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\ConvertToUnblock.xhtml 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\ProtectMove.ppt 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\RegisterInvoke.wmx 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\SplitClose.mpeg 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\StopDeny.vsdx 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File created \??\c:\program files\j90r36iy92-readme.txt 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File created \??\c:\program files (x86)\j90r36iy92-readme.txt 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\AddSend.rtf 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File created \??\c:\program files\tmp 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\SearchTest.raw 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\ShowWrite.mpg 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\UpdateDisable.gif 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\UpdateGet.TTS 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\UpdateRename.mp2v 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\UpdateTest.ppsm 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\EnterUndo.3gp2 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\InitializeOut.eps 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\ShowBackup.vstx 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\StopUndo.vsdx 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\GetLock.nfo 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\ResumeRequest.emf 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\RevokeOptimize.xla 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\OptimizeEdit.vsdm 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\UndoSuspend.pptm 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File created \??\c:\program files (x86)\tmp 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\ExpandDeny.odp 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe File opened for modification \??\c:\program files\GetStep.wmf 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exepid process 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exevssvc.exedescription pid process Token: SeDebugPrivilege 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe Token: SeTakeOwnershipPrivilege 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe Token: SeBackupPrivilege 4824 vssvc.exe Token: SeRestorePrivilege 4824 vssvc.exe Token: SeAuditPrivilege 4824 vssvc.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exedescription pid process target process PID 4372 wrote to memory of 1396 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe netsh.exe PID 4372 wrote to memory of 1396 4372 9b11711efed24b3c6723521a7d7eb4a52e4914db7420e278aa36e727459d59dd.exe netsh.exe PID 4372 wrote to memory of 1396 4372 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
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exenetsh advfirewall firewall set rule group="Network Discovery" new enable=Yes2⤵
- Modifies Windows Firewall
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Public\Desktop\j90r36iy92-readme.txt1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Public\Desktop\j90r36iy92-readme.txtFilesize
6KB
MD51608b8bc4ec2eebfbfd2161db5514f79
SHA158b922602bd1c5ba99fb26d326062aac094f2691
SHA256b6e0d203cbeeeecae9f13d6fc396f08d5f9f8ef182ca02b82f17490626901c03
SHA512a45d551a24489bce1b18d7a2a93372b24e2bb3ac5995110d4ec9336c864041dea5a4ae9be54a5612050b41e2170dccc30fabb39cf749a3317734ec117f13c04c
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memory/1396-132-0x0000000000000000-mapping.dmp