dcrat | 00564ed0e7500f4ed88ae136b1c140425556bf536c6bd8c6c74b7d9665d6fe20

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 18:14

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General

Target

3c85ad90afa66cd4c5d1cccf63adc862.exe
Size

4.2MB
MD5

3c85ad90afa66cd4c5d1cccf63adc862
SHA1

ed3e4c1e2c9d3d588c48a855cad21dfe0a556930
SHA256

00564ed0e7500f4ed88ae136b1c140425556bf536c6bd8c6c74b7d9665d6fe20
SHA512

9358c25d694a546dfa91faddb9517a5f3b8602364cc0e3b5ec55818dd49b111f09b7635f646670a56da3e77e179630120ce034f8a3bb73b39df6b35739766e87
SSDEEP

98304:fbNBi6P/9/7w3zThAILRk5/919K6K2ze2jIN:fBV9/7azT+ILcxKR2fjIN

Score

10^/10

dcrat discovery evasion infostealer rat trojan

Malware Config

Signatures

DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
rat infostealer dcrat
Dcrat family
dcrat

Process spawned unexpected child process 39 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	4472	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4592	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1340	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	952	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4844	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3464	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5048	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3736	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	112	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3580	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3848	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3680	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2504	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2432	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4764	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2108	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4188	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	964	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3780	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1304	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	620	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4784	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4344	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2024	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1188	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2296	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4376	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2592	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4860	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2372	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2396	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	204	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2980	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4400	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4516	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3304	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1068	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	812	2152	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1636	2152	schtasks.exe	88

UAC bypass 3 TTPs 12 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
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\ConsentPromptBehaviorAdmin = "0"	fontdrvhost.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"	fontdrvhost.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\PromptOnSecureDesktop = "0"	fontdrvhost.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\EnableLUA = "0"	blockwin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	blockwin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	blockwin.exe

DCRat payload 3 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

resource	yara_rule
behavioral2/files/0x0007000000023c87-11.dat	dcrat
behavioral2/memory/2240-13-0x0000000000680000-0x0000000000A40000-memory.dmp	dcrat
behavioral2/files/0x0007000000023c92-37.dat	dcrat

Checks computer location settings 2 TTPs 6 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	3c85ad90afa66cd4c5d1cccf63adc862.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	blockwin.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	fontdrvhost.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	fontdrvhost.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	fontdrvhost.exe

Executes dropped EXE 4 IoCs

pid	Process
2240	blockwin.exe
1408	fontdrvhost.exe
3236	fontdrvhost.exe
1648	fontdrvhost.exe

Checks whether UAC is enabled 1 TTPs 8 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	blockwin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	blockwin.exe
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	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	fontdrvhost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	fontdrvhost.exe

Drops file in Program Files directory 9 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Google\Update\Install\{8A1C963D-7054-4DC6-AA98-9FBFCE5E4C3B}\sysmon.exe	blockwin.exe
File created	C:\Program Files (x86)\Google\Update\Install\{8A1C963D-7054-4DC6-AA98-9FBFCE5E4C3B}\121e5b5079f7c0	blockwin.exe
File created	C:\Program Files (x86)\Microsoft.NET\services.exe	blockwin.exe
File created	C:\Program Files (x86)\Windows Photo Viewer\en-US\5b884080fd4f94	blockwin.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{8A1C963D-7054-4DC6-AA98-9FBFCE5E4C3B}\sysmon.exe	blockwin.exe
File created	C:\Program Files (x86)\Microsoft.NET\c5b4cb5e9653cc	blockwin.exe
File created	C:\Program Files\7-Zip\Lang\System.exe	blockwin.exe
File created	C:\Program Files\7-Zip\Lang\27d1bcfc3c54e0	blockwin.exe
File created	C:\Program Files (x86)\Windows Photo Viewer\en-US\fontdrvhost.exe	blockwin.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\en-US\eddb19405b7ce1	blockwin.exe
File created	C:\Windows\Panther\UnattendGC\OfficeClickToRun.exe	blockwin.exe
File created	C:\Windows\Panther\UnattendGC\e6c9b481da804f	blockwin.exe
File created	C:\Windows\en-US\backgroundTaskHost.exe	blockwin.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3c85ad90afa66cd4c5d1cccf63adc862.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000_Classes\Local Settings	3c85ad90afa66cd4c5d1cccf63adc862.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000_Classes\Local Settings	fontdrvhost.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000_Classes\Local Settings	fontdrvhost.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000_Classes\Local Settings	fontdrvhost.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 39 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4516	schtasks.exe
1636	schtasks.exe
2432	schtasks.exe
2296	schtasks.exe
3680	schtasks.exe
4784	schtasks.exe
2372	schtasks.exe
4592	schtasks.exe
4844	schtasks.exe
2396	schtasks.exe
2504	schtasks.exe
4188	schtasks.exe
1304	schtasks.exe
620	schtasks.exe
4344	schtasks.exe
4376	schtasks.exe
3464	schtasks.exe
3848	schtasks.exe
812	schtasks.exe
4860	schtasks.exe
1068	schtasks.exe
5048	schtasks.exe
112	schtasks.exe
3580	schtasks.exe
964	schtasks.exe
1188	schtasks.exe
204	schtasks.exe
4472	schtasks.exe
952	schtasks.exe
4400	schtasks.exe
2592	schtasks.exe
3304	schtasks.exe
1340	schtasks.exe
4764	schtasks.exe
2108	schtasks.exe
3780	schtasks.exe
2980	schtasks.exe
3736	schtasks.exe
2024	schtasks.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

