Analysis
- max time kernel
149s - max time network
74s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
14/10/2026, 16:03
Static task
static1
Behavioral task
behavioral1
Sample
2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe
- Size 1.1MB
- Sample261014-thk7asfv3z
- SHA256 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd
- MD5 800dc6c4133d24b925066e921c8ae97f
- SHA1 2be85e23c3e71d86c214f88c9bfa37c92a485d16
- SHA512 f671498bd2e07e9cdfb619ace14b435fd5fce2a6c95110ec8b103043e4ec696caad59eecdf087b5f7df0bcedc494cdd2b7bb720191cf27f9e821d0f0685148aa
- SSDEEP 24576:nhNn3o3a0KaMVCcOozk9H+pOQUc4+F6Ly++cUVF1ouhK0XfC:nhJokBVCcHzYH+pOQUxRLy+vUr1bN
- TLSH T17C459C3D9D742FD5E132F6740A65E091F6D082FAB300CB561FE68A485279735A2EF02E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Family: DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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resource yara_rule behavioral2/memory/2380-13-0x0000000000400000-0x0000000000528000-memory.dmp dcrat behavioral2/memory/2380-13-0x0000000000400000-0x0000000000528000-memory.dmp family_dcrat_v2 - Process spawned unexpected child process 9 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5696 4104 schtasks.exe 91 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3312 4104 schtasks.exe 91 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 6108 4104 schtasks.exe 91 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1868 4104 schtasks.exe 91 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1836 4104 schtasks.exe 91 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3400 4104 schtasks.exe 91 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3236 4104 schtasks.exe 91 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5552 4104 schtasks.exe 91 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2452 4104 schtasks.exe 91 - UAC bypass 3 TTPs 9 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" fontdrvhost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" fontdrvhost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" ctfmon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" fontdrvhost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ctfmon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" ctfmon.exe - 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.
pid Process 4200 powershell.exe 5656 powershell.exe 2012 powershell.exe 5872 powershell.exe - Executes dropped EXE 10 IoCs
pid Process 1604 fontdrvhost.exe 5928 wininit.exe 5524 ctfmon.exe 2808 ctfmon.exe 5636 fontdrvhost.exe 4168 fontdrvhost.exe 2996 wininit.exe 4828 ctfmon.exe 5720 ctfmon.exe 676 ctfmon.exe - Checks whether UAC is enabled 1 TTPs 6 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA fontdrvhost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" fontdrvhost.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ctfmon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ctfmon.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe - SmartAssembly .NET packer 2 IoCs
Detects SmartAssembly .NET packer.
resource yara_rule behavioral2/memory/2380-18-0x0000000005F00000-0x0000000005F10000-memory.dmp SmartAssembly behavioral2/memory/2380-23-0x0000000006090000-0x000000000609A000-memory.dmp SmartAssembly - Suspicious use of SetThreadContext 5 IoCs
description pid Process procid_target PID 5280 set thread context of 2380 5280 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 90 PID 1604 set thread context of 4168 1604 fontdrvhost.exe 122 PID 5928 set thread context of 2996 5928 wininit.exe 123 PID 5524 set thread context of 4828 5524 ctfmon.exe 124 PID 2808 set thread context of 676 2808 ctfmon.exe 126 - Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Windows Defender\it-IT\RCX87A8.tmp 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe File opened for modification C:\Program Files (x86)\Windows Defender\it-IT\wininit.exe 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe File created C:\Program Files (x86)\Windows Defender\it-IT\wininit.exe 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe File created C:\Program Files (x86)\Windows Defender\it-IT\56085415360792 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe File opened for modification C:\Program Files (x86)\Windows Defender\it-IT\RCX8749.tmp 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\UUS\x86\de-DE\sppsvc.exe 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe - 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.
