Analysis
- max time kernel
150s - 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, 02:11
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe
- Size 773KB
- Sample260809-cl9wdsyckf
- SHA256 1f08f46df12cdcadf18f911bf9f06cb5c2299ce3878a203fc867833414241037
- MD5 579647ca62f25e926b2d438998ff8c4e
- SHA1 a4af00ba6a0369d3ebcd9c5206c747e9f3734f66
- SHA512 b507e9470607d4163d3634e319f40df91637d1bee008ac2f753457e6747f95b2abba22eb755d1436caa2f64578be990681adcc40cf4375051677cdf453d39e0b
- SSDEEP 12288:PFUNDafoCCYOVOELbT3th+9GAEuwbpO5B+l5kwYf:PFOaAfOED3theEBO5Ml5Uf
- TLSH T19BF44B4AF7248CAEF6115AB96CE5D07E351C6D312E07CF0B2310B1984F63A6CBD92679
- 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-1-5-21-4046655672-1449839301-2197395821-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-4046655672-1449839301-2197395821-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" svchost.exe - Executes dropped EXE 6 IoCs
pid Process 2896 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 720 icsys.icn.exe 2216 explorer.exe 4240 spoolsv.exe 5632 svchost.exe 4104 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\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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.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\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 File opened for modification C:\Windows\Resources\Themes\icsys.icn.exe 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.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_579647ca62f25e926b2d438998ff8c4e_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 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe 720 icsys.icn.exe - Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 2216 explorer.exe 5632 svchost.exe - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 720 icsys.icn.exe 720 icsys.icn.exe 2216 explorer.exe 2216 explorer.exe 4240 spoolsv.exe 4240 spoolsv.exe 5632 svchost.exe 5632 svchost.exe 4104 spoolsv.exe 4104 spoolsv.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4168 wrote to memory of 2896 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 90 PID 4168 wrote to memory of 720 4168 2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe 91 PID 720 wrote to memory of 2216 720 icsys.icn.exe 92 PID 2216 wrote to memory of 4240 2216 explorer.exe 93 PID 4240 wrote to memory of 5632 4240 spoolsv.exe 94 PID 5632 wrote to memory of 4104 5632 svchost.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_579647ca62f25e926b2d438998ff8c4e_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:4168 -
\??\c:\users\admin\appdata\local\temp\2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exec:\users\admin\appdata\local\temp\2026-08-09_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe2⤵
- Executes dropped EXE
PID:2896
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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:720 -
\??\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:2216 -
\??\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:4240 -
\??\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:5632 -
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe PR6⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4104
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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_579647ca62f25e926b2d438998ff8c4e_cobalt-strike_elex_icedid_swisyn_vidar.exe
- Size 638KB
- SHA256 ea46447abcbe713baf1766e60708448934a5fbb5f3e365ea43c5b9de597a5b84
- MD5 48e1139e21f0c41ff9f6ef5bf55631cc
- SHA1 a5d4ceb93b4e8a05d835dc602db64bc957879ac7
- SHA512 805b7f885e97061310667f227f66fc7d7882220921e0a11e330589250171f7a29dfa6128b58409de37b19472fe2fc084825bc417d19cb498742fd7feb96cc391
- SSDEEP 12288:soCCYOVOELbT3th+9GAEuwbpO5B+l5kwY:XfOED3theEBO5Ml5U
- TLSH T184D4298DF7248CEEF6116B796CE5D07E255CBD312D07CB0A2310A1998F53A6CBD42A78
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\Themes\explorer.exe
- Size 135KB
- SHA256 d4ae4294854d41ad5ecd3c3113085039b2f303318fa6d113aac6fdf9dea4f584
- MD5 c5e2a6666d1422c3fd83e06cf3c4ba10
- SHA1 6fd4366c1f0e2070318350bb967aa9699a1fb867
- SHA512 87a1a2c1c09cd2034a971ec02c8e87f341c04c8f4484862cddbb6f2c6e2ac0ba94aac06c2d5c988b86ce70948db08c5981330e8f789c90349aada4abda3ad4bd
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVBCQ2X:UVqoCl/YgjxEufVU0TbTyDDalv2X
- TLSH T100D30823BE14102ED42289F21CA9D63EB9266E361F94AD07B6D5BB1039F5503B5F831F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\Themes\icsys.icn.exe
- Size 135KB
- SHA256 69849c5c83020dc207797e67ec1f5ee05a98b825e1a635b1508c4f9157542032
- MD5 eaa92a0d30a1b7ada4d996e2d084d6e3
- SHA1 152e5b742e3d9402a223aaa5632a64431f5eff32
- SHA512 1e7cf79991aec3b729db86eb5d797fdd8ac713a3cb636b4d6ad927a50e5168eda999aa1bfb361349c73f6c0098c7bfa240ccd31182eaa0e170866b79d6303106
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVBCQ29:UVqoCl/YgjxEufVU0TbTyDDalv29
- TLSH T1C7D33A23BE28545ED515C8F168A4C66FB9291F720FA1BE037752BB003A7250BB6F524F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\spoolsv.exe
- Size 135KB
- SHA256 2e4fe1bf20ecb4777190e65dd32ee024d80b4fa2afd6fb95c24e7892f8ea444f
- MD5 15bb217bcd99ab6dd64b5b6c598fd304
- SHA1 3ed130d60a354608a6c3a72ea11b798e08a7cb4e
- SHA512 efa97c993c6e394143960ac4f48d5c9ede62c99b3e27263bd57191b596770818484f4288e919ea1c4918686a83dd148e14e0fcf860769d5f17eeadc50fcf8b3c
- SSDEEP 3072:UVqoCl/YgjxEufVU0TbTyDDalv2sqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq8:UsLqdufVUNDatP
- TLSH T17ED3F923AD10583FD821C9F16CA9D62EBA265E251BA1FC4773E6BB04657224336F170F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Resources\svchost.exe
- Size 135KB
- SHA256 f80353e4ff529132d3b3e4aa032bb50a8a52ce9f063bee3880099fd69cfeaa42
- MD5 758665e9b35491b938ccfa24421e63dc
- SHA1 0fb2c1379831ac8e8ddf5ef34e0fc7da4ccd7113
- SHA512 51f085d0a99222d7d3be043fdfdd63338d2ae88a08f9ed6a2ea7de47b79d6937b5c984b69bcc85b0dea31c4d1a38902e47863a8fec2b2b0ff81c8c04d6834615
- SSDEEP 1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVBCQ23:UVqoCl/YgjxEufVU0TbTyDDalv23
- TLSH T13ED3F923AE50A12FDA2585F11C66EA2EFD622E3617E1BD477392AB04597320375F130F
- MD5 SHA1 SHA512 SSDEEP TLSH