pid	Process
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
2240	blockwin.exe
1408	fontdrvhost.exe
3236	fontdrvhost.exe
1648	fontdrvhost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2240	blockwin.exe
Token: SeDebugPrivilege	1408	fontdrvhost.exe
Token: SeDebugPrivilege	3236	fontdrvhost.exe
Token: SeDebugPrivilege	1648	fontdrvhost.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 3620	2844	3c85ad90afa66cd4c5d1cccf63adc862.exe	83
PID 2844 wrote to memory of 3620	2844	3c85ad90afa66cd4c5d1cccf63adc862.exe	83
PID 2844 wrote to memory of 3620	2844	3c85ad90afa66cd4c5d1cccf63adc862.exe	83
PID 3620 wrote to memory of 2348	3620	WScript.exe	92
PID 3620 wrote to memory of 2348	3620	WScript.exe	92
PID 3620 wrote to memory of 2348	3620	WScript.exe	92
PID 2348 wrote to memory of 2240	2348	cmd.exe	94
PID 2348 wrote to memory of 2240	2348	cmd.exe	94
PID 2240 wrote to memory of 1408	2240	blockwin.exe	137
PID 2240 wrote to memory of 1408	2240	blockwin.exe	137
PID 1408 wrote to memory of 5068	1408	fontdrvhost.exe	139
PID 1408 wrote to memory of 5068	1408	fontdrvhost.exe	139
PID 1408 wrote to memory of 1108	1408	fontdrvhost.exe	140
PID 1408 wrote to memory of 1108	1408	fontdrvhost.exe	140
PID 5068 wrote to memory of 3236	5068	WScript.exe	146
PID 5068 wrote to memory of 3236	5068	WScript.exe	146
PID 3236 wrote to memory of 1248	3236	fontdrvhost.exe	148
PID 3236 wrote to memory of 1248	3236	fontdrvhost.exe	148
PID 3236 wrote to memory of 1220	3236	fontdrvhost.exe	149
PID 3236 wrote to memory of 1220	3236	fontdrvhost.exe	149
PID 1248 wrote to memory of 1648	1248	WScript.exe	151
PID 1248 wrote to memory of 1648	1248	WScript.exe	151
PID 1648 wrote to memory of 2860	1648	fontdrvhost.exe	153
PID 1648 wrote to memory of 2860	1648	fontdrvhost.exe	153
PID 1648 wrote to memory of 1444	1648	fontdrvhost.exe	154
PID 1648 wrote to memory of 1444	1648	fontdrvhost.exe	154

System policy modification 1 TTPs 12 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
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\ConsentPromptBehaviorAdmin = "0"	fontdrvhost.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\PromptOnSecureDesktop = "0"	blockwin.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\PromptOnSecureDesktop = "0"	fontdrvhost.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\EnableLUA = "0"	fontdrvhost.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"	blockwin.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	blockwin.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.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\3c85ad90afa66cd4c5d1cccf63adc862.exe
"C:\Users\Admin\AppData\Local\Temp\3c85ad90afa66cd4c5d1cccf63adc862.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Hypercontainer\vn0WDvdQhnymz38qOIXaYP3Vb.vbe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3620
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Hypercontainer\n880E6sbFEumx9tx.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2348
  - - C:\Hypercontainer\blockwin.exe
      "C:\Hypercontainer\blockwin.exe"
      4⤵
      UAC bypass
      Checks computer location settings
      Executes dropped EXE
      Checks whether UAC is enabled
      Drops file in Program Files directory
      Drops file in Windows directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:2240
    - - C:\Recovery\WindowsRE\fontdrvhost.exe
        
