Analysis
- max time kernel
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/11/2026, 22:22
Behavioral task
behavioral1
Sample
2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
20 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
7 signatures
150 seconds
General
- Target 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe
- Size 2.4MB
- Sample261104-2aecsavxft
- SHA256 f6076ba55f5d63de7b569fc8786a2f72c0d4d61f75692d37c21670b079ff209f
- MD5 43dcdda56ea78723fb60ac200b8ea379
- SHA1 a6a1b3b244792402f5a64da0a2e234def1be0458
- SHA512 23d8ee04f97525234854e3ea8af773d0a2a189c280fcbc51beb432e356c71b9f2ef9818d186d9ec6f039c25c6ace084e5f6374abd6efd3241b8c91aa9433e662
- SSDEEP 49152:Sm5Xe6XhLNiXicJFFRGNzj3sGxubdNNVdb9IPK:Ku7wRGpj3sGINT1G
- TLSH T126C50159A64441E0E1B6C23888538846F2717C018771ABCF52D8E77E6F77BE19E3EB21
- 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 4 IoCs
description ioc Process File opened for modification C:\Windows\System32\alg.exe 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe File opened for modification C:\Windows\system32\AppVClient.exe 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe File opened for modification C:\Windows\System32\GameInputSvc.exe 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe File opened for modification C:\Windows\system32\dllhost.exe 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe -
resource yara_rule behavioral2/memory/4664-6-0x0000000140000000-0x0000000140691000-memory.dmp upx behavioral2/memory/4664-38-0x0000000140000000-0x0000000140691000-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 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_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 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe - Modifies registry class 52 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{11AC3232-E7D7-49CD-ABFE-501700100B3A}\ = "IntelCpHeciSvc" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession.1 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\LocalServer32 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\0\win64 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ProxyStubClsid32 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib\Version = "1.0" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ProxyStubClsid32 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib\Version = "1.0" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{11AC3232-E7D7-49CD-ABFE-501700100B3A}\LaunchPermission = 010014809c000000ac000000140000003000000002001c0001000000110014000400000001010000000000100010000002006c0003000000000014000b000000010100000000000100000000000018000b000000010200000000000f0200000001000000000038000b000000010a00000000000f0300000000040000ce4a9359b9cf0b7575c0f29bb2b4c298d446ddf9027a87ec14651177d6e996550102000000000005200000002002000001020000000000052000000020020000 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\ = "CphsSession Class" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\ = "CphsSession Class" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577} 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ = "ICphsSession" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{11AC3232-E7D7-49CD-ABFE-501700100B3A} 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{11AC3232-E7D7-49CD-ABFE-501700100B3A}\LocalService = "cphs" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\CurVer\ = "IntelCpHeciSvc.CphsSession.1" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40} 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\HELPDIR 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_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" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_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}" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\IntelCpHeciSvc.EXE 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\CLSID\ = "{C41B1461-3F8C-4666-B512-6DF24DE566D1}" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_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\\2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe\"" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\TypeLib\ = "{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\0 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ = "ICphsSession" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib\ = "{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\FLAGS\ = "0" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\VersionIndependentProgID\ = "IntelCpHeciSvc.CphsSession" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession.1\CLSID\ = "{C41B1461-3F8C-4666-B512-6DF24DE566D1}" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\CLSID 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\ProgID 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\ProgID\ = "IntelCpHeciSvc.CphsSession.1" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\VersionIndependentProgID 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_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\\2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\IntelCpHeciSvc.EXE\AppID = "{11AC3232-E7D7-49CD-ABFE-501700100B3A}" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession.1\ = "CphsSession Class" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession.1\CLSID 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\CurVer 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\AppID = "{11AC3232-E7D7-49CD-ABFE-501700100B3A}" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\TypeLib 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\ = "IntelCpHeciSvcLib" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577} 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1} 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\Programmable 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\FLAGS 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_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}" 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 4664 2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-03_43dcdda56ea78723fb60ac200b8ea379_icedid_mespinoza_njrat_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-03_43dcdda56ea78723fb60ac200b8ea379_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:4664