Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
30-09-2024 07:43
Static task
static1
Behavioral task
behavioral1
Sample
tinytask.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
tinytask.exe
Resource
win11-20240802-en
General
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Target
tinytask.exe
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Size
35KB
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MD5
8fd3551654f0f5281ddbd7e32cb73054
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SHA1
9b1c9722847cd57cd11e4de80cd9e8197c3c34cd
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SHA256
75e06ac5b7c1adb01ab994633466685e3dcef31d635eba1734fe16c7893ffe12
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SHA512
a716f535e363fc1225b1665e1c24693e768d13699ea37bdf57effe4fea24b4b30a2181174f66c35e749b9c845b07f82eecbf282ee5972de0426f847293d46b4b
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SSDEEP
768:sAzGzd0LnFjuwY6QlVwvHI1pSgNEl/MYoeAW:5zGzd0wXlVwv0SgNQXoeAW
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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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tinytask.exe -
Modifies registry class 33 IoCs
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\Sort = 000000000000000000000000000000000100000030f125b7ef471a10a5f102608c9eebac0a00000001000000 tinytask.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}" tinytask.exe Set value (data) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff tinytask.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ tinytask.exe Set value (data) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff tinytask.exe Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656} tinytask.exe Set value (data) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000009000000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000 tinytask.exe Set value (int) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\FFlags = "1" tinytask.exe Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings tinytask.exe Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 tinytask.exe Set value (int) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\Mode = "4" tinytask.exe Set value (int) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\IconSize = "16" tinytask.exe Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU tinytask.exe Set value (data) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 14002e80922b16d365937a46956b92703aca08af0000 tinytask.exe Set value (int) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1" tinytask.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Documents" tinytask.exe Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 tinytask.exe Set value (data) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff tinytask.exe Set value (int) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\LogicalViewMode = "1" tinytask.exe Set value (int) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\GroupByKey:PID = "0" tinytask.exe Set value (data) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff tinytask.exe Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ tinytask.exe Set value (data) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 tinytask.exe Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 tinytask.exe Set value (int) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\FFlags = "1092616257" tinytask.exe Set value (int) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\GroupView = "0" tinytask.exe Set value (int) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\GroupByDirection = "1" tinytask.exe Set value (data) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots tinytask.exe Set value (data) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000 tinytask.exe Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags tinytask.exe Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg tinytask.exe Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell tinytask.exe Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell tinytask.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1116 tinytask.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1116 tinytask.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1116 tinytask.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\tinytask.exe"C:\Users\Admin\AppData\Local\Temp\tinytask.exe"1⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1116
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C:\Windows\system32\notepad.exe"C:\Windows\system32\notepad.exe"1⤵PID:1696