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
17/10/2026, 02:23
Behavioral task
behavioral1
Sample
2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
5 signatures
150 seconds
General
- Target 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe
- Size 1.2MB
- Sample261017-cvndra1s2r
- SHA256 015272f7bd8c44d2d8ad3fce7a513c5b73f68a6251f552ae166acc143df99b6c
- MD5 f5eab0e8b2a70dcbdabda8296759ffba
- SHA1 609cf8394516da08e59938b39184cd73cbe33af9
- SHA512 6e70a7ba0ff985e56bcb8293975a2c75122b537f3ace389137d80906895ce3e92b0596f9bd507e096ae45238cb6d7bf6f18c49b717e48b697b812448f0182f7c
- SSDEEP 24576:tXoH6ThNF4Xx7ATIcbUAh0xl9fjWsg1AmPbqckpYK:FoHGFEBATdUA0xl9Csg7zq7B
- TLSH T1B945D008A75440E5E1B2C23889435946E7727C015BB1DBDF03A8E63A6F77BE15E3AF21
- 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 2 IoCs
description ioc Process File opened for modification C:\Windows\System32\alg.exe 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe File opened for modification C:\Windows\system32\AppVClient.exe 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe -
resource yara_rule behavioral2/memory/3548-0-0x00007FF7A37F0000-0x00007FF7A3A1E000-memory.dmp upx behavioral2/memory/3548-12-0x00007FF7A37F0000-0x00007FF7A3A1E000-memory.dmp upx - Modifies registry class 52 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\CLSID 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\ = "CphsSession Class" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\ProgID\ = "IntelCpHeciSvc.CphsSession.1" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_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\\2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe\"" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40} 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\ = "IntelCpHeciSvcLib" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{11AC3232-E7D7-49CD-ABFE-501700100B3A}\LocalService = "cphs" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\ProgID 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\VersionIndependentProgID\ = "IntelCpHeciSvc.CphsSession" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_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}" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{11AC3232-E7D7-49CD-ABFE-501700100B3A} 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1} 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\VersionIndependentProgID 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_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\\2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577} 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib\Version = "1.0" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{11AC3232-E7D7-49CD-ABFE-501700100B3A}\ = "IntelCpHeciSvc" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession.1\CLSID\ = "{C41B1461-3F8C-4666-B512-6DF24DE566D1}" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\TypeLib 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ = "ICphsSession" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib\Version = "1.0" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ProxyStubClsid32 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\IntelCpHeciSvc.EXE 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\CLSID\ = "{C41B1461-3F8C-4666-B512-6DF24DE566D1}" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\CurVer\ = "IntelCpHeciSvc.CphsSession.1" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\Programmable 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\AppID = "{11AC3232-E7D7-49CD-ABFE-501700100B3A}" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\FLAGS 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ProxyStubClsid32 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{11AC3232-E7D7-49CD-ABFE-501700100B3A}\LaunchPermission = 010014809c000000ac000000140000003000000002001c0001000000110014000400000001010000000000100010000002006c0003000000000014000b000000010100000000000100000000000018000b000000010200000000000f0200000001000000000038000b000000010a00000000000f0300000000040000ce4a9359b9cf0b7575c0f29bb2b4c298d446ddf9027a87ec14651177d6e996550102000000000005200000002002000001020000000000052000000020020000 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\LocalServer32 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\FLAGS\ = "0" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\0 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\0\win64 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\ = "ICphsSession" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession.1 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C41B1461-3F8C-4666-B512-6DF24DE566D1}\TypeLib\ = "{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}\1.0\HELPDIR 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_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" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577}\TypeLib\ = "{66DBA565-0D3D-4D8A-9391-A2A4CF16DF40}" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A91E0BDD-79B0-42C5-A3A0-5BE434329577} 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession.1\ = "CphsSession Class" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession.1\CLSID 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\ = "CphsSession Class" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IntelCpHeciSvc.CphsSession\CurVer 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_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}" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\IntelCpHeciSvc.EXE\AppID = "{11AC3232-E7D7-49CD-ABFE-501700100B3A}" 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 3548 2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-16_f5eab0e8b2a70dcbdabda8296759ffba_icedid_mespinoza_njrat_ryuk.exe"1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:3548