dcrat | 0f2c744c9325bd8c8874af73a82add70c6206e047afef3be951fb6ebfe8c5576

Analysis

max time kernel
123s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
01/08/2024, 23:06

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General

Target

235d34c77d2170ce99f718267547a1b1.exe
Size

2.8MB
MD5

235d34c77d2170ce99f718267547a1b1
SHA1

d8802d67af489d34023046f84a8c6eeae7c9afd8
SHA256

0f2c744c9325bd8c8874af73a82add70c6206e047afef3be951fb6ebfe8c5576
SHA512

7c292e38783e56f63999cfe88a43758353de33622a6ff937af5e6252639530ee21ad036b0795e02ddb817e8d29c7fb2c8514f76627ea168fc274df9a21e8178e
SSDEEP

49152:ubA3jvN1HwTxELJKORSmFPANX0M2EQX2YnbcqT9KD2EB7F1QetkmL6Hs44F+I6:ubaN1HwdEwmxGDDaYqTYDZ7ntkBHs44o

Score

10^/10

dcrat discovery infostealer persistence rat

Malware Config

Signatures

DcRat 29 IoCs

DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

rat infostealer dcrat

description	ioc	pid	Process
		1072	schtasks.exe
		1420	schtasks.exe
		3852	schtasks.exe
		3812	schtasks.exe
		3780	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language		235d34c77d2170ce99f718267547a1b1.exe
		3160	schtasks.exe
		2028	schtasks.exe
File created	C:\Program Files\dotnet\swidtag\5b884080fd4f94		blockportserver.exe
		1944	schtasks.exe
		1532	schtasks.exe
		3132	schtasks.exe
		640	schtasks.exe
		3068	schtasks.exe
		2312	schtasks.exe
		1912	schtasks.exe
		4084	schtasks.exe
		3248	schtasks.exe
		464	schtasks.exe
		1504	schtasks.exe
		1380	schtasks.exe
		1484	schtasks.exe
		4200	schtasks.exe
		2132	schtasks.exe
		1596	schtasks.exe
		1184	schtasks.exe
		4744	schtasks.exe
		2504	schtasks.exe
		1180	schtasks.exe

Modifies WinLogon for persistence 2 TTPs 9 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\swidtag\\fontdrvhost.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\swidtag\\fontdrvhost.exe\", \"C:\\surrogatewinhostsvc\\services.exe\", \"C:\\surrogatewinhostsvc\\wininit.exe\", \"C:\\Recovery\\WindowsRE\\dllhost.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\swidtag\\fontdrvhost.exe\", \"C:\\surrogatewinhostsvc\\services.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\swidtag\\fontdrvhost.exe\", \"C:\\surrogatewinhostsvc\\services.exe\", \"C:\\surrogatewinhostsvc\\wininit.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\swidtag\\fontdrvhost.exe\", \"C:\\surrogatewinhostsvc\\services.exe\", \"C:\\surrogatewinhostsvc\\wininit.exe\", \"C:\\Recovery\\WindowsRE\\dllhost.exe\", \"C:\\Recovery\\WindowsRE\\dwm.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\swidtag\\fontdrvhost.exe\", \"C:\\surrogatewinhostsvc\\services.exe\", \"C:\\surrogatewinhostsvc\\wininit.exe\", \"C:\\Recovery\\WindowsRE\\dllhost.exe\", \"C:\\Recovery\\WindowsRE\\dwm.exe\", \"C:\\Windows\\Migration\\services.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\swidtag\\fontdrvhost.exe\", \"C:\\surrogatewinhostsvc\\services.exe\", \"C:\\surrogatewinhostsvc\\wininit.exe\", \"C:\\Recovery\\WindowsRE\\dllhost.exe\", \"C:\\Recovery\\WindowsRE\\dwm.exe\", \"C:\\Windows\\Migration\\services.exe\", \"C:\\Windows\\DiagTrack\\Scenarios\\dwm.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\swidtag\\fontdrvhost.exe\", \"C:\\surrogatewinhostsvc\\services.exe\", \"C:\\surrogatewinhostsvc\\wininit.exe\", \"C:\\Recovery\\WindowsRE\\dllhost.exe\", \"C:\\Recovery\\WindowsRE\\dwm.exe\", \"C:\\Windows\\Migration\\services.exe\", \"C:\\Windows\\DiagTrack\\Scenarios\\dwm.exe\", \"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\Reader\\Browser\\Idle.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\swidtag\\fontdrvhost.exe\", \"C:\\surrogatewinhostsvc\\services.exe\", \"C:\\surrogatewinhostsvc\\wininit.exe\", \"C:\\Recovery\\WindowsRE\\dllhost.exe\", \"C:\\Recovery\\WindowsRE\\dwm.exe\", \"C:\\Windows\\Migration\\services.exe\", \"C:\\Windows\\DiagTrack\\Scenarios\\dwm.exe\", \"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\Reader\\Browser\\Idle.exe\", \"C:\\Program Files\\Windows Multimedia Platform\\wininit.exe\""	blockportserver.exe

