Analysis
- max time kernel
148s - max time network
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
22/10/2026, 22:36
Behavioral task
behavioral1
Sample
2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
7 signatures
150 seconds
General
- Target 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe
- Size 1.2MB
- Sample261022-2jh3bsvtct
- SHA256 44530b0a75deb916654453821d7dad56406307d5754fcad95664e4fd05d52a1b
- MD5 6c85731b9f908a312f4c3038b92d62a8
- SHA1 95be4d81d17a9028db26b2a2e987e776ba931b0a
- SHA512 7f7b03f2c2579d9f711519673341f48d472d64d015bcb808ba3a04c049d1ad2c258df70d07a29bc20d886f129cd75ff55c0fed68cdd9f8b3bcd51acc627cbde5
- SSDEEP 24576:WgoH6ThNF4Xx7AgeB0D00m4G4B7I7FyDaci+9R94i3z:DoHGFEBAP0D/m4Gq7IBAaci+n953z
- TLSH T10645E148A65440E1E1B6C278C9435946E6717C114B71EBCF13E8E63A6F37BE18E3AF21
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Event Triggered Execution: Component Object Model Hijacking 1 TTPs
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
- Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\System32\GameInputSvc.exe 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe File opened for modification C:\Windows\System32\alg.exe 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe File opened for modification C:\Windows\system32\AppVClient.exe 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe -
resource yara_rule behavioral2/memory/4668-0-0x00007FF70BBF0000-0x00007FF70BE1D000-memory.dmp upx behavioral2/memory/4668-12-0x00007FF70BBF0000-0x00007FF70BE1D000-memory.dmp upx - Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Microsoft.Net\Framework64\v3.0\WPF\PresentationFontCache.exe 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe - Modifies registry class 52 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\CurVer 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1} 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\0\win64 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ProxyStubClsid32 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{11AC3232-E7D7-49CD-ABFE-501700100B3A}\LaunchPermission = 010014809c000000ac000000140000003000000002001c0001000000110014000400000001010000000000100010000002006c0003000000000014000b000000010100000000000100000000000018000b000000010200000000000f0200000001000000000038000b000000010a00000000000f0300000000040000ce4a9359b9cf0b7575c0f29bb2b4c298d446ddf9027a87ec14651177d6e996550102000000000005200000002002000001020000000000052000000020020000 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\ = "CphsSession Class" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577} 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ = "ICphsSession" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\IntelCpHeciSvc.EXE 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession.1 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\TypeLib 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577} 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ProxyStubClsid32 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib\Version = "1.0" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession.1\ = "CphsSession Class" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\CurVer\ = "IntelCpHeciSvc.CphsSession.1" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\FLAGS\ = "0" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib\ = "{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\TypeLib\ = "{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{11AC3232-E7D7-49CD-ABFE-501700100B3A}\ = "IntelCpHeciSvc" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\CLSID 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\ProgID 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\ProgID\ = "IntelCpHeciSvc.CphsSession.1" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40} 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\0\win64\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ = "ICphsSession" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\IntelCpHeciSvc.EXE\AppID = "{11AC3232-E7D7-49CD-ABFE-501700100B3A}" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession.1\CLSID\ = "{C41B1461-3F8C-4666-B512-6DF24DE566D1}" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\ = "CphsSession Class" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\LocalServer32 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\VersionIndependentProgID 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\Programmable 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\AppID = "{11AC3232-E7D7-49CD-ABFE-501700100B3A}" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\FLAGS 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\0 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{11AC3232-E7D7-49CD-ABFE-501700100B3A} 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{11AC3232-E7D7-49CD-ABFE-501700100B3A}\LocalService = "cphs" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession.1\CLSID 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\ = "IntelCpHeciSvcLib" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\HELPDIR 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib\Version = "1.0" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib\ = "{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\VersionIndependentProgID\ = "IntelCpHeciSvc.CphsSession" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\LocalServer32\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe\"" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\CLSID\ = "{C41B1461-3F8C-4666-B512-6DF24DE566D1}" 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 4668 2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-21_6c85731b9f908a312f4c3038b92d62a8_icedid_mespinoza_njrat_ryuk.exe"1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:4668
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:5964