Analysis
- max time kernel
150s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
01/08/2026, 19:07
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe
- Size 272KB
- Sample260801-xswbsseq31
- SHA256 8ac912eb077aa473aa9a21fd91011a910ad45fa6445ad406f119ec66b8a0bc29
- MD5 e0b3f2ab870dc2089d90f8efaac4a98f
- SHA1 67f5b1016614ad1aae545f8397dae6d4cbcb5e4e
- SHA512 a260629fa26ce5c59ad9fef0f2f299d80822e9e0ce6f13e2237b2d95cb6ad92217586453eca9c933372d86a73d2d43fd962de303fa03293182cb28ef0a300fe6
- SSDEEP 3072:UVqoCl/YgjxEufVU0TbTyDDalvBrLZQUqhg4KJzkvFSva2cCL4c6Vi2dqYIW00a:UsLqdufVUNDaD83y6Ca2bIqYIR0a
- TLSH T1F9546D073A5820E9F62A85B15C619E2DF7317D310BA49F4B23E1A7012E7228B7DF571B
- 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-1-5-21-889581200-2041691093-2048517887-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-21-889581200-2041691093-2048517887-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" explorer.exe - Executes dropped EXE 6 IoCs
pid Process 3120 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 4608 icsys.icn.exe 2164 explorer.exe 4736 spoolsv.exe 4180 svchost.exe 4328 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\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 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_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 - 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 svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spoolsv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_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 - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 4608 icsys.icn.exe - Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 2164 explorer.exe 4180 svchost.exe - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 4608 icsys.icn.exe 4608 icsys.icn.exe 2164 explorer.exe 2164 explorer.exe 4736 spoolsv.exe 4736 spoolsv.exe 4180 svchost.exe 4180 svchost.exe 4328 spoolsv.exe 4328 spoolsv.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1292 wrote to memory of 3120 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 87 PID 1292 wrote to memory of 4608 1292 2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe 88 PID 4608 wrote to memory of 2164 4608 icsys.icn.exe 89 PID 2164 wrote to memory of 4736 2164 explorer.exe 90 PID 4736 wrote to memory of 4180 4736 spoolsv.exe 91 PID 4180 wrote to memory of 4328 4180 svchost.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_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:1292 -
\??\c:\users\admin\appdata\local\temp\2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exec:\users\admin\appdata\local\temp\2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe2⤵
- Executes dropped EXE
PID:3120
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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:4608 -
\??\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:2164 -
\??\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:4736 -
\??\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:4180 -
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe PR6⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4328
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\2026-08-01_e0b3f2ab870dc2089d90f8efaac4a98f_cobalt-strike_elex_icedid_njrat_swisyn_vidar.exe
- Size 137KB
- SHA256 21c9dab8c0377af2e02876b92a50312382342eeb3c18e0cbfa6892ab40563d12
- MD5 d01771ee9a059e17f6f246358aa548ee
- SHA1 5383da171adf26bf826d47e9db5e7ccbe287ff1c
- SHA512 6246c26a10d42aeea5335c6b1edb13377db9ed949bd6000e399e32d05469083a5308a69999003b444aaf8cfb7cee8ec09302166a45224b07f7f83c393bdd9036
- SSDEEP 3072:XLZQUqhg4KJzkvFSva2cCL4c6Vi2dqYIW00:783y6Ca2bIqYIR0
- TLSH T185D34A0773DD30F9F26E42B88C529E19D77278310A218B9F03E016572F673999DBAB60
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\Themes\explorer.exe
- Size 135KB
- SHA256 1a815874826a31e80e66dd9d3eccb805c55bd8c667f7eea720859d188129bfa0
- MD5 058711e2ce94d70300de864e6528f4a1
- SHA1 889b2ad8bfe95834486f9601ee19226fed07c618
- SHA512 1f4aaa11b805e9ef66b2623e48dcb72639860ff5bcb45892c2e10b7926a90fd5447291d475bd4be82308cbd53d34244e3ded81550c13241eb433cc3ccff26aa2
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVhBB:UVqoCl/YgjxEufVU0TbTyDDalvBB
- TLSH T1A5D30A236E54102BE822C9F178A9C76FB9216F3A0BE06D0772A6B710257724775F621F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\Themes\icsys.icn.exe
- Size 135KB
- SHA256 778fe84c00f08b0be44c828eb54d830ae8cf889a2b91f35429528c7bd86082ab
- MD5 e636040dfacda57ced0e5c919fce7e2b
- SHA1 6db2999b7cc35a97606ea96db2ebc81d7856d098
- SHA512 8d5dbe996eb182cc9a1705bd30b8bc7a5767c95e95b126d5475eb920b31610f4147901a26db5b0d8903a382c18ae8bfe54e5b81840719f9c382804db6ef3a050
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVhBT:UVqoCl/YgjxEufVU0TbTyDDalvBT
- TLSH T106D30A176E10402EF921C9F22CA9D62EF6215E360BE8AD477362FB04797124B79F521F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\spoolsv.exe
- Size 135KB
- SHA256 e621f19689407edce9f6b4a53bb1ef1e53c4e9317382ed3fb23dc7e351c9883d
- MD5 9bb3b7585fbe1071eccbab158d6a3abd
- SHA1 bb4c65e5160932c37591cfd90d3df25112a0ce96
- SHA512 d0132aeb8629513c6b590f54b8c2b960cdac5841d10879c7b99d51896d2d0f62bcd3c5bab28eb11c2e8074ad5f5e22e6d4ef5357289056338ecd61b3e0c3dc08
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVhBk:UVqoCl/YgjxEufVU0TbTyDDalvBk
- TLSH T1AFD32923BE00442ED462CBF129A9979D79161E390FD1AD5B3AB2FB007971243B5F921F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\svchost.exe
- Size 135KB
- SHA256 49819e8a78bb7a127acb1d6e5c234d2f9bf5c4d43470f5a74c49184378dd0dba
- MD5 b69d6da837febe49c5f565b343f0dc6f
- SHA1 a90f456eae1a020d81810fe18cc557cd230be112
- SHA512 27f08e9776ff56d3f366a1fc9b46ff0529c2491ff53871deac51a50c9be9b69cec41351963dfcdb96fb0bdfc44b365803625319a60bce2e01dee074bf83c5810
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVhB2:UVqoCl/YgjxEufVU0TbTyDDalvB2
- TLSH T11AD31833FE20582ED41285F12CA1CA697E225E260BD5AD4373A7FB64267234776F121F
- MD5 SHA1 SHA512 SSDEEP TLSH