Analysis
- max time kernel
150s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 17:22
Static task
static1
Behavioral task
behavioral1
Sample
2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe
Resource
win11ltsc2024-20260709-en
General
- Target 2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe
- Size 1.1MB
- Sample260808-vx2cha1flg
- SHA256 580b77a22e5a9ef904cbfcb694ad9dbecb940e73b6c8afb0de84d09f79baf458
- MD5 b5ca0ed781e0ba9627d8473851b88914
- SHA1 beff4591bd57db37ad8e5b12e74cc117403298a9
- SHA512 b61f3f13d86520fbfd0613a7dcaf9cc39eae19c19ed1c1a960fe2f28ac8d1dff3d5a209a2b61f85f63a8e77ba7c44b76a162d506f20ce4a1824695506f05330a
- SSDEEP 24576:m5xolYQY6ir5fVFKZ9b75uF0hbYa8MgT8eYWKQg5/QvyaKB/5olaKB/5oO7:hY1413CafqbKBBZKBBz
- TLSH T18E35BF26F64150B7DA8260F054BAA736B939A9350B387EC773E02E652A711C3797D30F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Mofksys worm 12 IoCs
resource yara_rule behavioral2/memory/4608-0-0x0000000000400000-0x000000000042F000-memory.dmp family_mofksys behavioral2/files/0x0005000000016b3f-11.dat family_mofksys behavioral2/files/0x0006000000016cbe-16.dat family_mofksys behavioral2/files/0x001300000001c422-29.dat family_mofksys behavioral2/files/0x000f00000001c424-38.dat family_mofksys behavioral2/memory/3576-47-0x0000000000400000-0x000000000042F000-memory.dmp family_mofksys behavioral2/memory/2404-50-0x0000000000400000-0x000000000042F000-memory.dmp family_mofksys behavioral2/files/0x000e00000001c427-52.dat family_mofksys behavioral2/memory/4608-53-0x0000000000400000-0x000000000042F000-memory.dmp family_mofksys behavioral2/memory/5756-51-0x0000000000400000-0x000000000042F000-memory.dmp family_mofksys behavioral2/memory/3508-54-0x0000000000400000-0x000000000042F000-memory.dmp family_mofksys behavioral2/memory/1496-55-0x0000000000400000-0x000000000042F000-memory.dmp family_mofksys - Modifies WinLogon for persistence 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "C:\\Windows\\explorer.exe, c:\\windows\\system\\explorer.exe" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "C:\\Windows\\explorer.exe, c:\\windows\\system\\explorer.exe" svchost.exe - Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" svchost.exe - Boot or Logon Autostart Execution: Active Setup 2 TTPs 8 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mrsys.exe MR" svchost.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666} svchost.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666} svchost.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666} explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mrsys.exe MR" explorer.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mrsys.exe MR" svchost.exe - Executes dropped EXE 6 IoCs
pid Process 5680 2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe 5756 icsys.icn.exe 3508 explorer.exe 2404 spoolsv.exe 1496 svchost.exe 3576 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\\system\\explorer.exe RO" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\system\\svchost.exe RO" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\system\\explorer.exe RO" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\system\\svchost.exe RO" svchost.exe - Drops file in Windows directory 6 IoCs