        "C:\Recovery\WindowsRE\fontdrvhost.exe"
        5⤵
        UAC bypass
        Checks computer location settings
        Executes dropped EXE
        Checks whether UAC is enabled
        Modifies registry class
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        System policy modification
        
        PID:1408
      - C:\Windows\System32\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\3040aa8f-8794-4ac9-8ab2-a76f3168c31d.vbs"
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:5068
        
        C:\Recovery\WindowsRE\fontdrvhost.exe
        
        C:\Recovery\WindowsRE\fontdrvhost.exe
        7⤵
        UAC bypass
        Checks computer location settings
        Executes dropped EXE
        Checks whether UAC is enabled
        Modifies registry class
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        System policy modification
        
        PID:3236
        
        C:\Windows\System32\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\d680cc60-6f55-4338-8217-5cfb6e8034d3.vbs"
        8⤵
        Suspicious use of WriteProcessMemory
        
        PID:1248
        
        C:\Recovery\WindowsRE\fontdrvhost.exe
        
        C:\Recovery\WindowsRE\fontdrvhost.exe
        9⤵
        UAC bypass
        Checks computer location settings
        Executes dropped EXE
        Checks whether UAC is enabled
        Modifies registry class
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        System policy modification
        
        PID:1648
        
        C:\Windows\System32\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\05088347-e9f3-436b-ae7d-3fadacb71ea4.vbs"
        10⤵
        
        PID:2860
        
        C:\Windows\System32\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\31f58a4a-784d-4c53-bdc6-bd99b29ae47c.vbs"
        10⤵
        
        PID:1444
        
        C:\Windows\System32\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ba2128b4-c39e-4c5d-bf5f-ccc84c813516.vbs"
        8⤵
        
        PID:1220
      - C:\Windows\System32\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\62c2141d-7498-48e8-aa5d-01395ac2d87f.vbs"
        6⤵
        
        PID:1108

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sysmons" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Google\Update\Install\{8A1C963D-7054-4DC6-AA98-9FBFCE5E4C3B}\sysmon.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4472

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sysmon" /sc ONLOGON /tr "'C:\Program Files (x86)\Google\Update\Install\{8A1C963D-7054-4DC6-AA98-9FBFCE5E4C3B}\sysmon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4592

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sysmons" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Google\Update\Install\{8A1C963D-7054-4DC6-AA98-9FBFCE5E4C3B}\sysmon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1340

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:952

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4844

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 9 /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3464

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5048

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3736

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 14 /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:112

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Microsoft.NET\services.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3580

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Program Files (x86)\Microsoft.NET\services.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3848

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\Microsoft.NET\services.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3680

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 7 /tr "'C:\Windows\en-US\backgroundTaskHost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2504

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "backgroundTaskHost" /sc ONLOGON /tr "'C:\Windows\en-US\backgroundTaskHost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2432

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 8 /tr "'C:\Windows\en-US\backgroundTaskHost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4764

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\explorer.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2108

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\explorer.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4188

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\explorer.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:964

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 5 /tr "'C:\Windows\Panther\UnattendGC\OfficeClickToRun.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3780

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OfficeClickToRun" /sc ONLOGON /tr "'C:\Windows\Panther\UnattendGC\OfficeClickToRun.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1304

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 11 /tr "'C:\Windows\Panther\UnattendGC\OfficeClickToRun.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:620

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 7 /tr "'C:\Program Files\7-Zip\Lang\System.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4784

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Program Files\7-Zip\Lang\System.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4344

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 10 /tr "'C:\Program Files\7-Zip\Lang\System.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2024

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\unsecapp.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1188

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "unsecapp" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\unsecapp.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2296

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\unsecapp.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4376

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\unsecapp.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2592

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "unsecapp" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\unsecapp.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4860

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\unsecapp.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2372

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 14 /tr "'C:\Hypercontainer\sppsvc.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2396

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\Hypercontainer\sppsvc.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:204

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 14 /tr "'C:\Hypercontainer\sppsvc.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2980

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "upfcu" /sc MINUTE /mo 9 /tr "'C:\Recovery\WindowsRE\upfc.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4400

