Analysis
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max time kernel
142s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system -
submitted
07-02-2025 02:02
Static task
static1
Behavioral task
behavioral1
Sample
f88cc7a80fe0f1d450c11a28bdd09c833e1c463f3dcb88098d454ad4b9d24ebb.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f88cc7a80fe0f1d450c11a28bdd09c833e1c463f3dcb88098d454ad4b9d24ebb.exe
Resource
win10v2004-20250129-en
General
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Target
f88cc7a80fe0f1d450c11a28bdd09c833e1c463f3dcb88098d454ad4b9d24ebb.exe
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Size
2.1MB
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MD5
c6a02c990fb951ba0ced642a4daa9845
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SHA1
76229ba125995c44227ee1f598dd6510b19fd646
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SHA256
f88cc7a80fe0f1d450c11a28bdd09c833e1c463f3dcb88098d454ad4b9d24ebb
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SHA512
6bdf39e8e5adb6babde6b8609d585e62c31f2725897bde515d4d592bb7403e0bd59b735c30f572c8d80b64a6ce561c4e6c7a1d54fa1980b9459a8976432f2b36
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SSDEEP
49152:IBJv/xDnYHGnSvxNGxcz+NYJxe1oaz/eccZa:yRhnYHZUczjaz/PUa
Malware Config
Signatures
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Dcrat family
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Modifies WinLogon for persistence 2 TTPs 6 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\fontCrtmonitor\\services.exe\", \"C:\\fontCrtmonitor\\WmiPrvSE.exe\", \"C:\\Recovery\\WindowsRE\\StartMenuExperienceHost.exe\", \"C:\\Program Files\\Windows Mail\\OfficeClickToRun.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\fontCrtmonitor\\services.exe\", \"C:\\fontCrtmonitor\\WmiPrvSE.exe\", \"C:\\Recovery\\WindowsRE\\StartMenuExperienceHost.exe\", \"C:\\Program Files\\Windows Mail\\OfficeClickToRun.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\", \"C:\\fontCrtmonitor\\hypercomCrtMonitor.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\fontCrtmonitor\\services.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\fontCrtmonitor\\services.exe\", \"C:\\fontCrtmonitor\\WmiPrvSE.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\fontCrtmonitor\\services.exe\", \"C:\\fontCrtmonitor\\WmiPrvSE.exe\", \"C:\\Recovery\\WindowsRE\\StartMenuExperienceHost.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\fontCrtmonitor\\services.exe\", \"C:\\fontCrtmonitor\\WmiPrvSE.exe\", \"C:\\Recovery\\WindowsRE\\StartMenuExperienceHost.exe\", \"C:\\Program Files\\Windows Mail\\OfficeClickToRun.exe\"" hypercomCrtMonitor.exe -
Process spawned unexpected child process 18 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 4448 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4584 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4420 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1620 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 392 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4044 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4512 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4848 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3936 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4444 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4596 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4048 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2220 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3152 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3692 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3660 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3972 3600 schtasks.exe 93 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2472 3600 schtasks.exe 93 -
Command and Scripting Interpreter: PowerShell 1 TTPs 18 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3364 powershell.exe 60 powershell.exe 1624 powershell.exe 5016 powershell.exe 1588 powershell.exe 3336 powershell.exe 2608 powershell.exe 2484 powershell.exe 3496 powershell.exe 3084 powershell.exe 3532 powershell.exe 4476 powershell.exe 540 powershell.exe 1332 powershell.exe 4772 powershell.exe 4560 powershell.exe 3316 powershell.exe 1004 powershell.exe -
Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\Control Panel\International\Geo\Nation WScript.exe Key value queried \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\Control Panel\International\Geo\Nation hypercomCrtMonitor.exe Key value queried \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\Control Panel\International\Geo\Nation f88cc7a80fe0f1d450c11a28bdd09c833e1c463f3dcb88098d454ad4b9d24ebb.exe -
Executes dropped EXE 2 IoCs
pid Process 368 hypercomCrtMonitor.exe 3780 hypercomCrtMonitor.exe -
Adds Run key to start application 2 TTPs 12 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\OfficeClickToRun = "\"C:\\Program Files\\Windows Mail\\OfficeClickToRun.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hypercomCrtMonitor = "\"C:\\fontCrtmonitor\\hypercomCrtMonitor.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\fontCrtmonitor\\services.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WmiPrvSE = "\"C:\\fontCrtmonitor\\WmiPrvSE.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\StartMenuExperienceHost = "\"C:\\Recovery\\WindowsRE\\StartMenuExperienceHost.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\OfficeClickToRun = "\"C:\\Program Files\\Windows Mail\\OfficeClickToRun.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hypercomCrtMonitor = "\"C:\\fontCrtmonitor\\hypercomCrtMonitor.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\fontCrtmonitor\\services.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WmiPrvSE = "\"C:\\fontCrtmonitor\\WmiPrvSE.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\StartMenuExperienceHost = "\"C:\\Recovery\\WindowsRE\\StartMenuExperienceHost.exe\"" hypercomCrtMonitor.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\"" hypercomCrtMonitor.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 52 ipinfo.io 53 ipinfo.io -
Drops file in System32 directory 2 IoCs
description ioc Process File created \??\c:\Windows\System32\CSCD500BC4975A34C06853496839657A414.TMP csc.exe File created \??\c:\Windows\System32\hpabal.exe csc.exe -
Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files\WindowsApps\services.exe hypercomCrtMonitor.exe File created C:\Program Files\Windows Mail\OfficeClickToRun.exe hypercomCrtMonitor.exe File created C:\Program Files\Windows Mail\e6c9b481da804f hypercomCrtMonitor.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 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 f88cc7a80fe0f1d450c11a28bdd09c833e1c463f3dcb88098d454ad4b9d24ebb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 5936 PING.EXE -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000_Classes\Local Settings f88cc7a80fe0f1d450c11a28bdd09c833e1c463f3dcb88098d454ad4b9d24ebb.exe Key created \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000_Classes\Local Settings hypercomCrtMonitor.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 5936 PING.EXE -
Scheduled Task/Job: Scheduled Task 1 TTPs 18 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2472 schtasks.exe 4448 schtasks.exe 1620 schtasks.exe 4044 schtasks.exe 4048 schtasks.exe 4420 schtasks.exe 3936 schtasks.exe 2220 schtasks.exe 3152 schtasks.exe 392 schtasks.exe 4848 schtasks.exe 4444 schtasks.exe 4596 schtasks.exe 3972 schtasks.exe 4584 schtasks.exe 4512 schtasks.exe 3692 schtasks.exe 3660 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe 368 hypercomCrtMonitor.exe -
Suspicious use of AdjustPrivilegeToken 20 IoCs
description pid Process Token: SeDebugPrivilege 368 hypercomCrtMonitor.exe Token: SeDebugPrivilege 1588 powershell.exe Token: SeDebugPrivilege 3316 powershell.exe Token: SeDebugPrivilege 3336 powershell.exe Token: SeDebugPrivilege 60 powershell.exe Token: SeDebugPrivilege 5016 powershell.exe Token: SeDebugPrivilege 1332 powershell.exe Token: SeDebugPrivilege 4476 powershell.exe Token: SeDebugPrivilege 1004 powershell.exe Token: SeDebugPrivilege 3084 powershell.exe Token: SeDebugPrivilege 540 powershell.exe Token: SeDebugPrivilege 2484 powershell.exe Token: SeDebugPrivilege 2608 powershell.exe Token: SeDebugPrivilege 3496 powershell.exe Token: SeDebugPrivilege 4560 powershell.exe Token: SeDebugPrivilege 3364 powershell.exe Token: SeDebugPrivilege 1624 powershell.exe Token: SeDebugPrivilege 4772 powershell.exe Token: SeDebugPrivilege 3532 powershell.exe Token: SeDebugPrivilege 3780 hypercomCrtMonitor.exe -