description ioc Process File opened for modification C:\Windows\system\udsys.exe explorer.exe File opened for modification \??\c:\windows\system\explorer.exe icsys.icn.exe File opened for modification \??\c:\windows\system\spoolsv.exe explorer.exe File opened for modification \??\c:\windows\system\svchost.exe spoolsv.exe File opened for modification \??\c:\windows\system\explorer.exe explorer.exe File opened for modification \??\c:\windows\system\svchost.exe svchost.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 10 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 2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language at.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language at.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language at.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5756 icsys.icn.exe 5756 icsys.icn.exe 3508 explorer.exe 3508 explorer.exe 3508 explorer.exe 3508 explorer.exe 3508 explorer.exe 3508 explorer.exe 1496 svchost.exe 1496 svchost.exe 1496 svchost.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 3508 explorer.exe 1496 svchost.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 3508 explorer.exe 1496 svchost.exe 1496 svchost.exe 1496 svchost.exe 3508 explorer.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe 3508 explorer.exe 1496 svchost.exe - Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 3508 explorer.exe 1496 svchost.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5680 2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe 5680 2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe - Suspicious use of SendNotifyMessage 2 IoCs
pid Process 5680 2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe 5680 2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe - Suspicious use of SetWindowsHookEx 14 IoCs
pid Process 4608 2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe 4608 2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe 5756 icsys.icn.exe 5756 icsys.icn.exe 3508 explorer.exe 3508 explorer.exe 2404 spoolsv.exe 2404 spoolsv.exe 1496 svchost.exe 1496 svchost.exe 3576 spoolsv.exe 3576 spoolsv.exe 3508 explorer.exe 3508 explorer.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4608 wrote to memory of 5680 4608 2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe 89 PID 4608 wrote to memory of 5756 4608 2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe 90 PID 5756 wrote to memory of 3508 5756 icsys.icn.exe 91 PID 3508 wrote to memory of 2404 3508 explorer.exe 92 PID 2404 wrote to memory of 1496 2404 spoolsv.exe 93 PID 1496 wrote to memory of 3576 1496 svchost.exe 94 PID 1496 wrote to memory of 4780 1496 svchost.exe 95 PID 1496 wrote to memory of 4652 1496 svchost.exe 100 PID 1496 wrote to memory of 1648 1496 svchost.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4608 -
\??\c:\users\admin\appdata\local\temp\2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exec:\users\admin\appdata\local\temp\2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:5680
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C:\Users\Admin\AppData\Local\icsys.icn.exeC:\Users\Admin\AppData\Local\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:5756 -
\??\c:\windows\system\explorer.exec:\windows\system\explorer.exe3⤵
- Modifies WinLogon for persistence
- Modifies visibility of hidden/system files in Explorer
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3508 -
\??\c:\windows\system\spoolsv.exec:\windows\system\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:2404 -
\??\c:\windows\system\svchost.exec:\windows\system\svchost.exe5⤵
- Modifies WinLogon for persistence
- Modifies visibility of hidden/system files in Explorer
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1496 -
\??\c:\windows\system\spoolsv.exec:\windows\system\spoolsv.exe PR6⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3576
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C:\Windows\SysWOW64\at.exeat 18:24 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe6⤵
- System Location Discovery: System Language Discovery
PID:4780
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C:\Windows\SysWOW64\at.exeat 18:25 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe6⤵