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "upfc" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\upfc.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4516

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "upfcu" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\upfc.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3304

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\Windows Photo Viewer\en-US\fontdrvhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1068

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Photo Viewer\en-US\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:812

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Windows Photo Viewer\en-US\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Hypercontainer\blockwin.exe

Filesize
3.7MB

MD5
3e2ca8a03a09e9232a24945d78e87398

SHA1
26c4f20fe3fbfe14f27611c949ca7989ecf7dbd8

SHA256
64e73ffba3cbf8754b24831016a6a9ce43a1e0b111b898f528e7be65f88a5357

SHA512
9e7ad75b2d2689ae92a843a50180df34d04b3728a1783c8f9d3dd2dd725e68290e32e022cb0129732b2fc968807aa07a9e91fc25c4f5fb0a0a1bba61f44dbf6c

Download Submit
C:\Hypercontainer\n880E6sbFEumx9tx.bat

Filesize
32B

MD5
1fe47a1f963b69d57e6ea01cd6153758

SHA1
2f4fa015c8558811c0928f9dc4e919609a3364c3

SHA256
2974ac71a1c7925397ca4bbad37392f1fdde5dbdfad8f7f96acb85a1877caa13

SHA512
69318cbce7b6b65f29aa6835079aca0222806d28dc053d4bdc5148ff48cb5d16315726c77dbdece621b15e7ff2b61d80182cecbbccaa1080f2353d053a2d0970

Download Submit
C:\Hypercontainer\vn0WDvdQhnymz38qOIXaYP3Vb.vbe

Filesize
207B

MD5
8b836240f8332ed3aea9a1a7f923a808

SHA1
036cd5a0ab5ddae9d53f66111e408ca315308505

SHA256
007155d2a8af49ef8544c930d7e3b860ef796f788544aa118ed61c0ef80ae579

SHA512
67a96622f17c0a0146f71f22a3ec4a2851398cbcc2d8883eb5b0b4546ac4cbb2894fd1acf303aedf0a9932e7a6aa3ae0e45491ee5aaac0df6d7b0196eb49747f

Download Submit
C:\Recovery\WindowsRE\fontdrvhost.exe

Filesize
3.7MB

MD5
93e47907ca5c2776eca7396e8ea5dd67

SHA1
16dcc6c53d0fba815d808c04d9eebefbc50557cc

SHA256
9e0322493b6ab3ed96d8e7aef0796129f9673c9d3e8a500f574a20c5ab345c1a

SHA512
f821c399204cbb9ba25999b15696326f00a4c6bd98e7627e3ee6da90de731370038da5e211b29560c5cd44374fc35fffbeaa9a405f853168486a00d38444b1fb

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\fontdrvhost.exe.log

Filesize
1KB

MD5
49b64127208271d8f797256057d0b006

SHA1
b99bd7e2b4e9ed24de47fb3341ea67660b84cca1

SHA256
2a5d403a2e649d8eceef8f785eeb0f6d33888ec6bbf251b3c347e34cb32b1e77

SHA512
f7c728923c893dc9bc88ad2159e0abcda41e1b40ff7e7756e6252d135ed238a2248a2662b3392449836dd1b0b580f0c866cc33e409527484fe4602e3d3f10e3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\05088347-e9f3-436b-ae7d-3fadacb71ea4.vbs

Filesize
713B

MD5
eb10b1dd467a9ce7d761e95b9b972c59

SHA1
2e7bbf5b415470ea585cf98a92ea578a96e27151

SHA256
5dede7f9483b1e88c03a70aaf82e2bba8b76a4ab97945353334ef596709011e5

SHA512
bfe7ff29a2e96f0c952a982f4fefe2e1843fb328eddf1368344b3477ed4828e48c772c1b44ea0a2ad7d21deef9d1ff8a62ddbcef6546adfe1e3cc9551b7cb5d6

Download Submit
C:\Users\Admin\AppData\Local\Temp\3040aa8f-8794-4ac9-8ab2-a76f3168c31d.vbs

Filesize
713B

MD5
f8a5db267e66fb21fc666baed3300640

SHA1
3e93450ce89a44a0123cd49ae8a3945dca4b0609

SHA256
5ef1c837793fcd9860df4689dadc3c6f19a9fd9019d72891abb31e673d928df8

SHA512
088d951b21d7100e633dd4ea5803d6eedd538e33e3f12ef0f5f1383fb9cc7c1c1978d62f448c64bd22a4c4d59e1b716816e58b2d6f8b52f61d0353667a236f12