pid Process 1008 cmd.exe - 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.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe - System Location Discovery: System Language Discovery 1 TTPs 16 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 wininit.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ctfmon.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ctfmon.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ctfmon.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fontdrvhost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language w32tm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ctfmon.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wininit.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fontdrvhost.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4280978039-528710165-233981602-1000_Classes\Local Settings 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 9 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1868 schtasks.exe 1836 schtasks.exe 3236 schtasks.exe 3400 schtasks.exe 5552 schtasks.exe 2452 schtasks.exe 5696 schtasks.exe 3312 schtasks.exe 6108 schtasks.exe - Suspicious behavior: EnumeratesProcesses 32 IoCs
pid Process 5280 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 5280 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 4200 powershell.exe 4200 powershell.exe 5656 powershell.exe 5656 powershell.exe 2012 powershell.exe 2012 powershell.exe 5872 powershell.exe 5872 powershell.exe 4200 powershell.exe 2012 powershell.exe 5656 powershell.exe 5872 powershell.exe 1604 fontdrvhost.exe 1604 fontdrvhost.exe 4168 fontdrvhost.exe 4168 fontdrvhost.exe 2808 ctfmon.exe 2808 ctfmon.exe 676 ctfmon.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 5280 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe Token: SeDebugPrivilege 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe Token: SeDebugPrivilege 2012 powershell.exe Token: SeDebugPrivilege 4200 powershell.exe Token: SeDebugPrivilege 5656 powershell.exe Token: SeDebugPrivilege 5872 powershell.exe Token: SeIncreaseQuotaPrivilege 4200 powershell.exe Token: SeSecurityPrivilege 4200 powershell.exe Token: SeTakeOwnershipPrivilege 4200 powershell.exe Token: SeLoadDriverPrivilege 4200 powershell.exe Token: SeSystemProfilePrivilege 4200 powershell.exe Token: SeSystemtimePrivilege 4200 powershell.exe Token: SeProfSingleProcessPrivilege 4200 powershell.exe Token: SeIncBasePriorityPrivilege 4200 powershell.exe Token: SeCreatePagefilePrivilege 4200 powershell.exe Token: SeBackupPrivilege 4200 powershell.exe Token: SeRestorePrivilege 4200 powershell.exe Token: SeShutdownPrivilege 4200 powershell.exe Token: SeDebugPrivilege 4200 powershell.exe Token: SeSystemEnvironmentPrivilege 4200 powershell.exe Token: SeRemoteShutdownPrivilege 4200 powershell.exe Token: SeUndockPrivilege 4200 powershell.exe Token: SeManageVolumePrivilege 4200 powershell.exe Token: 33 4200 powershell.exe Token: 34 4200 powershell.exe Token: 35 4200 powershell.exe Token: 36 4200 powershell.exe Token: SeIncreaseQuotaPrivilege 2012 powershell.exe Token: SeSecurityPrivilege 2012 powershell.exe Token: SeTakeOwnershipPrivilege 2012 powershell.exe Token: SeLoadDriverPrivilege 2012 powershell.exe Token: SeSystemProfilePrivilege 2012 powershell.exe Token: SeSystemtimePrivilege 2012 powershell.exe Token: SeProfSingleProcessPrivilege 2012 powershell.exe Token: SeIncBasePriorityPrivilege 2012 powershell.exe Token: SeCreatePagefilePrivilege 2012 powershell.exe Token: SeBackupPrivilege 2012 powershell.exe Token: SeRestorePrivilege 2012 powershell.exe Token: SeShutdownPrivilege 2012 powershell.exe Token: SeDebugPrivilege 2012 powershell.exe Token: SeSystemEnvironmentPrivilege 2012 powershell.exe Token: SeRemoteShutdownPrivilege 2012 powershell.exe Token: SeUndockPrivilege 2012 