Process spawned unexpected child process 27 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	1532	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3852	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4744	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4200	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3780	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4084	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1072	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1484	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2132	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1596	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1184	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2312	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1944	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1420	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3132	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2504	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	464	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3160	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2028	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	640	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1504	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3812	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1380	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1180	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3248	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3068	4828	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1912	4828	schtasks.exe	85

DCRat payload 2 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

resource	yara_rule
behavioral2/files/0x000700000002338f-10.dat	dcrat
behavioral2/memory/5076-13-0x0000000000ED0000-0x0000000001150000-memory.dmp	dcrat

Checks computer location settings 2 TTPs 3 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-1-5-21-2927035347-1736702767-189270196-1000\Control Panel\International\Geo\Nation	235d34c77d2170ce99f718267547a1b1.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\Control Panel\International\Geo\Nation	blockportserver.exe

Executes dropped EXE 2 IoCs

pid	Process
5076	blockportserver.exe
1632	Idle.exe

Adds Run key to start application 2 TTPs 18 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Windows\\DiagTrack\\Scenarios\\dwm.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Idle = "\"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\Reader\\Browser\\Idle.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\Program Files\\Windows Multimedia Platform\\wininit.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Windows\\Migration\\services.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\surrogatewinhostsvc\\services.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\surrogatewinhostsvc\\wininit.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Recovery\\WindowsRE\\dllhost.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Windows\\Migration\\services.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Windows\\DiagTrack\\Scenarios\\dwm.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Program Files\\dotnet\\swidtag\\fontdrvhost.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Recovery\\WindowsRE\\dwm.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Recovery\\WindowsRE\\dwm.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Idle = "\"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\Reader\\Browser\\Idle.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\Program Files\\Windows Multimedia Platform\\wininit.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\surrogatewinhostsvc\\services.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\surrogatewinhostsvc\\wininit.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Recovery\\WindowsRE\\dllhost.exe\""	blockportserver.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Program Files\\dotnet\\swidtag\\fontdrvhost.exe\""	blockportserver.exe

