Analysis
- user interaction
yes - max time kernel
128s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/08/2026, 16:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
prob a rat.exe
Resource
win11ltsc2024-20260709-en
6 signatures
900 seconds
General
- Target prob a rat.exe
- Size 7.9MB
- Sample260824-tmpqaaal71
- SHA256 db77aa8a2a0b98594899ba9dc103a31c72164dc77c74eab2f72c85396f998906
- MD5 fcc0ddafc2368c569900b6d444d959ab
- SHA1 c5704aec87569b55eda5153150f04785e7bcdc0c
- SHA512 8b1e94e3a60446cd5c78dcee1351e6d23d7176412b4c23c51f2bc2c70bdc1e1836f391028d4b1bf334ff8315d0b5f663a0557f7a5a89a4cfd8b0e537857f5c0c
- SSDEEP 49152:SY6vw3RX9VMw08K333/oZmru/N3fOpPcO6KXT/eBS5R0mS5S3pP43Yhn7Ht:X6I3lMj3n/otZOp09KXTqUJdHt
- TLSH T1218659B48A5C9B4EF066B039C187521757F1BC0E57A2DFCB9AC09DB7481F488F61A60E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies Control Panel 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000\Control Panel\Colors prob a rat.exe - Modifies registry class 59 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell prob a rat.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{f86fa3ab-70d2-4fc7-9c99-fcbf05467f3a}\Instance\ prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\IconSize = "16" prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{885A186E-A440-4ADA-812B-DB871B942259}\FFlags = "1092616257" prob a rat.exe Set value (data) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 02000000030000000100000000000000ffffffff prob a rat.exe Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7} prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{885A186E-A440-4ADA-812B-DB871B942259}\IconSize = "16" prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{885A186E-A440-4ADA-812B-DB871B942259}\GroupByKey:PID = "14" prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{885A186E-A440-4ADA-812B-DB871B942259}\FFlags = "1" prob a rat.exe Set value (str) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\Shell\SniffedFolderType = "Generic" prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:PID = "0" prob a rat.exe Set value (data) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 020202 prob a rat.exe Set value (data) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\3\MRUListEx = ffffffff prob a rat.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{088e3905-0323-4b02-9826-5d99428e115f}\Instance\ prob a rat.exe Set value (data) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02020202 prob a rat.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3dfdf296-dbec-4fb4-81d1-6a3438bcf4de}\Instance\ prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupView = "0" prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{885A186E-A440-4ADA-812B-DB871B942259}\Mode = "4" prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByDirection = "1" prob a rat.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{088e3905-0323-4b02-9826-5d99428e115f}\Instance\ NOTEPAD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ prob a rat.exe Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg prob a rat.exe Set value (str) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}" prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1" prob a rat.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{374DE290-123F-4565-9164-39C4925E467B}\Instance\ prob a rat.exe Set value (str) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\Shell\SniffedFolderType = "Downloads" prob a rat.exe Set value (data) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 020000000100000000000000ffffffff prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\3\NodeSlot = "4" prob a rat.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ prob a rat.exe Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg prob a rat.exe Set value (data) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 03000000020000000100000000000000ffffffff prob a rat.exe Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4 prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1092616257" prob a rat.exe Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3 prob a rat.exe Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\Shell prob a rat.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{24ad3ad4-a569-4530-98e1-ab02f9417aa8}\Instance\ prob a rat.exe Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU prob a rat.exe Set value (data) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\3 = 14001f483accbfb42cdb4c42b0297fe99a87c6410000 prob a rat.exe Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\3 prob a rat.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1CF1260C-4DD0-4ebb-811F-33C572699FDE}\Instance\ prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Mode = "4" prob a rat.exe Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\Shell prob a rat.exe Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{885A186E-A440-4ADA-812B-DB871B942259} prob a rat.exe Set value (data) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{885A186E-A440-4ADA-812B-DB871B942259}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000009000000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000 prob a rat.exe Set value (str) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{885A186E-A440-4ADA-812B-DB871B942259}\GroupByKey:FMTID = "{B725F130-47EF-101A-A5F1-02608C9EEBAC}" prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{885A186E-A440-4ADA-812B-DB871B942259}\GroupByDirection = "4294967295" prob a rat.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3ADD1653-EB32-4cb0-BBD7-DFA0ABB5ACCA}\Instance\ prob a rat.exe Set value (data) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Sort = 000000000000000000000000000000000100000030f125b7ef471a10a5f102608c9eebac0a00000001000000 prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{885A186E-A440-4ADA-812B-DB871B942259}\LogicalViewMode = "1" prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{885A186E-A440-4ADA-812B-DB871B942259}\GroupView = "4294967295" prob a rat.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance\ prob a rat.exe Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings prob a rat.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d3162b92-9365-467a-956b-92703aca08af}\Instance\ prob a rat.exe Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\2 prob a rat.exe Set value (data) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000009000000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000 prob a rat.exe Key created \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags prob a rat.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A0953C92-50DC-43bf-BE83-3742FED03C9C}\Instance\ prob a rat.exe Set value (int) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\LogicalViewMode = "1" prob a rat.exe Set value (data) \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{885A186E-A440-4ADA-812B-DB871B942259}\Sort = 000000000000000000000000000000000100000030f125b7ef471a10a5f102608c9eebac0e000000ffffffff prob a rat.exe - Opens file in notepad (likely ransom note) 1 IoCs
pid Process 4172 NOTEPAD.EXE - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4368 prob a rat.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4368 prob a rat.exe 4172 NOTEPAD.EXE 4368 prob a rat.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\prob a rat.exe"C:\Users\Admin\AppData\Local\Temp\prob a rat.exe"1⤵
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4368
-
C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:2476
-
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Downloads\ffs.txt1⤵
- Modifies registry class
- Opens file in notepad (likely ransom note)
- Suspicious use of SetWindowsHookEx
PID:4172
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\Downloads\ffs.txt
- Size 40B
- SHA256 467a0adce9ac55af26bf2c6587c65cb441e2df1af234d7cae1347bc9368b6ed9
- MD5 9b88a29776d805d729d657030177eb4e
- SHA1 0116d931a1e3c04bfb96344271018ecf61baa6fc
- SHA512 f1ea94d53c0211fba2d2dd59d2150154d9b5bcde329e14a552e76ee06ae0a23f7a3249a996cb0abef5a3d68469530672a7ba2c7892ca51ce20501e3f97171b82
- MD5 SHA1 SHA512