Analysis
- max time kernel
106s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
26/10/2026, 12:24
General
- Target 2026-10-25_ca4f3cd697b13151f76ba93580e5e0d3_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 2.0MB
- Sample261026-plbd2sdy4x
- SHA256 76faa7e577307017283a7f4375a9316e8c8bac9350ace80a4e57611d28c4919b
Malware Config
Signatures
- Family: DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
- Modifies WinLogon for persistence 2 TTPs 3 IoCs
- Process spawned unexpected child process 9 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
- UAC bypass 3 TTPs 3 IoCs
- Detects executables packed with SmartAssembly 7 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Drops file in Drivers directory 1 IoCs
- Executes dropped EXE 3 IoCs
- Adds Run key to start application 2 TTPs 6 IoCs
- Checks whether UAC is enabled 1 TTPs 2 IoCs
- SmartAssembly .NET packer 7 IoCs
Detects SmartAssembly .NET packer.
- Drops file in Windows directory 5 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 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 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 9 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 8 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
- System policy modification 1 TTPs 3 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
-
C:\Users\Admin\AppData\Local\Temp\2026-10-25_ca4f3cd697b13151f76ba93580e5e0d3_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-25_ca4f3cd697b13151f76ba93580e5e0d3_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"1⤵
- Modifies WinLogon for persistence
- UAC bypass
- Drops file in Drivers directory
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\2026-10-25_ca4f3cd697b13151f76ba93580e5e0d3_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows.old\wininit.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\Installer\{79D068F5-40E4-3614-A683-E351DF40BEBD}\sppsvc.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\Links\OfficeClickToRun.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\v1BFFgLzHm.bat"2⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\w32tm.exew32tm /stripchart /computer:localhost /period:5 /dataonly /samples:23⤵
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C:\Windows\system32\w32tm.exew32tm /stripchart /computer:localhost /period:5 /dataonly /samples:24⤵
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C:\Users\Admin\Links\OfficeClickToRun.exe"C:\Users\Admin\Links\OfficeClickToRun.exe"3⤵
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininitw" /sc MINUTE /mo 11 /tr "'C:\Windows.old\wininit.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Windows.old\wininit.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininitw" /sc MINUTE /mo 8 /tr "'C:\Windows.old\wininit.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 11 /tr "'C:\Windows\Installer\{79D068F5-40E4-3614-A683-E351DF40BEBD}\sppsvc.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\Windows\Installer\{79D068F5-40E4-3614-A683-E351DF40BEBD}\sppsvc.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 5 /tr "'C:\Windows\Installer\{79D068F5-40E4-3614-A683-E351DF40BEBD}\sppsvc.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 14 /tr "'C:\Users\Admin\Links\OfficeClickToRun.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "OfficeClickToRun" /sc ONLOGON /tr "'C:\Users\Admin\Links\OfficeClickToRun.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 14 /tr "'C:\Users\Admin\Links\OfficeClickToRun.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
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C:\Windows.old\wininit.exe"C:\Windows.old\wininit.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\Links\OfficeClickToRun.exe"C:\Users\Admin\Links\OfficeClickToRun.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Installer\{79D068F5-40E4-3614-A683-E351DF40BEBD}\sppsvc.exe"C:\Windows\Installer\{79D068F5-40E4-3614-A683-E351DF40BEBD}\sppsvc.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
4Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_drvchxiz.pga.psm1
v1BFFgLzHm.bat
wininit.exe
memory/3196-12626-0x0000000002670000-0x00000000026A6000-memory.dmp
memory/3196-16616-0x0000000004F70000-0x00000000055BA000-memory.dmp
memory/3196-19429-0x0000000004E30000-0x0000000004E52000-memory.dmp
memory/3196-19478-0x0000000004ED0000-0x0000000004F36000-memory.dmp
memory/3196-20976-0x0000000070040000-0x000000007008C000-memory.dmp
memory/3196-19834-0x0000000005700000-0x0000000005A5B000-memory.dmp
memory/5868-38-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-5239-0x0000000006CB0000-0x0000000006CBA000-memory.dmp
memory/5868-21-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-24-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-94-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-132-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-126-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-124-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-122-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-120-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-118-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-116-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-114-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-113-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-110-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-108-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-107-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-104-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-102-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-129-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-130-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-100-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-98-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-96-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