Download Submit
C:\Users\Admin\AppData\Local\Temp\62c2141d-7498-48e8-aa5d-01395ac2d87f.vbs

Filesize
489B

MD5
61e851d6fd6c2b585beabe60064fcb85

SHA1
7bd5406db64d23ce947671ef6be520949a343642

SHA256
ca2cc2857afd2b854747d2178d0ef17d8ccfd5872cab04bccfed93c0de1a8f4a

SHA512
bb5c070d0fe2fc8b1db4c7829c4a938f00903959ac332191cc9742e68ea9570c35821b0a761cf9a608d7281aa62a53d749d4355bfc131b15760520efd6f9fa0d

Download Submit
C:\Users\Admin\AppData\Local\Temp\d680cc60-6f55-4338-8217-5cfb6e8034d3.vbs

Filesize
713B

MD5
402a7358fa631146c9b619a89b9aa233

SHA1
0179ca3a40dc7687f879c990ad975ff90d92b341

SHA256
fd9b370fed9042d09b0ef4d89c316da5796cea4695a31bbd224d00616090a54d

SHA512
d3d4ba102ddc88642f33d8cbec6f8c36946327fec20413980c9206b4b7664720c55128ea81de12ea176536ea39b14471ae0aeca54988a910ff36b65b49e0f4d2

Download Submit
memory/1408-72-0x000000001AFC0000-0x000000001AFD2000-memory.dmp

Filesize
72KB

Download
memory/1648-97-0x000000001BED0000-0x000000001BEE2000-memory.dmp

Filesize
72KB

Download
memory/2240-25-0x000000001BF60000-0x000000001BF68000-memory.dmp

Filesize
32KB

Download
memory/2240-31-0x000000001BFF0000-0x000000001BFF8000-memory.dmp

Filesize
32KB

Download
memory/2240-22-0x000000001B6C0000-0x000000001B6CC000-memory.dmp

Filesize
48KB

Download
memory/2240-23-0x000000001B6D0000-0x000000001B6E2000-memory.dmp

Filesize
72KB

Download
memory/2240-24-0x000000001C490000-0x000000001C9B8000-memory.dmp

Filesize
5.2MB

Download
memory/2240-20-0x000000001B6B0000-0x000000001B6BA000-memory.dmp

Filesize
40KB

Download
memory/2240-26-0x000000001BF70000-0x000000001BF7C000-memory.dmp

Filesize
48KB

Download
memory/2240-27-0x000000001BF80000-0x000000001BF88000-memory.dmp

Filesize
32KB

Download
memory/2240-28-0x000000001BFE0000-0x000000001BFE8000-memory.dmp

Filesize
32KB

Download
memory/2240-30-0x000000001C100000-0x000000001C10E000-memory.dmp

Filesize
56KB

Download
memory/2240-32-0x000000001C000000-0x000000001C00E000-memory.dmp

Filesize
56KB

Download
memory/2240-21-0x000000001BEF0000-0x000000001BF46000-memory.dmp

Filesize
344KB

Download
memory/2240-29-0x000000001C0F0000-0x000000001C0FA000-memory.dmp

Filesize
40KB

Download
memory/2240-33-0x000000001C020000-0x000000001C02A000-memory.dmp

Filesize
40KB

Download
memory/2240-34-0x000000001C030000-0x000000001C03C000-memory.dmp

Filesize
48KB

Download
memory/2240-19-0x000000001B6A0000-0x000000001B6AC000-memory.dmp

Filesize
48KB

Download
memory/2240-18-0x000000001B680000-0x000000001B696000-memory.dmp

Filesize
88KB

Download
memory/2240-17-0x000000001B670000-0x000000001B678000-memory.dmp

Filesize
32KB

Download
memory/2240-16-0x000000001BCF0000-0x000000001BD40000-memory.dmp

Filesize
320KB

Download
memory/2240-15-0x000000001B650000-0x000000001B66C000-memory.dmp

Filesize
112KB

Download
memory/2240-12-0x00007FF9E2183000-0x00007FF9E2185000-memory.dmp

Filesize
8KB

Download
memory/2240-14-0x0000000002B20000-0x0000000002B2E000-memory.dmp

Filesize
56KB

Download
memory/2240-13-0x0000000000680000-0x0000000000A40000-memory.dmp

Filesize
3.8MB

Download
memory/3236-85-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download