powershell.exe Token: SeManageVolumePrivilege 2012 powershell.exe Token: 33 2012 powershell.exe Token: 34 2012 powershell.exe Token: 35 2012 powershell.exe Token: 36 2012 powershell.exe Token: SeIncreaseQuotaPrivilege 5656 powershell.exe Token: SeSecurityPrivilege 5656 powershell.exe Token: SeTakeOwnershipPrivilege 5656 powershell.exe Token: SeLoadDriverPrivilege 5656 powershell.exe Token: SeSystemProfilePrivilege 5656 powershell.exe Token: SeSystemtimePrivilege 5656 powershell.exe Token: SeProfSingleProcessPrivilege 5656 powershell.exe Token: SeIncBasePriorityPrivilege 5656 powershell.exe Token: SeCreatePagefilePrivilege 5656 powershell.exe Token: SeBackupPrivilege 5656 powershell.exe Token: SeRestorePrivilege 5656 powershell.exe Token: SeShutdownPrivilege 5656 powershell.exe Token: SeDebugPrivilege 5656 powershell.exe Token: SeSystemEnvironmentPrivilege 5656 powershell.exe Token: SeRemoteShutdownPrivilege 5656 powershell.exe Token: SeUndockPrivilege 5656 powershell.exe - Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 5280 wrote to memory of 5208 5280 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 89 PID 5280 wrote to memory of 2380 5280 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 90 PID 5280 wrote to memory of 2380 5280 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 90 PID 5280 wrote to memory of 2380 5280 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 90 PID 5280 wrote to memory of 2380 5280 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 90 PID 5280 wrote to memory of 2380 5280 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 90 PID 2380 wrote to memory of 5656 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 107 PID 2380 wrote to memory of 2012 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 108 PID 2380 wrote to memory of 5872 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 109 PID 2380 wrote to memory of 4200 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 110 PID 2380 wrote to memory of 1008 2380 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe 115 PID 1008 wrote to memory of 2800 1008 cmd.exe 117 PID 2800 wrote to memory of 3264 2800 w32tm.exe 118 PID 1008 wrote to memory of 2808 1008 cmd.exe 120 PID 1604 wrote to memory of 5636 1604 fontdrvhost.exe 121 PID 1604 wrote to memory of 4168 1604 fontdrvhost.exe 122 PID 1604 wrote to memory of 4168 1604 fontdrvhost.exe 122 PID 1604 wrote to memory of 4168 1604 fontdrvhost.exe 122 PID 1604 wrote to memory of 4168 1604 fontdrvhost.exe 122 PID 1604 wrote to memory of 4168 1604 fontdrvhost.exe 122 PID 5928 wrote to memory of 2996 5928 wininit.exe 123 PID 5928 wrote to memory of 2996 5928 wininit.exe 123 PID 5928 wrote to memory of 2996 5928 wininit.exe 123 PID 5928 wrote to memory of 2996 5928 wininit.exe 123 PID 5928 wrote to memory of 2996 5928 wininit.exe 123 PID 5524 wrote to memory of 4828 5524 ctfmon.exe 124 PID 5524 wrote to memory of 4828 5524 ctfmon.exe 124 PID 5524 wrote to memory of 4828 5524 ctfmon.exe 124 PID 5524 wrote to memory of 4828 5524 ctfmon.exe 124 PID 5524 wrote to memory of 4828 5524 ctfmon.exe 124 PID 2808 wrote to memory of 5720 2808 ctfmon.exe 125 PID 2808 wrote to memory of 676 2808 ctfmon.exe 126 PID 2808 wrote to memory of 676 2808 ctfmon.exe 126 PID 2808 wrote to memory of 676 2808 ctfmon.exe 126 PID 2808 wrote to memory of 676 2808 ctfmon.exe 126 PID 2808 wrote to memory of 676 2808 ctfmon.exe 126 - System policy modification 1 TTPs 9 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" fontdrvhost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ctfmon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" ctfmon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" ctfmon.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" fontdrvhost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" fontdrvhost.exe - 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\2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe"C:\Users\Admin\AppData\Local\Temp\2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5280 -
