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, 12:19
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe
Resource
win10v2004-20260911-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe
Resource
win11ltsc2024-20260911-en
10 signatures
150 seconds
General
- Target 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe
- Size 408KB
- Sample261017-pg8hzsszhy
- SHA256 c7a4ce697a9c9a0275c295091c8795794981ab814de0ba9f1982ad9d8a98c8d0
- MD5 8e26b8d34ef6fdfddbd95d64bb9669b6
- SHA1 a1ac9c6c81a19ad11992334af1469b59988f9efa
- SHA512 780968821db6c4d70686a45387c8b2039976c6994b2e981cc4fb0950694b18a07aef0276dbc4782e348b683022bbdea47079128436b88d1a8682747398063ed8
- SSDEEP 6144:UsLqdufVUNDaX5YKyLfYtHChGNrax+UOnACyv1nZTtvV74:PFUNDaX5YKSfJkNax+cvf4
- TLSH T10F946C17A7500CBAD823C17988968A1AF672BC290790EE9F136497152F736D37AF9307
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2714045687-1127350534-2056456672-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-21-2714045687-1127350534-2056456672-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" explorer.exe - Executes dropped EXE 6 IoCs
pid Process 3360 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5328 icsys.icn.exe 3248 explorer.exe 4224 spoolsv.exe 1112 svchost.exe 3180 spoolsv.exe - Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO" svchost.exe - Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\explorer.exe svchost.exe File opened for modification C:\Windows\SysWOW64\explorer.exe explorer.exe - Drops file in Windows directory 5 IoCs
description ioc Process File opened for modification \??\c:\windows\resources\svchost.exe spoolsv.exe File opened for modification C:\Windows\Resources\tjud.exe explorer.exe File opened for modification C:\Windows\Resources\Themes\icsys.icn.exe 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe File opened for modification \??\c:\windows\resources\themes\explorer.exe icsys.icn.exe File opened for modification \??\c:\windows\resources\spoolsv.exe explorer.exe - System Location Discovery: System Language Discovery 1 TTPs 6 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 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spoolsv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spoolsv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icsys.icn.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe - Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 3248 explorer.exe 1112 svchost.exe - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 5328 icsys.icn.exe 5328 icsys.icn.exe 3248 explorer.exe 3248 explorer.exe 4224 spoolsv.exe 4224 spoolsv.exe 1112 svchost.exe 1112 svchost.exe 3180 spoolsv.exe 3180 spoolsv.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5596 wrote to memory of 3360 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 91 PID 5596 wrote to memory of 5328 5596 2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe 93 PID 5328 wrote to memory of 3248 5328 icsys.icn.exe 94 PID 3248 wrote to memory of 4224 3248 explorer.exe 95 PID 4224 wrote to memory of 1112 4224 spoolsv.exe 96 PID 1112 wrote to memory of 3180 1112 svchost.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5596 -
\??\c:\users\admin\appdata\local\temp\2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exec:\users\admin\appdata\local\temp\2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe2⤵
- Executes dropped EXE
PID:3360
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C:\Windows\Resources\Themes\icsys.icn.exeC:\Windows\Resources\Themes\icsys.icn.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5328 -
\??\c:\windows\resources\themes\explorer.exec:\windows\resources\themes\explorer.exe3⤵
- Modifies visibility of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3248 -
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe SE4⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4224 -
\??\c:\windows\resources\svchost.exec:\windows\resources\svchost.exe5⤵
- Modifies visibility of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1112 -
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe PR6⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3180
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\2026-10-16_8e26b8d34ef6fdfddbd95d64bb9669b6_elex_icedid_njrat_swisyn.exe
- Size 273KB
- SHA256 c1d01abc44a9e4d57771249e434b7d1ec8d3ea4815e69e3a199e27f7722a05e3
- MD5 4ee55ecf3b4084cea37974978db85011
- SHA1 6e237c5de0bd8f3ad8d28247c095eb4994fad9a8
- SHA512 82d0c2ca082157bee61c0e0f5db033cd6c510b0c67c9d583b2f0b99b1f13e4859488afa1b5a6bb1f00d2797d304b8da610460fce33b41011be457498c6803550
- SSDEEP 6144:/5YKyLfYtHChGNrax+UOnACyv1nZTtvV7:/5YKSfJkNax+cvf
- TLSH T16C548D5AB3E408F8D867813DCD478917E6B2B81907A0D7DF07B442662F13AE19E3EB15
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\Themes\explorer.exe
- Size 135KB
- SHA256 ff61b40c6168c1543b649bf7096026b87acb5d177372ee233f8c941601748056
- MD5 927f547751f91072aa63d046eeb20443
- SHA1 c7aa954d486d1edfbbad89f375097772d78d2bfd
- SHA512 75ae2ae3825c8ba92b8536079e532e0b65fe7030a69ac908e8d5da59cca845020770954fb7c706e44c3cb19e0e163daabc0c83301671b2fa65875f61d62f0819
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVhpalV:UVqoCl/YgjxEufVU0TbTyDDalQlV
- TLSH T1CED3E813AE105C3AE9518AF03C65DA7DB9221F6A2BD0AE0B7773F7122972147B5F011B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\Themes\icsys.icn.exe
- Size 135KB
- SHA256 5e7cc5393cda80f1aa913c42e3b46f58da1e263b1e1f82ecc42f08ae8635233c
- MD5 fdc60fea44a05341a5cb2ad8ddebdff1
- SHA1 efe9d71980c57da6219d8b432e51962eb85fe100
- SHA512 46d64f9a03ccda20cac0eff9ebfa7612a1fffb3467c6272f816e58783dd35c21c5f6ff6b15ad9e5be0a83b43931f9b8b20d9ff875a447e93fcb958ba7711094e
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVhpalW:UVqoCl/YgjxEufVU0TbTyDDalQlW
- TLSH T119D3F913AE005C3BE822C9F52CB5CF29BA256E361BD56C477666FB0026B254776F420F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\spoolsv.exe
- Size 135KB
- SHA256 e27aecdb46616226be2d5a58042a511d6d652f839276adc271b906cb230f69f8
- MD5 feeab57ed88d7cccc4f30c1956a07ebf
- SHA1 d7ec558888bff4cfd3e804a983b84088d2fbab9f
- SHA512 56ca44e5da6cecd164b582a52f499b103114c383e424cd33f0c86f86da6013f8d250e961c9f57270e17e54ac40be45602df76e97220f1b14a3476c52fa37cf06
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVhpalC:UVqoCl/YgjxEufVU0TbTyDDalQlC
- TLSH T1A7D3C413BD146D3EE85289F0ACA5DB1ABE3A5E321BE0AC036652FB00367254776F511F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\svchost.exe
- Size 135KB
- SHA256 8675ccbb6c105e3cb055376eaa70260dea0617162dfc6e1f8944fbd58b22636f
- MD5 69c44031bb5a580005e3f27ca7ebc123
- SHA1 65e9d2bb0c37eb52a9e72dee02a7af1502f026a1
- SHA512 e34ad1ba7cb22613452c9ab9db4fa77b28264de48328366a6b1b4659bfc40f55c8de00d194004effa0d9da847b4b2c998a3bf83eab3cf1d8b8ac7454ec105ba7
- SSDEEP 3072:UVqoCl/YgjxEufVU0TbTyDDalQlj+++++++++++++++++++++++++++++++++++Q:UsLqdufVUNDaE++++++++++++++++++L
- TLSH T160D31A13BF204D7FE811C9F528F6E669B6724E350BA16C172B96BB512172187B2F021F
- MD5 SHA1 SHA512 SSDEEP TLSH