Analysis
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max time kernel
160s -
max time network
162s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
14/03/2024, 15:43
Static task
static1
Behavioral task
behavioral1
Sample
decoded-1.ps1
Resource
win7-20240220-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
decoded-1.ps1
Resource
win10v2004-20240226-en
windows10-2004-x64
5 signatures
150 seconds
General
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Target
decoded-1.ps1
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Size
2.0MB
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MD5
3bf5594c0b70faace5320779b80e3ad3
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SHA1
b856c2216614ea6702c92d58473148ccc61cfbf7
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SHA256
34b74e2b9ae6e258a15d60733c0347b2d5c9fa16fad69f06ea7f6c3babb051b4
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SHA512
39a8de54bf910acde07d1e7db8749cc56fadedf75c9a1d59fdcab62a4c6be43fffa55e152701701fbeb56a4a169b9b16593f20dfd4331ee79aa090963a774cb9
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SSDEEP
24576:F2vCeT9iGxjLDosSjD3+5H8kl2JYmhO+qKBoYKnVjQ835NyQsZI/3/prLTM6UXXa:Fpa7HDIdJhonVjiG/3/aq
Score
1/10
Malware Config
Signatures
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Modifies registry class 18 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.Search_cw5n1h2txyewy\HAM\AUI\CortanaUI\V1 svchost.exe Set value (int) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App\V1\LU\PTT = "133549047073849898" svchost.exe Key created \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy svchost.exe Key created \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.Search_cw5n1h2txyewy svchost.exe Key created \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.Search_cw5n1h2txyewy\HAM\AUI\CortanaUI svchost.exe Set value (int) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App\V1\LU\PCT = "133549047164008881" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App\V1\LU\PTT = "133549047179786776" svchost.exe Key created \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.Search_cw5n1h2txyewy\HAM\AUI\CortanaUI\V1\LU svchost.exe Set value (int) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.Search_cw5n1h2txyewy\HAM\AUI\CortanaUI\V1\LU\PCT = "133534387575900771" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.Search_cw5n1h2txyewy\HAM\AUI\CortanaUI\V1\LU\ICT = "133534387579338267" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App\V1\LU\PCT = "133549046776661195" svchost.exe Key created \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI svchost.exe Set value (int) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App\V1\LU\PCT = "133549046713848524" svchost.exe Key created \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.Search_cw5n1h2txyewy\HAM\AUI svchost.exe Set value (int) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App\V1\LU\PCT = "133549047000879938" svchost.exe Key created \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App svchost.exe Key created \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App\V1 svchost.exe Key created \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App\V1\LU svchost.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 720 powershell.exe 720 powershell.exe 720 powershell.exe 720 powershell.exe 720 powershell.exe 720 powershell.exe 780 svchost.exe 780 svchost.exe 780 svchost.exe 780 svchost.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 720 powershell.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe Token: SeTcbPrivilege 780 svchost.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 780 svchost.exe -
Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 720 wrote to memory of 780 720 powershell.exe 10 PID 780 wrote to memory of 3248 780 svchost.exe 93 PID 780 wrote to memory of 3248 780 svchost.exe 93 PID 780 wrote to memory of 2516 780 svchost.exe 97 PID 780 wrote to memory of 2516 780 svchost.exe 97 PID 780 wrote to memory of 2516 780 svchost.exe 97 PID 780 wrote to memory of 3224 780 svchost.exe 98 PID 780 wrote to memory of 3224 780 svchost.exe 98 PID 780 wrote to memory of 5008 780 svchost.exe 99 PID 780 wrote to memory of 5008 780 svchost.exe 99 PID 780 wrote to memory of 5008 780 svchost.exe 99 PID 780 wrote to memory of 4292 780 svchost.exe 100 PID 780 wrote to memory of 4292 780 svchost.exe 100 PID 780 wrote to memory of 4292 780 svchost.exe 100 PID 780 wrote to memory of 5000 780 svchost.exe 101 PID 780 wrote to memory of 5000 780 svchost.exe 101 PID 780 wrote to memory of 5000 780 svchost.exe 101 PID 780 wrote to memory of 5092 780 svchost.exe 102 PID 780 wrote to memory of 5092 780 svchost.exe 102 PID 780 wrote to memory of 5092 780 svchost.exe 102 PID 780 wrote to memory of 3172 780 svchost.exe 103 PID 780 wrote to memory of 3172 780 svchost.exe 103 PID 780 wrote to memory of 3172 780 svchost.exe 103 PID 780 wrote to memory of 4368 780 svchost.exe 104 PID 780 wrote to memory of 4368 780 svchost.exe 104 PID 780 wrote to memory of 4368 780 svchost.exe 104 PID 780 wrote to memory of 4732 780 svchost.exe 105 PID 780 wrote to memory of 4732 780 svchost.exe 105 PID 780 wrote to memory of 4732 780 svchost.exe 105
Processes
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Windows\system32\wbem\wmiprvse.exeC:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding2⤵PID:3248
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca2⤵PID:2516
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C:\Windows\System32\mousocoreworker.exeC:\Windows\System32\mousocoreworker.exe -Embedding2⤵PID:3224
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C:\Windows\system32\BackgroundTransferHost.exe"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.12⤵PID:5008
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C:\Windows\system32\BackgroundTransferHost.exe"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.12⤵PID:4292
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca2⤵PID:5000
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C:\Windows\system32\BackgroundTransferHost.exe"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.12⤵PID:5092
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C:\Windows\system32\BackgroundTransferHost.exe"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.12⤵PID:3172
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C:\Windows\system32\BackgroundTransferHost.exe"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.12⤵PID:4368
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca2⤵PID:4732
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\decoded-1.ps11⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:720
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82