Drops file in Program Files directory 7 IoCs

description	ioc	Process
File created	C:\Program Files\Windows Multimedia Platform\wininit.exe	blockportserver.exe
File created	C:\Program Files\Windows Multimedia Platform\56085415360792	blockportserver.exe
File created	C:\Program Files\dotnet\swidtag\fontdrvhost.exe	blockportserver.exe
File opened for modification	C:\Program Files\dotnet\swidtag\fontdrvhost.exe	blockportserver.exe
File created	C:\Program Files\dotnet\swidtag\5b884080fd4f94	blockportserver.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\Idle.exe	blockportserver.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\6ccacd8608530f	blockportserver.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\Migration\services.exe	blockportserver.exe
File created	C:\Windows\Migration\c5b4cb5e9653cc	blockportserver.exe
File created	C:\Windows\DiagTrack\Scenarios\dwm.exe	blockportserver.exe
File created	C:\Windows\DiagTrack\Scenarios\6cb0b6c459d5d3	blockportserver.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	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	235d34c77d2170ce99f718267547a1b1.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000_Classes\Local Settings	235d34c77d2170ce99f718267547a1b1.exe
Key created	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000_Classes\Local Settings	blockportserver.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 27 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
1504	schtasks.exe
464	schtasks.exe
1944	schtasks.exe
3812	schtasks.exe
1380	schtasks.exe
3248	schtasks.exe
4744	schtasks.exe
1072	schtasks.exe
1420	schtasks.exe
2028	schtasks.exe
3780	schtasks.exe
2132	schtasks.exe
2312	schtasks.exe
3132	schtasks.exe
640	schtasks.exe
1532	schtasks.exe
4200	schtasks.exe
2504	schtasks.exe
1180	schtasks.exe
3852	schtasks.exe
1596	schtasks.exe
1484	schtasks.exe
1184	schtasks.exe
3160	schtasks.exe
3068	schtasks.exe
1912	schtasks.exe
4084	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
5076	blockportserver.exe
5076	blockportserver.exe
5076	blockportserver.exe
5076	blockportserver.exe
5076	blockportserver.exe
5076	blockportserver.exe
5076	blockportserver.exe
5076	blockportserver.exe
5076	blockportserver.exe
5076	blockportserver.exe
1632	Idle.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5076	blockportserver.exe
Token: SeDebugPrivilege	1632	Idle.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4748 wrote to memory of 3172	4748	235d34c77d2170ce99f718267547a1b1.exe	81
PID 4748 wrote to memory of 3172	4748	235d34c77d2170ce99f718267547a1b1.exe	81
PID 4748 wrote to memory of 3172	4748	235d34c77d2170ce99f718267547a1b1.exe	81
PID 3172 wrote to memory of 1516	3172	WScript.exe	82
PID 3172 wrote to memory of 1516	3172	WScript.exe	82
PID 3172 wrote to memory of 1516	3172	WScript.exe	82
PID 1516 wrote to memory of 5076	1516	cmd.exe	84
PID 1516 wrote to memory of 5076	1516	cmd.exe	84
PID 5076 wrote to memory of 2908	5076	blockportserver.exe	113
PID 5076 wrote to memory of 2908	5076	blockportserver.exe	113
PID 2908 wrote to memory of 2064	2908	cmd.exe	115
PID 2908 wrote to memory of 2064	2908	cmd.exe	115
PID 2908 wrote to memory of 1632	2908	cmd.exe	116
PID 2908 wrote to memory of 1632	2908	cmd.exe	116

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\235d34c77d2170ce99f718267547a1b1.exe
"C:\Users\Admin\AppData\Local\Temp\235d34c77d2170ce99f718267547a1b1.exe"
1⤵
- DcRat
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4748
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\surrogatewinhostsvc\nu5MrHdU8wRPsPg.vbe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3172
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\surrogatewinhostsvc\wBJ3JMG47SmseQ.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1516
  - - C:\surrogatewinhostsvc\blockportserver.exe
      "C:\surrogatewinhostsvc\blockportserver.exe"
      4⤵
      DcRat
      Modifies WinLogon for persistence
      Checks computer location settings
      Executes dropped EXE
      Adds Run key to start application
      Drops file in Program Files directory
      Drops file in Windows directory
      Modifies registry class
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:5076
    - - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\51rR3AnFko.bat"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:2908
      - C:\Windows\system32\w32tm.exe
        
        w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
        6⤵
        
        PID:2064
      - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\Idle.exe
        
        "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\Idle.exe"
        6⤵
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1632

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 9 /tr "'C:\Program Files\dotnet\swidtag\fontdrvhost.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1532

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Program Files\dotnet\swidtag\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3852

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 5 /tr "'C:\Program Files\dotnet\swidtag\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4744

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 11 /tr "'C:\surrogatewinhostsvc\services.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4200

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\surrogatewinhostsvc\services.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3780

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 7 /tr "'C:\surrogatewinhostsvc\services.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4084

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 14 /tr "'C:\surrogatewinhostsvc\wininit.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1072

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\surrogatewinhostsvc\wininit.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1484

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 12 /tr "'C:\surrogatewinhostsvc\wininit.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2132

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1596

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1184

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 9 /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2312

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\dwm.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1944

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\dwm.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1420

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\dwm.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3132

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 10 /tr "'C:\Windows\Migration\services.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2504

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Windows\Migration\services.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:464

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 6 /tr "'C:\Windows\Migration\services.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3160

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 13 /tr "'C:\Windows\DiagTrack\Scenarios\dwm.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2028

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Windows\DiagTrack\Scenarios\dwm.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:640

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 9 /tr "'C:\Windows\DiagTrack\Scenarios\dwm.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1504

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\Idle.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3812

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Idle" /sc ONLOGON /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\Idle.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1380

