Analysis
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max time kernel
206s -
max time network
216s -
platform
windows11-21h2_x64 -
resource
win11-20240319-en -
resource tags
arch:x64arch:x86image:win11-20240319-enlocale:en-usos:windows11-21h2-x64system -
submitted
29-03-2024 17:27
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Inchr_StExta_Itst_v.3.1.rar
Resource
win10v2004-20240226-en
windows10-2004-x64
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
Inchr_StExta_Itst_v.3.1.rar
Resource
win11-20240319-en
windows11-21h2-x64
5 signatures
150 seconds
General
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Target
Inchr_StExta_Itst_v.3.1.rar
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Size
102.1MB
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MD5
b35a8f49f22ba7206fad6526ac34f676
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SHA1
6a891561a94655ae415b588104e62e5b0bb4d56f
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SHA256
a4b05d52ea75d56b2e6ba0a153eb638290b546a86e5702b6ab1a15243a1e25a7
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SHA512
e9713bd82429611fd5799470a5e19defa09d960d336245733f38f08b4dbbbc67b6b7fa4a6a09a8885c0ac3f6605e82675ca8deee2103f85ee0782c44c6daaf0e
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SSDEEP
3145728:okTYasCFkAhweVB8SWh/s1ncJVn+t6Y7MREum8ySR1F:zkAhwjSWRCc/+t6EMRMBSR1F
Score
3/10
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 63 IoCs
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Sort = 000000000000000000000000000000000100000030f125b7ef471a10a5f102608c9eebac0a00000001000000 OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\1\0\NodeSlot = "10" OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1092616257" OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:PID = "0" OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 0202020202020202 OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Mode = "4" OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Applications\7z.exe OpenWith.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\Shell OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7} OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\IconSize = "16" OpenWith.exe Set value (str) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}" OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\1\MRUListEx = 00000000ffffffff OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Applications\7z.exe\shell\open OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\Shell OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9 OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\1\0 OpenWith.exe Set value (str) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Applications\7z.exe\shell\open\command\ = "\"C:\\Program Files\\7-Zip\\7z.exe\" \"%1\"" OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0 OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:PID = "0" OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\1\0 = 50003100000000007358ebab1000372d5a6970003c0009000400efbe7358ebab7358ebab2e000000659d020000001c0000000000000000000000000000005e3ef30037002d005a0069007000000014000000 OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 020202020202020202 OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7} OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Applications\7z.exe\shell OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1 OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\1\NodeSlot = "9" OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupView = "0" OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Applications\7z.exe\shell\open\command OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\1 = 8c0031000000000073583bae110050524f4752417e310000740009000400efbec552596173583bae2e0000003f0000000000010000000000000000004a0000000000cafc0401500072006f006700720061006d002000460069006c0065007300000040007300680065006c006c00330032002e0064006c006c002c002d0032003100370038003100000018000000 OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Mode = "4" OpenWith.exe Set value (str) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}" OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1" OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000009000000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000 OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\1 OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\LogicalViewMode = "1" OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\LogicalViewMode = "1" OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\IconSize = "16" OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Applications OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1" OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\MRUListEx = 0100000000000000ffffffff OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000009000000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000 OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\1\0\MRUListEx = ffffffff OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10 OpenWith.exe Set value (str) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\Shell\SniffedFolderType = "Generic" OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 01000000020000000300000000000000ffffffff OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\1\MRUListEx = ffffffff OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg OpenWith.exe Set value (str) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\Shell\SniffedFolderType = "Generic" OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1092616257" OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02020202020202020202 OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupView = "0" OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\MuiCache MiniSearchHost.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByDirection = "1" OpenWith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Sort = 000000000000000000000000000000000100000030f125b7ef471a10a5f102608c9eebac0a00000001000000 OpenWith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByDirection = "1" OpenWith.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeRestorePrivilege 3156 7z.exe Token: 35 3156 7z.exe Token: SeRestorePrivilege 4404 7z.exe Token: 35 4404 7z.exe Token: SeRestorePrivilege 5836 7z.exe Token: 35 5836 7z.exe -
Suspicious use of SetWindowsHookEx 34 IoCs
pid Process 1908 OpenWith.exe 1908 OpenWith.exe 1908 OpenWith.exe 1908 OpenWith.exe 1908 OpenWith.exe 1908 OpenWith.exe 1908 OpenWith.exe 1908 OpenWith.exe 1908 OpenWith.exe 4724 MiniSearchHost.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe 4644 OpenWith.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4644 wrote to memory of 3156 4644 OpenWith.exe 87 PID 4644 wrote to memory of 3156 4644 OpenWith.exe 87
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\Inchr_StExta_Itst_v.3.1.rar1⤵
- Modifies registry class
PID:4476
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1908
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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:4724
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:332
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4644 -
C:\Program Files\7-Zip\7z.exe"C:\Program Files\7-Zip\7z.exe" "C:\Users\Admin\AppData\Local\Temp\Inchr_StExta_Itst_v.3.1.rar"2⤵
- Suspicious use of AdjustPrivilegeToken
PID:3156
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C:\Program Files\7-Zip\7z.exe"C:\Program Files\7-Zip\7z.exe" "C:\Users\Admin\AppData\Local\Temp\Inchr_StExta_Itst_v.3.1.rar"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4404
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C:\Program Files\7-Zip\7z.exe"C:\Program Files\7-Zip\7z.exe" "C:\Users\Admin\AppData\Local\Temp\Inchr_StExta_Itst_v.3.1.rar"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5836