Suspicious use of WriteProcessMemory 56 IoCs
description pid Process procid_target PID 1600 wrote to memory of 3480 1600 f88cc7a80fe0f1d450c11a28bdd09c833e1c463f3dcb88098d454ad4b9d24ebb.exe 86 PID 1600 wrote to memory of 3480 1600 f88cc7a80fe0f1d450c11a28bdd09c833e1c463f3dcb88098d454ad4b9d24ebb.exe 86 PID 1600 wrote to memory of 3480 1600 f88cc7a80fe0f1d450c11a28bdd09c833e1c463f3dcb88098d454ad4b9d24ebb.exe 86 PID 3480 wrote to memory of 660 3480 WScript.exe 101 PID 3480 wrote to memory of 660 3480 WScript.exe 101 PID 3480 wrote to memory of 660 3480 WScript.exe 101 PID 660 wrote to memory of 368 660 cmd.exe 103 PID 660 wrote to memory of 368 660 cmd.exe 103 PID 368 wrote to memory of 4324 368 hypercomCrtMonitor.exe 107 PID 368 wrote to memory of 4324 368 hypercomCrtMonitor.exe 107 PID 4324 wrote to memory of 1056 4324 csc.exe 109 PID 4324 wrote to memory of 1056 4324 csc.exe 109 PID 368 wrote to memory of 3532 368 hypercomCrtMonitor.exe 125 PID 368 wrote to memory of 3532 368 hypercomCrtMonitor.exe 125 PID 368 wrote to memory of 1588 368 hypercomCrtMonitor.exe 126 PID 368 wrote to memory of 1588 368 hypercomCrtMonitor.exe 126 PID 368 wrote to memory of 3336 368 hypercomCrtMonitor.exe 127 PID 368 wrote to memory of 3336 368 hypercomCrtMonitor.exe 127 PID 368 wrote to memory of 3316 368 hypercomCrtMonitor.exe 128 PID 368 wrote to memory of 3316 368 hypercomCrtMonitor.exe 128 PID 368 wrote to memory of 2608 368 hypercomCrtMonitor.exe 129 PID 368 wrote to memory of 2608 368 hypercomCrtMonitor.exe 129 PID 368 wrote to memory of 4476 368 hypercomCrtMonitor.exe 130 PID 368 wrote to memory of 4476 368 hypercomCrtMonitor.exe 130 PID 368 wrote to memory of 5016 368 hypercomCrtMonitor.exe 131 PID 368 wrote to memory of 5016 368 hypercomCrtMonitor.exe 131 PID 368 wrote to memory of 2484 368 hypercomCrtMonitor.exe 132 PID 368 wrote to memory of 2484 368 hypercomCrtMonitor.exe 132 PID 368 wrote to memory of 540 368 hypercomCrtMonitor.exe 133 PID 368 wrote to memory of 540 368 hypercomCrtMonitor.exe 133 PID 368 wrote to memory of 3496 368 hypercomCrtMonitor.exe 134 PID 368 wrote to memory of 3496 368 hypercomCrtMonitor.exe 134 PID 368 wrote to memory of 3364 368 hypercomCrtMonitor.exe 135 PID 368 wrote to memory of 3364 368 hypercomCrtMonitor.exe 135 PID 368 wrote to memory of 1004 368 hypercomCrtMonitor.exe 136 PID 368 wrote to memory of 1004 368 hypercomCrtMonitor.exe 136 PID 368 wrote to memory of 1332 368 hypercomCrtMonitor.exe 137 PID 368 wrote to memory of 1332 368 hypercomCrtMonitor.exe 137 PID 368 wrote to memory of 60 368 hypercomCrtMonitor.exe 138 PID 368 wrote to memory of 60 368 hypercomCrtMonitor.exe 138 PID 368 wrote to memory of 4560 368 hypercomCrtMonitor.exe 139 PID 368 wrote to memory of 4560 368 hypercomCrtMonitor.exe 139 PID 368 wrote to memory of 4772 368 hypercomCrtMonitor.exe 140 PID 368 wrote to memory of 4772 368 hypercomCrtMonitor.exe 140 PID 368 wrote to memory of 3084 368 hypercomCrtMonitor.exe 142 PID 368 wrote to memory of 3084 368 hypercomCrtMonitor.exe 142 PID 368 wrote to memory of 1624 368 hypercomCrtMonitor.exe 143 PID 368 wrote to memory of 1624 368 hypercomCrtMonitor.exe 143 PID 368 wrote to memory of 4900 368 hypercomCrtMonitor.exe 160 PID 368 wrote to memory of 4900 368 hypercomCrtMonitor.exe 160 PID 4900 wrote to memory of 5476 4900 cmd.exe 164 PID 4900 wrote to memory of 5476 4900 cmd.exe 164 PID 4900 wrote to memory of 5936 4900 cmd.exe 165 PID 4900 wrote to memory of 5936 4900 cmd.exe 165 PID 4900 wrote to memory of 3780 4900 cmd.exe 168 PID 4900 wrote to memory of 3780 4900 cmd.exe 168 -
