Resubmissions
07/03/2024, 12:55
240307-p51s2sbd88 4Analysis
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max time kernel
107s -
max time network
108s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
07/03/2024, 12:55
Static task
static1
Behavioral task
behavioral1
Sample
main.py
Resource
win11-20240221-en
General
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Target
main.py
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Size
4KB
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MD5
5ba9eea7ee1006f3e40c16905e0bfb34
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SHA1
a3f26fe1b03217b83a073034e8aa7f8c3fb87339
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SHA256
6df549156113030ee09375a71acd2246ee236ad585c3cb9592d0e07ed699ada6
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SHA512
3732a8c6abe4a1897cd38f52088736b81fedba618accfb3d81416a9e7fa7e6c5bfc4754271f9cc274b5b1df7c79a89dd6345cd6727acf2bc642a7d994cf5e96e
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SSDEEP
96:jla7HrwVKiHhycbSKrQ92almxexeLQOywdNjqgbgTWu:A0EoS79jlmxexeLQBwdNxu
Malware Config
Signatures
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Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\Panther\UnattendGC\setupact.log UserOOBEBroker.exe File opened for modification C:\Windows\Panther\UnattendGC\setuperr.log UserOOBEBroker.exe File opened for modification C:\Windows\Panther\UnattendGC\diagerr.xml UserOOBEBroker.exe File opened for modification C:\Windows\Panther\UnattendGC\diagwrn.xml UserOOBEBroker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 39 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1" OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 8c0031000000000055584b6d110050524f4752417e310000740009000400efbec552596155584c6d2e0000003f0000000000010000000000000000004a0000000000e6320c00500072006f006700720061006d002000460069006c0065007300000040007300680065006c006c00330032002e0064006c006c002c002d0032003100370038003100000018000000 OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:PID = "0" OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByDirection = "1" OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000 OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000009000000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000 OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupView = "0" OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 19002f433a5c000000000000000000000000000000000000000000 OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\LogicalViewMode = "1" OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings OpenWith.exe Set value (str) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic" OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\MuiCache MiniSearchHost.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 OpenWith.exe Key created \Registry\User\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\NotificationData OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Mode = "4" OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\NodeSlot = "1" OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = ffffffff OpenWith.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7} OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\IconSize = "16" OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Sort = 000000000000000000000000000000000100000030f125b7ef471a10a5f102608c9eebac0a00000001000000 OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1092616257" OpenWith.exe Set value (str) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}" OpenWith.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4992 OpenWith.exe -
Suspicious use of SetWindowsHookEx 22 IoCs
pid Process 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 4992 OpenWith.exe 1332 MiniSearchHost.exe
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\main.py1⤵
- Modifies registry class
PID:4920
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4992
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\RevokeCompare.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}1⤵PID:5052
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C:\Windows\SysWOW64\werfault.exewerfault.exe /h /shared Global\64b0e91557d540d88474b4a8e7ddf962 /t 2112 /p 50521⤵PID:4128
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc1⤵PID:1916
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C:\Windows\System32\oobe\UserOOBEBroker.exeC:\Windows\System32\oobe\UserOOBEBroker.exe -Embedding1⤵
- Drops file in Windows directory
PID:3104
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C:\Users\Admin\AppData\Local\Microsoft\OneDrive\18.151.0729.0013\FileCoAuth.exeC:\Users\Admin\AppData\Local\Microsoft\OneDrive\18.151.0729.0013\FileCoAuth.exe -Embedding1⤵PID:3468
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1332
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\SearchHoverUnifiedTileModelCache.dat
Filesize10KB
MD5eebfb84605e05222e3ad98f4b9f62db2
SHA136ddd440df5b2776281ad245a6a57e7a183c09a0
SHA2564a9b70f7113d5c252937ad9bbfa110031124ffe3643648db3f944111b61bd559
SHA51290e6f46d36c30783af4032f72beb58eb157849a8197e39945542da8a0c1313cb87e91f18a732f5718ec6a676fcd790458419bcc22c608824416fa6df14bf5ba6