Analysis
- max time kernel
150s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/07/2026, 02:51
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe
- Size 263KB
- Sample260716-db677abx6m
- SHA256 ad15617190f87a058555a2a228e3c4b72d91cb504266b8fd52984d375964c029
- MD5 7385c59e3cd10e26b979c1f064ba9197
- SHA1 906e6e613d000d82a9866dbe0db9dd177e2c820b
- SHA512 1753a3ea98d0eaa9c61adc8a2ec659a9bde0232e96ce4106af9edaf352bb94040a94234f29bf1f53b0a8c22a4b46e5cd674f4a2788fa5f1fc7a6614e3258c4f7
- SSDEEP 3072:UVqoCl/YgjxEufVU0TbTyDDalqhIm51g1oPKlbiI/0Wp7gZElwarCA1+vag5U:UsLqdufVUNDayT1ioS5/j79RKigW
- TLSH T1D8443A13BB1830FAD41282FC58B5867AFB227D350B60AF5B239167591E33243BDB561B
- 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-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" svchost.exe - Executes dropped EXE 6 IoCs
pid Process 4168 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 5920 icsys.icn.exe 3956 explorer.exe 3236 spoolsv.exe 2308 svchost.exe 3384 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 explorer.exe File opened for modification C:\Windows\SysWOW64\explorer.exe svchost.exe - Drops file in Windows directory 5 IoCs
description ioc Process File opened for modification C:\Windows\Resources\Themes\icsys.icn.exe 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.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 File opened for modification \??\c:\windows\resources\svchost.exe spoolsv.exe File opened for modification C:\Windows\Resources\tjud.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 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icsys.icn.exe 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 - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 5920 icsys.icn.exe - Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 3956 explorer.exe 2308 svchost.exe - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 5920 icsys.icn.exe 5920 icsys.icn.exe 3956 explorer.exe 3956 explorer.exe 3236 spoolsv.exe 3236 spoolsv.exe 2308 svchost.exe 2308 svchost.exe 3384 spoolsv.exe 3384 spoolsv.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 828 wrote to memory of 4168 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 86 PID 828 wrote to memory of 5920 828 2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe 87 PID 5920 wrote to memory of 3956 5920 icsys.icn.exe 88 PID 3956 wrote to memory of 3236 3956 explorer.exe 89 PID 3236 wrote to memory of 2308 3236 spoolsv.exe 90 PID 2308 wrote to memory of 3384 2308 svchost.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.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:828 -
\??\c:\users\admin\appdata\local\temp\2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exec:\users\admin\appdata\local\temp\2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe2⤵
- Executes dropped EXE
PID:4168
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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:5920 -
\??\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:3956 -
\??\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:3236 -
\??\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:2308 -
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe PR6⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3384
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\2026-07-16_7385c59e3cd10e26b979c1f064ba9197_cobalt-strike_elex_icedid_swisyn_vidar.exe
- Size 128KB
- SHA256 d5f25eea0b522e83a4dfbfe311a59d255b5f87146b77afe560be627780ea39a5
- MD5 89dce1a9ea453bca3a1f8fb90509656f
- SHA1 e8620803ed42600d9efc87e9eb170db5e96d6542
- SHA512 a490fc3f9558971fa6a2211028a756087c28ddde5d6d99d8858d9ec50e2f00ef2f75d8f8f2058f2b8e97a1af20f87df3ef61f9abe38da5bc4a7af06d78fc8aa3
- SSDEEP 3072:zIm51g1oPKlbiI/0Wp7gZElwarCA1+vag5:zT1ioS5/j79RKig
- TLSH T1F8D3294BB3AD30F9D167827C86B10935F7B6B83506205F9F0B60465E1F276939D3AB22
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\Themes\explorer.exe
- Size 135KB
- SHA256 37bfce488517b10687ff6ef439b37467c2099fdbc8a543011ba6361a4246330b
- MD5 a9c1d55076b9ea34c1e781aff7495654
- SHA1 8bb97e17e689257dbda2ed5e65061ebbf227a154
- SHA512 8ed1e1080e80c169b8dadf98040d2562da9c2f350466dcf4aeb2828415281dca08be07c28b933d3e47f6aaacbddd3d869b9b6f700dbda01cfbae5b2de2291a1d
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVlO1lllllllllllG:UVqoCl/YgjxEufVU0TbTyDDalqe
- TLSH T184D32A23BE41107BD81189F1A8EBD62EBA232E390BE1AD477256F7203571557B6F120F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\Themes\icsys.icn.exe
- Size 135KB
- SHA256 ff84ffbf1f317c495ff46d20f5ae612b4fc61989e80eea0600f5ceb711ed53ae
- MD5 37d259bc7e6132041613944748d8476e
- SHA1 395329f5484a758971cb3e478c129cd0f7c81507
- SHA512 d3d8be932ae57815c29780eb82ca008e6a58a8e729aad2a8c9484bd5856298adf8dc03a9a18d8f558c72bc73af115ba3604c95a6333f217ef228d5ab286b78f6
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVlOd:UVqoCl/YgjxEufVU0TbTyDDalqd
- TLSH T126D3F923BF10116FE41286F16C95D77EF9225E3A1B94BD177292BB102A72607B6F060F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\spoolsv.exe
- Size 135KB
- SHA256 862be5e583a9573ebb15f7e67a61182949e60e2a9beac7fd76fc45181cd77b89
- MD5 74f5fa0bc5b92cb26bbce73089598fb1
- SHA1 90e1bcb479eff14aaebd35772062d6e127a5c950
- SHA512 323d0aa20c1f6482240b8e6bbdb008e86cb0d783a8e413d05b9997e5d481f7cd0867f79fc5357906e8546f044765aaffc7454aed95f5933749ef776df1eaa48c
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVlOx:UVqoCl/YgjxEufVU0TbTyDDalqx
- TLSH T107D30A13BE10143ED92189F628B5AA5E79225E761F90AD172372FB2037B5603B6F131F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\svchost.exe
- Size 135KB
- SHA256 7ae9d14b54f7a50d88011bc8802011c61417793024343e1e5d047f5389fc4404
- MD5 5f2e5bdbd1a6c99f06973a0d0dcd7428
- SHA1 b0cdbb304c1ccb20c6e08135eb1851b234642954
- SHA512 d50c65d0d0c1eeeb012671cf70cf3e6d5da7d3713f44478ba5bb277ca3eaba6d645b66e0b5d90fbedc710ede14325b0d7f34d22d7dc45bb8f3ef11a14dde9c90
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVlO0:UVqoCl/YgjxEufVU0TbTyDDalq0
- TLSH T178D306137E10103FE412CAF168A9DA6EBA170E270FE8AD4B7256BB247575243B5F421F
- MD5 SHA1 SHA512 SSDEEP TLSH