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\f88cc7a80fe0f1d450c11a28bdd09c833e1c463f3dcb88098d454ad4b9d24ebb.exe"C:\Users\Admin\AppData\Local\Temp\f88cc7a80fe0f1d450c11a28bdd09c833e1c463f3dcb88098d454ad4b9d24ebb.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1600 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\fontCrtmonitor\ifUWZN8j70y5ln1VmUlPoxGQIJVqWpVjYm.vbe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3480 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\fontCrtmonitor\127OCPq9EML0Us.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:660 -
C:\fontCrtmonitor\hypercomCrtMonitor.exe"C:\fontCrtmonitor/hypercomCrtMonitor.exe"4⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Program Files directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:368 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\stxoz42n\stxoz42n.cmdline"5⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4324 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESFF6E.tmp" "c:\Windows\System32\CSCD500BC4975A34C06853496839657A414.TMP"6⤵PID:1056
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:/'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:3532
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:/$Recycle.Bin/'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:1588
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:/Documents and Settings/'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:3336
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:/fontCrtmonitor/'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:3316
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:/PerfLogs/'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:2608
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:/Program Files/'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:4476
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:/Program Files (x86)/'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:5016
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:/ProgramData/'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:2484
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:/Recovery/'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:540
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:/System Volume Information/'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:3496
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:/Users/'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:3364
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:/Windows/'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:1004
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\fontCrtmonitor\services.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:1332
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\fontCrtmonitor\WmiPrvSE.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:60
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\StartMenuExperienceHost.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:4560
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Windows Mail\OfficeClickToRun.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:4772
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\fontdrvhost.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:3084
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\fontCrtmonitor\hypercomCrtMonitor.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:1624
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\5LeVlGUr1P.bat"5⤵
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Windows\system32\chcp.comchcp 650016⤵PID:5476
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C:\Windows\system32\PING.EXEping -n 10 localhost6⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:5936
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C:\fontCrtmonitor\hypercomCrtMonitor.exe"C:\fontCrtmonitor\hypercomCrtMonitor.exe"6⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3780
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "servicess" /sc MINUTE /mo 11 /tr "'C:\fontCrtmonitor\services.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4448
