Analysis
- max time kernel
150s - max time network
139s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 02:13
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe
- Size 787KB
- Sample260809-cnn2psstes
- SHA256 761bf295b6407724b781bd0665fced409dbd8060f38e391ba2bd8aef20ac8235
- MD5 2c4b14143713e0395730d62f8ea0315f
- SHA1 a995cc019bed24f9e6c1dca96abd13c69aa267cb
- SHA512 80bf04153b459aabc64876cd59bdbb19267d72ef72b8e98c620c60c4e5944e520867c6ad388aaab0a3956302f77099f3153555efc43236d45063a3049e18d1d7
- SSDEEP 12288:PFUNDal7tVwZpXhyh7zje7f55RvNqYgY1G:PFOal7/xxCzXqI1G
- TLSH T18005E7339DA6CB96D8588876C40641FCBB320E6ECE63654BD654BD7037B2C12ECD522E
- 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-1-5-21-189034102-168398478-1159367937-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" svchost.exe - Executes dropped EXE 6 IoCs
pid Process 2452 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 3180 icsys.icn.exe 816 explorer.exe 3376 spoolsv.exe 4656 svchost.exe 1432 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" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO" svchost.exe 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 - 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 2026-08-09_2c4b14143713e0395730d62f8ea0315f_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 2026-08-09_2c4b14143713e0395730d62f8ea0315f_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 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 3180 icsys.icn.exe - Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 816 explorer.exe 4656 svchost.exe - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 3180 icsys.icn.exe 3180 icsys.icn.exe 816 explorer.exe 816 explorer.exe 3376 spoolsv.exe 3376 spoolsv.exe 4656 svchost.exe 4656 svchost.exe 1432 spoolsv.exe 1432 spoolsv.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4628 wrote to memory of 2452 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 89 PID 4628 wrote to memory of 3180 4628 2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe 90 PID 3180 wrote to memory of 816 3180 icsys.icn.exe 91 PID 816 wrote to memory of 3376 816 explorer.exe 92 PID 3376 wrote to memory of 4656 3376 spoolsv.exe 93 PID 4656 wrote to memory of 1432 4656 svchost.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_2c4b14143713e0395730d62f8ea0315f_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:4628 -
\??\c:\users\admin\appdata\local\temp\2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exec:\users\admin\appdata\local\temp\2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe2⤵
- Executes dropped EXE
PID:2452
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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:3180 -
\??\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:816 -
\??\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:3376 -
\??\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:4656 -
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe PR6⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1432
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\2026-08-09_2c4b14143713e0395730d62f8ea0315f_cobalt-strike_elex_icedid_swisyn_vidar.exe
- Size 652KB
- SHA256 ad7e0d4f72226c5741250658762a4b2f2688a9bea4288ba218ec80d7726630c6
- MD5 0ca2633afbb8f822bf6d9659c8a83975
- SHA1 59e4c648784c4bde5050f99337b852dbaa35a8e5
- SHA512 b0b98e5aef81d5ef0596dbb248cb6dfdaccba7fb6968302dc09324df3642f802406189214ea2008277a53f5829e8a3616675c8727119e9e7e181265168ead99f
- SSDEEP 6144:WaMjvuUwZpaUhLbSh7aw8S9/tvavDXEGZBv56VyvN8nsXxng58OFz+1IdzW:WtVwZpXhyh7zje7f55RvNqYgY1
- TLSH T1E0E48373DDA6CB86E9989836C40601FDBB320E6ECD63619BCA94BD7037B5C11D8C522D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\Themes\explorer.exe
- Size 135KB
- SHA256 bb42e636789a6d941e5bf65fceab332485acabfd1d0deaf29c8c385fcda221b6
- MD5 50dc8541c591063cbd96229e3fafc633
- SHA1 30c970a6c74ef801098add16c2653e1c079329eb
- SHA512 ee76a4ce760dfd836319708c286d38c997229fb61f0c1e26c793d19ef40f00d5c7acfff9183478b81ce394570ec6ad551cca4f2f372a610e4978e6c49bdf87a1
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbV6IWR:UVqoCl/YgjxEufVU0TbTyDDalMIWR
- TLSH T194D30923AE20452EE851C9F27C69E72EB9251E261FD0BD0772A6BB416975207B5F030F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\Themes\icsys.icn.exe
- Size 135KB
- SHA256 3c3276fc1eb18803e8d31427fa20c76aafbe257ff9a484c850fc42986dc2a625
- MD5 a401d077172ac5e5c764fc6dd6348fe4
- SHA1 ceb43bf99b075cea2597be47efd62084e725b82e
- SHA512 f7f496b221fc3451bab23df1afb3175b85d90a03721112d3aab51be79ffbcd8bfc53ab0ee91bb59f5ea0edfc72d60ca3635211dbde6044380a248ae8f70fd2c9
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbV6IWp:UVqoCl/YgjxEufVU0TbTyDDalMIWp
- TLSH T1D3D30A337E50D46ED82189F52CE9EA7DBA211E362BE16D173226BB0425B314779F210F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\spoolsv.exe
- Size 135KB
- SHA256 869bab1222323e462d3f9b88af39e906227b5ba55b20e61ee81b7ece4338ee78
- MD5 f0ba0594d5a41aec17a6c32bf9a78ed2
- SHA1 bf2c01c7f3c4653b3dcce1c7d6036dffa487ddea
- SHA512 d69cd6114e70bbedb831e38c6602a2d43e9911d15af69f615c042a3c517c1ce7b2c792a17fd53734c55b27f4a2fff7b2ee6ad751aefe92f7402132e05e58b01e
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbV6IWKhhhhhhhhhhv:UVqoCl/YgjxEufVU0TbTyDDalMIW+
- TLSH T1A3D30923BE00546EE56289F16CA5D7AEB9614E3A07E5BD4F23A2B70076B150379F430F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\svchost.exe
- Size 135KB
- SHA256 2f6409d68c34e8298c02d52fbc1626256b59d35df84da2e31109d39d5f5b32d8
- MD5 bf8ed2ea2c36591dfda1b6c891a6a3a9
- SHA1 d118adbf46b61428715386957ab740e0ce82a797
- SHA512 a1e8d6f59d264b211f67d0b112769b7657189af52c397395d7396ef5354613ca3ff0d8b8d0bef1223dbe3ea357cce5ca418ca75e7edaf9df130d3e8f4353e244
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbV6IWFTTTTTTTTTTZ:UVqoCl/YgjxEufVU0TbTyDDalMIW/
- TLSH T1E7D3F8237E50642FD85185F068A5D63EBB119F2A1BE16D0B33A6FB41367264376F031B
- MD5 SHA1 SHA512 SSDEEP TLSH