- System Location Discovery: System Language Discovery
PID:4652
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C:\Windows\SysWOW64\at.exeat 18:26 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe6⤵
- System Location Discovery: System Language Discovery
PID:1648
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Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
4Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\2026-08-08_b5ca0ed781e0ba9627d8473851b88914_amadey_elex_glassworm_smoke-loader.exe
- Size 870KB
- SHA256 9606a23c6e3ea1ccfc959a7f01d525693b64ad20b00392030e255ab7f960932e
- MD5 a1ab4bf65d039deb1afbf50a53517ff4
- SHA1 4c7ce21d89c50f6de97830ea9ff027e44a83d603
- SHA512 b4f4e4cb979a7f1bb5b4d8fe5ea45ea0db89576c445119009d7efe75eec4284b88de32d6c0159713fbb94e31b6c5e4f21b4eb8d356f91494376a6d231e8e2222
- SSDEEP 24576:Ar5fVFKZ9b75uF0hbYa8MgT8eYWKQg5/QvyaKB/5olaKB/5oO:m413CafqbKBBZKBB
- TLSH T17515BF62B68240F3DA8170B045BAAB329939E13507397EC377E52DB51F521D36E3E389
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\icsys.icn.exe
- Size 206KB
- SHA256 089593b46370e1a182027e02550588d1c115a7cf108a6316b802ab54fdae7c5b
- MD5 71a318a41f489e55a321903daa46c090
- SHA1 4f8f9e29a37900c0ff01dee0a59e7a890c21ddd9
- SHA512 464efc9874f8c9300cce6230863019de71bb64fb070f4c7485ff0999b809624a7003feb8806d808fc181d4db848537cb2cc74f7c6a41eabad3c5d1ea7c9b40ae
- SSDEEP 3072:YvEfVUzSLhIVbV6i5LirrlZrHyrUHUckoMQ2RN6unBo:YvEN2U+T6i5LirrllHy4HUcMQY60o
- TLSH T12D24193BFE00713EE96796F02466B1AAB6251E321F919C4BA3916F4534B0213B1F971F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\mrsys.exe
- Size 206KB
- SHA256 0bd53f0bf353e5ce7d8388c935107405af91e2ced87513cb43430b1f5eb08365
- MD5 88bf54448795c5013edc922b0f013605
- SHA1 d43d9b55c6ee051da2649d532ccbb738b5a2ed3b
- SHA512 890b3a420f0d9b4cde9905e9648438de34a481dae5a9a6116333f6791947d6ba7f80f59bd52724d9609815a50e1324b78596b5f39e71d51424d8a6f52d25c644
- SSDEEP 3072:YvEfVUzSLhIVbV6i5LirrlZrHyrUHUckoMQ2RN6unBv:YvEN2U+T6i5LirrllHy4HUcMQY60v
- TLSH T1D724292FAE40602BE46B89F058A6B2A6BA352D750BC05C4F73D2AF563572503B1F531F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\explorer.exe
- Size 207KB
- SHA256 8647ee3f5b4066b4d13d0a374a0b7581f0c49a7296603e3ea45fe93b7d84baca
- MD5 f0d2b4bde7b8263a787b07d85f07445a
- SHA1 c3064ff5eecea0950b273d713f54e0521a23a504
- SHA512 aced5520a125a0c0c9260dccb39713e1cdcfc12d9ca204c50adf66019a6040a9ab1a8bc432d89c14d04293f4c510cb446b052f5e9cee3ce835d581eeb7bc65e6
- SSDEEP 3072:YvEfVUzSLhIVbV6i5LirrlZrHyrUHUckoMQ2RN6unBk:YvEN2U+T6i5LirrllHy4HUcMQY60k
- TLSH T146242B57FA50213EF4638AF45866E5BAB7212D251B829C4FA3D0AF4834B1017B5F932F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\spoolsv.exe
- Size 206KB
- SHA256 7d1dcad2f4d1969df0af7af282215be0f433589d8f47300a26b1015face0fc41
- MD5 72dc086d38121ac96f25d689db889482
- SHA1 72393ba6a60c46b572d481d8c63d7b8c3818f58e
- SHA512 c048ca9105014f438b389cec53dbd9446c9357fe42279b968b66dda4d23130992815566df5c5c433682108d228d5f495966307900c32bf373866002f1fd2b499
- SSDEEP 3072:YvEfVUzSLhIVbV6i5LirrlZrHyrUHUckoMQ2RN6unB0:YvEN2U+T6i5LirrllHy4HUcMQY600
- TLSH T16E241A1BEA04602EE477C6F16516A1A6B6323E711FD0AC0B63C0AB4638B1567F6F531F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\svchost.exe
- Size 206KB
- SHA256 581a3554bcf807425d8c02987de46a0b0af4062e684c505d519dc5dceb8c1b91
- MD5 fd7dced72477488a0d8c21208fcf3015
- SHA1 23ecdc875b19f3132eea7ceed0e11cfc8359baeb
- SHA512 667ac89efd6a8a61b97adac1b70142219a801794879d47e14d3b892e85e723dd3bf53e115a3985b1ce91388036f94d6188b20dd70ccb6fd9eeffe70c1663ddfc
- SSDEEP 3072:YvEfVUzSLhIVbV6i5LirrlZrHyrUHUckoMQ2RN6unBi:YvEN2U+T6i5LirrllHy4HUcMQY60i
- TLSH T1AB24072BFA01701EE853CAF01866F69ABA322E351B819C4F6790AF553871513B6F131F
- MD5 SHA1 SHA512 SSDEEP TLSH