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\fontCrtmonitor\services.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4584
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "servicess" /sc MINUTE /mo 11 /tr "'C:\fontCrtmonitor\services.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4420
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "WmiPrvSEW" /sc MINUTE /mo 9 /tr "'C:\fontCrtmonitor\WmiPrvSE.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1620
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "WmiPrvSE" /sc ONLOGON /tr "'C:\fontCrtmonitor\WmiPrvSE.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:392
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "WmiPrvSEW" /sc MINUTE /mo 6 /tr "'C:\fontCrtmonitor\WmiPrvSE.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4044
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\StartMenuExperienceHost.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4512
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "StartMenuExperienceHost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\StartMenuExperienceHost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4848
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\StartMenuExperienceHost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3936
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 11 /tr "'C:\Program Files\Windows Mail\OfficeClickToRun.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4444
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "OfficeClickToRun" /sc ONLOGON /tr "'C:\Program Files\Windows Mail\OfficeClickToRun.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4596
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 7 /tr "'C:\Program Files\Windows Mail\OfficeClickToRun.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4048
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2220
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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:3152
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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:3692
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "hypercomCrtMonitorh" /sc MINUTE /mo 7 /tr "'C:\fontCrtmonitor\hypercomCrtMonitor.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3660
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "hypercomCrtMonitor" /sc ONLOGON /tr "'C:\fontCrtmonitor\hypercomCrtMonitor.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3972
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "hypercomCrtMonitorh" /sc MINUTE /mo 11 /tr "'C:\fontCrtmonitor\hypercomCrtMonitor.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2472
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
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
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD518da49c97c362515aa00f9d0b966f403
SHA11974d473a06114342e171ca707c86c8303ab168a
SHA2561747424c1eba45d3539d08f84a8f02149ea969ef380a6c6d13a5cc3fe963e684
SHA512d1ca8005f1f5ac652696ae1b03d5c27b243300525e2dbd6db89da1f1c43cc55553982f3edc5501261e461aa9e8063418c1760f070366d1dddec4e6dc159a6d87
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Filesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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Filesize
944B
MD5cadef9abd087803c630df65264a6c81c
SHA1babbf3636c347c8727c35f3eef2ee643dbcc4bd2
SHA256cce65b73cdfe9304bcd5207913e8b60fb69faa20cd3b684f2b0343b755b99438
SHA5127278aa87124abb382d9024a645e881e7b7cf1b84e8894943b36e018dbf0399e6858392f77980b599fa5488e2e21bf757a0702fe6419417edac93b68e0c2ec085
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Filesize
944B
MD5e243a38635ff9a06c87c2a61a2200656
SHA1ecd95ed5bf1a9fbe96a8448fc2814a0210fa2afc
SHA256af5782703f3f2d5a29fb313dae6680a64134db26064d4a321a3f23b75f6ca00f
SHA5124418957a1b10eee44cf270c81816ae707352411c4f5ac14b6b61ab537c91480e24e0a0a2c276a6291081b4984c123cf673a45dcedb0ceeef682054ba0fc19cb4
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Filesize
944B
MD53a6bad9528f8e23fb5c77fbd81fa28e8
SHA1f127317c3bc6407f536c0f0600dcbcf1aabfba36