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 12 /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\Idle.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1180

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 14 /tr "'C:\Program Files\Windows Multimedia Platform\wininit.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3248

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Program Files\Windows Multimedia Platform\wininit.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3068

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 5 /tr "'C:\Program Files\Windows Multimedia Platform\wininit.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1912

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

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:\Users\Admin\AppData\Local\Temp\51rR3AnFko.bat

Filesize
235B

MD5
476abf81ddca68cc30152368b58e85fc

SHA1
4107a1a99ff3b667aa265d0cba3b0b579200468e

SHA256
e50d3c4278719e42fa1ded19de16af85fcd9651f379f396c1b150a417f5f43f4

SHA512
39dc9f5db8f5490590f6b9330aade28e5b7610ae722b21374b59ed1132ea10245d89c762285ff167bbd244c53f1d36dd0f7beb75fb502d33ef6fcb23067f0299

Download Submit
C:\surrogatewinhostsvc\blockportserver.exe

Filesize
2.5MB

MD5
20cb8781e072c5c355b82dbb35fe7d53

SHA1
0bcc2e15d5ad8b869aae6f3fbe4caec027da245a

SHA256
847c3eec06cef11c67133a2bf6263a5051691745f23c58731712d8ec58800028

SHA512
72011df2b391c8ea7edaf5b52d25c5a7df10f9c7bba38143c4ac6e55d6b10b84b4fa1d82b10ceb9bd3428253e6965567d4943f548dbe7229dba2bd72c758c027

Download Submit
C:\surrogatewinhostsvc\nu5MrHdU8wRPsPg.vbe

Filesize
210B

MD5
a79158e3b1d9ed9598b1ca48083d2c14

SHA1
cbe5a2189f5438be85e08e66bf920b0a09710549

SHA256
0cb22cafd03369625e2a4d2a984ee44b40da9552c605a93b228ee92123655f03

SHA512
29795d38d5bfae787e763f3797718c8a025ffd94d992d9ec161007a2d26ad333b311b0e832457982e53db7f4a5e52854e4899dac3ad0f91370837bd044dd1984

Download Submit
C:\surrogatewinhostsvc\wBJ3JMG47SmseQ.bat

Filesize
44B

MD5
cb20cf3cd0b69520d6609862850432fd

SHA1
0067ca01f3768a78667d6ad08246ff3bf6c3d276

SHA256
0f2839791a1a576337466fd847893e1cbe8f0376a54f4291e4d57afdaf2cd252

SHA512
64034329bf6af43e56df14f8bc02e8dd5ef495d5bb8e41d5d12bff9088143f3acda89a549d3e4a20ba3ecd5ba643539c1a02974e6cb3771b6375626c6fa2b9ae

Download Submit
memory/5076-17-0x000000001C2B0000-0x000000001C2C6000-memory.dmp

Filesize
88KB

Download
memory/5076-14-0x0000000001A20000-0x0000000001A2E000-memory.dmp

Filesize
56KB

Download
memory/5076-15-0x0000000003250000-0x000000000326C000-memory.dmp

Filesize
112KB

Download
memory/5076-16-0x000000001C300000-0x000000001C350000-memory.dmp

Filesize
320KB

Download
memory/5076-13-0x0000000000ED0000-0x0000000001150000-memory.dmp

Filesize
2.5MB

Download
memory/5076-18-0x0000000001A30000-0x0000000001A40000-memory.dmp

Filesize
64KB

Download
memory/5076-19-0x000000001C350000-0x000000001C3A6000-memory.dmp

Filesize
344KB

Download
memory/5076-20-0x0000000003280000-0x000000000328C000-memory.dmp

Filesize
48KB

Download
memory/5076-21-0x000000001C2D0000-0x000000001C2D8000-memory.dmp

Filesize
32KB

Download
memory/5076-22-0x000000001C2E0000-0x000000001C2EC000-memory.dmp

Filesize
48KB

Download
memory/5076-23-0x000000001C2F0000-0x000000001C2FE000-memory.dmp

Filesize
56KB

Download
memory/5076-24-0x000000001C3A0000-0x000000001C3AA000-memory.dmp

Filesize
40KB

Download
memory/5076-12-0x00007FF90E4C3000-0x00007FF90E4C5000-memory.dmp

Filesize
8KB

Download