-92-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-90-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-88-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-86-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-84-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-82-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-80-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-78-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-76-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-74-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-72-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-70-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-68-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-66-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-64-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-62-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-60-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-56-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-54-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-52-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-51-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-48-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-46-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-44-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-42-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-40-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-36-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-34-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-59-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-32-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-6-0x0000000074EA0000-0x000000007565C000-memory.dmp
memory/5868-30-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-28-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-26-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-5-0x0000000005310000-0x00000000055C6000-memory.dmp
memory/5868-22-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-5231-0x0000000002D70000-0x0000000002D78000-memory.dmp
memory/5868-14-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-12-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-8-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-7-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-10-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-2107-0x0000000074EA0000-0x000000007565C000-memory.dmp
memory/5868-5228-0x0000000074EA0000-0x000000007565C000-memory.dmp
memory/5868-5229-0x0000000002CE0000-0x0000000002CFC000-memory.dmp
memory/5868-5230-0x0000000002D10000-0x0000000002D60000-memory.dmp
memory/5868-5232-0x0000000006610000-0x0000000006620000-memory.dmp
memory/5868-16-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-5233-0x0000000006620000-0x0000000006636000-memory.dmp
memory/5868-5235-0x0000000006670000-0x0000000006682000-memory.dmp
memory/5868-5234-0x0000000006660000-0x0000000006668000-memory.dmp
memory/5868-5236-0x0000000006CA0000-0x0000000006CA8000-memory.dmp
memory/5868-5237-0x0000000008F80000-0x0000000008F90000-memory.dmp
memory/5868-5238-0x0000000009100000-0x0000000009192000-memory.dmp
memory/5868-18-0x0000000005310000-0x00000000055C1000-memory.dmp
memory/5868-5241-0x0000000008F90000-0x0000000008F9C000-memory.dmp
memory/5868-5240-0x0000000008F70000-0x0000000008F78000-memory.dmp
memory/5868-5242-0x0000000008FC0000-0x0000000008FC8000-memory.dmp
memory/5868-5244-0x0000000008FD0000-0x0000000008FE2000-memory.dmp
memory/5868-5245-0x00000000091A0000-0x00000000096CC000-memory.dmp
memory/5868-5246-0x0000000009070000-0x000000000907C000-memory.dmp
memory/5868-5247-0x0000000009090000-0x000000000909C000-memory.dmp
memory/5868-5248-0x00000000090A0000-0x00000000090AC000-memory.dmp
memory/5868-5249-0x00000000090C0000-0x00000000090CC000-memory.dmp
memory/5868-5250-0x00000000090D0000-0x00000000090D8000-memory.dmp
memory/5868-5252-0x0000000009A50000-0x0000000009A5E000-memory.dmp
memory/5868-5255-0x0000000009AA0000-0x0000000009AAA000-memory.dmp
memory/5868-5254-0x0000000009A90000-0x0000000009A98000-memory.dmp
memory/5868-5253-0x0000000009A80000-0x0000000009A88000-memory.dmp
memory/5868-5257-0x0000000074EA0000-0x000000007565C000-memory.dmp
memory/5868-5256-0x0000000009AD0000-0x0000000009ADC000-memory.dmp
memory/5868-5251-0x00000000090F0000-0x00000000090FA000-memory.dmp
memory/5868-5259-0x0000000009AF0000-0x0000000009B56000-memory.dmp
memory/5868-4-0x0000000005890000-0x0000000005E4A000-memory.dmp
memory/5868-3-0x0000000074EA0000-0x000000007565C000-memory.dmp
memory/5868-2-0x0000000074EA0000-0x000000007565C000-memory.dmp
memory/5868-5261-0x0000000074EA0000-0x000000007565C000-memory.dmp
memory/5868-8172-0x0000000074EA0000-0x000000007565C000-memory.dmp
memory/5868-8992-0x0000000074EA0000-0x000000007565C000-memory.dmp
memory/5868-9319-0x0000000074EA0000-0x000000007565C000-memory.dmp
memory/5868-20965-0x0000000074EA0000-0x000000007565C000-memory.dmp
memory/5868-0-0x0000000074EB2000-0x0000000074EB3000-memory.dmp
memory/5868-1-0x00000000055D0000-0x0000000005888000-memory.dmp
memory/6756-20967-0x00000000062D0000-0x000000000631C000-memory.dmp
memory/6756-20979-0x0000000070040000-0x000000007008C000-memory.dmp
memory/6756-20966-0x0000000005D80000-0x0000000005D9E000-memory.dmp
memory/7740-20968-0x0000000006910000-0x0000000006946000-memory.dmp
memory/7740-20969-0x0000000070040000-0x000000007008C000-memory.dmp
memory/7740-20973-0x0000000006950000-0x0000000006970000-memory.dmp
memory/7740-20983-0x0000000007D20000-0x000000000839C000-memory.dmp
memory/7740-20986-0x0000000007930000-0x00000000079C6000-memory.dmp
memory/7800-20972-0x0000000070040000-0x000000007008C000-memory.dmp
memory/7800-20980-0x00000000077F0000-0x0000000007893000-memory.dmp
memory/7800-20984-0x0000000007AF0000-0x0000000007B0A000-memory.dmp
memory/7800-20985-0x0000000007B60000-0x0000000007B6A000-memory.dmp