SHA256986366767de5873f1b170a63f2a33ce05132d1afd90c8f5017afbca8ef1beb05
SHA512846002154a0ece6f3e9feda6f115d3161dc21b3789525dd62ae1d9188495171293efdbe7be4710666dd8a15e66b557315b5a02918a741ed1d5f3ff0c515b98e2
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Filesize
944B
MD5a8e8360d573a4ff072dcc6f09d992c88
SHA13446774433ceaf0b400073914facab11b98b6807
SHA256bf5e284e8f95122bf75ead61c7e2b40f55c96742b05330b5b1cb7915991df13b
SHA5124ee5167643d82082f57c42616007ef9be57f43f9731921bdf7bca611a914724ad94072d3c8f5b130fa54129e5328ccdebf37ba74339c37deb53e79df5cdf0dbe
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Filesize
944B
MD528d4235aa2e6d782751f980ceb6e5021
SHA1f5d82d56acd642b9fc4b963f684fd6b78f25a140
SHA2568c66720f953e82cfbd8f00543c42c0cf77c3d97787ec09cb3e1e2ba5819bd638
SHA512dba1bd6600f5affcfdc33a59e7ac853ee5fdfafb8d1407a1768728bd4f66ef6b49437214716b7e33e3de91d7ce95709050a3dab4354dd62acaf1de28107017a2
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Filesize
944B
MD559d97011e091004eaffb9816aa0b9abd
SHA11602a56b01dd4b7c577ca27d3117e4bcc1aa657b
SHA25618f381e0db020a763b8c515c346ef58679ab9c403267eacfef5359e272f7e71d
SHA512d9ca49c1a17580981e2c1a50d73c0eecaa7a62f8514741512172e395af2a3d80aeb0f71c58bc7f52c18246d57ba67af09b6bff4776877d6cc6f0245c30e092d6
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Filesize
168B
MD528110eba0209333c773a0303c5c0f914
SHA16c989651de47ca6a6625337cb50693fbcb5b9633
SHA2560fdec1972f0a346e79c3b7f48f3160f241fa7daefaf0f4ae71d737d2f31817a7
SHA51238b0fd2bcdd764197f117e83609a33e85906863ddf059131fbc4951e365ee918c21f50a3cf8469813965c28c3765b7bdf17bfc3ca765c4f696e1887abd494898
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Filesize
1KB
MD5a48042341e668dd3e4f93450bb2259ea
SHA1ba85692cddb66d5cff20e79532c211539d4ba427
SHA2560b194240d9bf3986daec04af5af76059b8b60265bc3dce0e7f89fd45d9450427
SHA51293448c5dc0d626a6bc64b5cafee3b5d9ca372977a29454b2c9a742453722b7fb3b687cbe45ac7b69e15edf02b60980944ce7a9ce6956c79ede368905979045a3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
89B
MD5fecf2898e0794e94c3dba205a5ece246
SHA178183f1d084b1d54c454c45f800f96a8262ba726
SHA25648d63405e3893247e884ffb79d280e1a75f1bc4ee5b380589c3c467396652b61
SHA512dfd3161fd6cb56fbfdcadb6d8977ba9323080d275ecc594f139e3a1d25bfa1dc2f57aff9d2ef768143dd99749a35fa0f2f38da57fda6e9669d4227e6d22a6231
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Filesize
1.8MB
MD5288245556758577765bdfc6506f9df52
SHA1558efb1a41b97fe79a3e4badbc6968dfa1675a54
SHA256cbfe87606ce14216e4cb469653c7f5d3965fd16d0dd48ec5004db618654bf73f
SHA512afb7c50182136a06eb0b38b6f236842565ca64e90436e1029e361a2b8cda7728cf2cfa73a73e6b8fd82da536d2626d5c708c46595c9f7b798c3dbd1a1220f0e7
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Filesize
207B
MD568586b219985baf80d838935d8decf3b
SHA1420f3bbd334d09c6c9f90afed8d716fbeee36295
SHA256f8510b4f41d4c9aa718439b243bc071e7c02c1ecc0be9118ee824f54656029dc
SHA5123cf1bd459d05170bfad8fee3ca2c0e3310737f48fcc846f7005d773ae2b631fd0516ff5bbed822636e6292101a82e8bb8e7d7602830e20d694ff10ac086b5e2b
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Filesize
362B
MD573c3f7092881b1e2f3891dc97831e72c
SHA1e4f4109a8808809622e5d192c90e3545bc045f9f
SHA25642efe29dbb64da8bd873023cc85505e318eebf1db02b78b0c0a52d9427e9ff2c
SHA51215b7577c19819f6ee65d7842a239e3aabfd29fee83e540a4ad200fd27fd4a08a818860faabe119b69474ef0854d0302d84886464fcdd8f812a735a554162d1d2
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Filesize
235B
MD52e8c0b0bfa08de07ef99637c01a2168d
SHA1061c9d1625abdde2d7e74e7cb26b7fbeefae3589
SHA25610a0cc21c40a31d9fd8d788b6fe4c2f912c14a45026c7b30b6a1d5d3669705bc
SHA512ce3bf031def000be3aed566b6e6ffda3aaf16226d2397b5f031d090bb427d3d774d3828afeb6fc913e1fdb4a41adaf7e80e16c0f36edd68df5e54baddf12e70f
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Filesize
1KB
MD55feddd0eaa092197cf02f7969473a7d2
SHA1c58f632235df253f1becdd483ff64920ac2a90f5
SHA2567e282993b55f2c19683f520a08bc8a14be23638b285577707159e2dffaa54b8f
SHA5125991dd3ef74801657aca07b9b56e4b567f9ac270fd946d06bfbe1f3b8791a57f621b12435bc08d901c9923bb4f83c027065f6623dcaafefd3a9d6c8b070c2227