C:\Users\Admin\AppData\Local\Temp\2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe"{path}"2⤵PID:5208
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C:\Users\Admin\AppData\Local\Temp\2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe"{path}"2⤵
- UAC bypass
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2380 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5656
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Windows Defender\it-IT\wininit.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2012
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows.old\ctfmon.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5872
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\fontdrvhost.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4200
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\2jWrKESR9g.bat"3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1008 -
C:\Windows\SysWOW64\w32tm.exew32tm /stripchart /computer:localhost /period:5 /dataonly /samples:24⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2800 -
C:\Windows\system32\w32tm.exew32tm /stripchart /computer:localhost /period:5 /dataonly /samples:25⤵PID:3264
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C:\Windows.old\ctfmon.exe"C:\Windows.old\ctfmon.exe"4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2808 -
C:\Windows.old\ctfmon.exe"{path}"5⤵
- Executes dropped EXE
PID:5720
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C:\Windows.old\ctfmon.exe"{path}"5⤵
- UAC bypass
- Executes dropped EXE
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- System policy modification
PID:676
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininitw" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Windows Defender\it-IT\wininit.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5696
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Defender\it-IT\wininit.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3312
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininitw" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Windows Defender\it-IT\wininit.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:6108
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "ctfmonc" /sc MINUTE /mo 5 /tr "'C:\Windows.old\ctfmon.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1868
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "ctfmon" /sc ONLOGON /tr "'C:\Windows.old\ctfmon.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1836
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "ctfmonc" /sc MINUTE /mo 11 /tr "'C:\Windows.old\ctfmon.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3400
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3236
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5552
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2452
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C:\Recovery\WindowsRE\fontdrvhost.exe"C:\Recovery\WindowsRE\fontdrvhost.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1604 -
C:\Recovery\WindowsRE\fontdrvhost.exe"{path}"2⤵
- Executes dropped EXE
PID:5636
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C:\Recovery\WindowsRE\fontdrvhost.exe"{path}"2⤵
- UAC bypass
- Executes dropped EXE
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- System policy modification
PID:4168
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C:\Program Files (x86)\Windows Defender\it-IT\wininit.exe"C:\Program Files (x86)\Windows Defender\it-IT\wininit.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5928 -
C:\Program Files (x86)\Windows Defender\it-IT\wininit.exe"{path}"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2996
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C:\Windows.old\ctfmon.exe"C:\Windows.old\ctfmon.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5524 -
C:\Windows.old\ctfmon.exe"{path}"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4828
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Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
2Replay Monitor
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Downloads
- Path C:\Recovery\WindowsRE\fontdrvhost.exe
- Size 1.1MB
- SHA256 2fbb29a74a5a403d826bc71d9ba3c934702ce3c936d192ba2e21a4f2b5994ccd
- MD5 800dc6c4133d24b925066e921c8ae97f
- SHA1 2be85e23c3e71d86c214f88c9bfa37c92a485d16
- SHA512 f671498bd2e07e9cdfb619ace14b435fd5fce2a6c95110ec8b103043e4ec696caad59eecdf087b5f7df0bcedc494cdd2b7bb720191cf27f9e821d0f0685148aa
- SSDEEP 24576:nhNn3o3a0KaMVCcOozk9H+pOQUc4+F6Ly++cUVF1ouhK0XfC:nhJokBVCcHzYH+pOQUxRLy+vUr1bN
- TLSH T17C459C3D9D742FD5E132F6740A65E091F6D082FAB300CB561FE68A485279735A2EF02E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 21KB
- SHA256 865eda015cc813f57e0c819e3909f647e94be482b754b951d1690d40bc968e14
- MD5 56869f7c192f62864a26d709cb4246d7
- SHA1 22b7adf55220618d2fa103b01fecadff83ab4574
- SHA512 1b68424b9ee54ed36f65a356553020004512fd9969bf5ea70920831081aa1d17afad6ba4a556961b5733eab9f90941923b69d67b753cfefe79d6bb4a2f418c86
- SSDEEP 384:/8mboT1iBGSGW14bHew3H/9gejrr2PnZIAXr48+dW7VIzKwYvYbhNaPMWRtXZRfq:R0Z6GJWiLtH/9B6RIAXrX++o3bhNaPlg
- TLSH T16BA2B578213F6DC7D8D216B010D10AE7FBE4E489DAB65198BF1BDA2F4C90EB74A60524
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 21KB
- SHA256 8234f7efbf01d43945df792bb3ef595ebc95eaf2fd0c5e5d63d820a22b88eefa
- MD5 8003bf083007d5fc204dcdcb89527b97
- SHA1 4706282894cd7f0eeb5fa1d4f3872526bc8634f2
- SHA512 b1f62179e0d12ecd484df4c73d3effc6b9862a463f6265df7409e2fc866f194a19ae0e41ef6aa90fe63bce8987f7e89d0b197734762d37679a141bad14c702b2
- SSDEEP 384:/SEboT1iBGSGW14bl7xdq/zyPIg3r2PJhHIAXr48+dW7VIzKwYvYbhNaPMWRtXZU:t0Z6GJWih1dq/z+v6XIAXrX++o3bhNay
- TLSH T12DA2B678213F6DC7D8D226B010D10AF7FBE4D489DAB65198AF1BDE2F4C90EB64A60524
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 21KB
- SHA256 3d95bcdc701276cdeadba51af97c66236241e9a7a24a80b0eb39ba441fcf1f5f
- MD5 fc1a0e450dd7ae50fc741bc7c831b1b9
- SHA1 912fda2ec3e1ac560964f2f8679f56dac87b7aee
- SHA512 8bbb8a26b096b0991bd2adc2cc812736cb2a26dc4b73061cdd16f40ecec276489e2967343b279189a98cb829da928f07406cc1987cb10f3ee360930d55e67ba6
- SSDEEP 384:/1eBaoT1iBGSGW14bl8/74q09/+yZ/r2P7ZIAXr48+dW7WtzKwYvYbhNaPMlRtXq:dexZ6GJWih8/nw/+M69IAXrX+1V3bhN6
- TLSH T1CEA2C578213F6DC7D8D226B410D20AE7FBE4D489DAF611D4BF1BDE2F4C90AB64A60524
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\2jWrKESR9g.bat
- Size 190B
- SHA256 61eb996a529d620e551a4d018b70b4073b6d54cf11ce854dcc860ca2e78571e4
- MD5 02548c646c46069ff35d1bd9e72d2f92
- SHA1 335138ad8562ea5770a2d550d5d1724030564208
- SHA512 c8ada6873436a3f828dd0f7f37104fe2b99e8f8a91913151f81f2b5bfb8036205a1297cf1fb9de637a98e097dc9ccbc1a8b94b98b791a2ded1ccaecb4be8af04
- TLSH T1C5C0C0038000CB6904130C331C4B018CD0533C5875C43A2002D5DD7929CB4BB754A1C2
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_b04m0cb2.rdd.psm1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows.old\RCX8A3A.tmp
- Size 1.1MB
- SHA256 51afed63e9b933fc6257db34bf428e8b037f46985d4a3452b28fae89b7f77c63
- MD5 75cf3b02bc95191f01fae7f98f37b953
- SHA1 88abb8a80cdfff1f6b8d9f1306ff0d7992be7643
- SHA512 8d7fa22e8f0c65c01e231432852922c711798a2a07784f38c9656b5bf216bc606020120000e3f93850df53a06ed983de035388c5e9dee06af3cc3d3d76e22f71
- SSDEEP 24576:HhNn3o3a0KaMVCcOozk9H+pOQUc4+F6Ly++cUVF1ouhK0XfC:HhJokBVCcHzYH+pOQUxRLy+vUr1bN
- TLSH T1A0459C3D9D742FD5E132F6740A65E091F6D082FAB300CB561FE68A485279735A2EF02E
- MD5 SHA1 SHA512 SSDEEP TLSH