dcrat | b20fbaf6e01ac6b5cf8737f4b27047319a569d2102c271e672dff9879e568998

Resubmissions

07-12-2024 18:54

241207-xkj9katmbr 10

07-12-2024 18:53

241207-xjpsnatmam 10

Analysis

max time kernel
16s
max time network
17s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-12-2024 18:54

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General

Target

FATALITY/loader.exe
Size

3.2MB
MD5

2307ca04c2633d28345fb0580c77c2ec
SHA1

edbd1f092ed03cb2674877aba6e874722ee07814
SHA256

168637ea64d64afefd1f88b91ffecb74715ccb6a98acf73d4a16175511628276
SHA512

c2646c5bf3dcd6ef4679af80ae6424c1f88e3f29a40beff729b59bebd8fd3d9b0d45392d2e11f4e1b69ada0f4ec20cfc45430d184cdf0238f2845b7deaff7e9b
SSDEEP

98304:ups+iZyomWShz+6WumEq5GGxLnIlP2NgQKGfxx:ndZOhNWumEqxLIB21K6H

Score

10^/10

dcrat discovery infostealer persistence rat

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

Modifies WinLogon for persistence 2 TTPs 6 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\\dwm.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\dwm.exe\", \"C:\\ServerWinRuntimeBroker\\smss.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\dwm.exe\", \"C:\\ServerWinRuntimeBroker\\smss.exe\", \"C:\\Windows\\SysWOW64\\RuntimeBroker.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\dwm.exe\", \"C:\\ServerWinRuntimeBroker\\smss.exe\", \"C:\\Windows\\SysWOW64\\RuntimeBroker.exe\", \"C:\\Recovery\\WindowsRE\\WaaSMedicAgent.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\dwm.exe\", \"C:\\ServerWinRuntimeBroker\\smss.exe\", \"C:\\Windows\\SysWOW64\\RuntimeBroker.exe\", \"C:\\Recovery\\WindowsRE\\WaaSMedicAgent.exe\", \"C:\\Recovery\\WindowsRE\\wininit.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\dotnet\\dwm.exe\", \"C:\\ServerWinRuntimeBroker\\smss.exe\", \"C:\\Windows\\SysWOW64\\RuntimeBroker.exe\", \"C:\\Recovery\\WindowsRE\\WaaSMedicAgent.exe\", \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\ServerWinRuntimeBroker\\chainPorthostCommon.exe\""	chainPorthostCommon.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	3316	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4460	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4084	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2476	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1092	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2496	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1648	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2000	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1080	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5108	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3904	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2700	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2072	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	860	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	816	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3980	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1584	3864	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3684	3864	schtasks.exe	88

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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	chainPorthostCommon.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	loader.exe

Executes dropped EXE 1 IoCs

pid	Process
2512	chainPorthostCommon.exe

Adds Run key to start application 2 TTPs 12 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\Recovery\\WindowsRE\\wininit.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\Recovery\\WindowsRE\\wininit.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chainPorthostCommon = "\"C:\\ServerWinRuntimeBroker\\chainPorthostCommon.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\ServerWinRuntimeBroker\\smss.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Windows\\SysWOW64\\RuntimeBroker.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WaaSMedicAgent = "\"C:\\Recovery\\WindowsRE\\WaaSMedicAgent.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WaaSMedicAgent = "\"C:\\Recovery\\WindowsRE\\WaaSMedicAgent.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chainPorthostCommon = "\"C:\\ServerWinRuntimeBroker\\chainPorthostCommon.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Program Files\\dotnet\\dwm.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Program Files\\dotnet\\dwm.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\ServerWinRuntimeBroker\\smss.exe\""	chainPorthostCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Windows\\SysWOW64\\RuntimeBroker.exe\""	chainPorthostCommon.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	\??\c:\Windows\System32\CSCE6342699E08846629D9C5A1DCD5E305D.TMP	csc.exe
File created	\??\c:\Windows\System32\s_kgxh.exe	csc.exe
File created	C:\Windows\SysWOW64\RuntimeBroker.exe	chainPorthostCommon.exe
File created	C:\Windows\SysWOW64\9e8d7a4ca61bd9	chainPorthostCommon.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1520	loader.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\dwm.exe	chainPorthostCommon.exe
File created	C:\Program Files\dotnet\6cb0b6c459d5d3	chainPorthostCommon.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	loader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\Local Settings	loader.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\Local Settings	chainPorthostCommon.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 18 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
1092	schtasks.exe
1648	schtasks.exe
1080	schtasks.exe
1584	schtasks.exe
3316	schtasks.exe
4460	schtasks.exe
4084	schtasks.exe
2072	schtasks.exe
3980	schtasks.exe
816	schtasks.exe
2476	schtasks.exe
2700	schtasks.exe
860	schtasks.exe
3904	schtasks.exe
3684	schtasks.exe
2496	schtasks.exe
2000	schtasks.exe
5108	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1520	loader.exe
1520	loader.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe
2512	chainPorthostCommon.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2512	chainPorthostCommon.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1520	loader.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 436	1520	loader.exe	82
PID 1520 wrote to memory of 436	1520	loader.exe	82
PID 1520 wrote to memory of 436	1520	loader.exe	82
PID 436 wrote to memory of 880	436	WScript.exe	83
PID 436 wrote to memory of 880	436	WScript.exe	83
PID 436 wrote to memory of 880	436	WScript.exe	83
PID 880 wrote to memory of 2512	880	cmd.exe	85
PID 880 wrote to memory of 2512	880	cmd.exe	85
PID 2512 wrote to memory of 3420	2512	chainPorthostCommon.exe	92
PID 2512 wrote to memory of 3420	2512	chainPorthostCommon.exe	92
PID 3420 wrote to memory of 2940	3420	csc.exe	95
PID 3420 wrote to memory of 2940	3420	csc.exe	95
PID 2512 wrote to memory of 3176	2512	chainPorthostCommon.exe	112
PID 2512 wrote to memory of 3176	2512	chainPorthostCommon.exe	112
PID 3176 wrote to memory of 956	3176	cmd.exe	114
PID 3176 wrote to memory of 956	3176	cmd.exe	114
PID 3176 wrote to memory of 4244	3176	cmd.exe	115
PID 3176 wrote to memory of 4244	3176	cmd.exe	115

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\FATALITY\loader.exe
"C:\Users\Admin\AppData\Local\Temp\FATALITY\loader.exe"
1⤵
- Checks computer location settings
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1520
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\ServerWinRuntimeBroker\OAKCwEsKnudXsAgphVRYMDBaoP2ZIjCO6J5QYyd0q81GMNjCqOkwlC1.vbe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:436
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\ServerWinRuntimeBroker\wJc3A8cK4hSMmtCgCMOA49.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:880
  - - C:\ServerWinRuntimeBroker\chainPorthostCommon.exe
      "C:\ServerWinRuntimeBroker/chainPorthostCommon.exe"
      4⤵
      Modifies WinLogon for persistence
      Checks computer location settings
      Executes dropped EXE
      Adds Run key to start application
      Drops file in System32 directory
      Drops file in Program Files directory
      Modifies registry class
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2512
    - - 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\whfurdgd\whfurdgd.cmdline"
        5⤵
        Drops file in System32 directory
        Suspicious use of WriteProcessMemory
        
        PID:3420
      - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
        
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESE687.tmp" "c:\Windows\System32\CSCE6342699E08846629D9C5A1DCD5E305D.TMP"
        6⤵
        
        PID:2940
    - - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\On8kTHVh1d.bat"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:3176
      - C:\Windows\system32\chcp.com
        
        chcp 65001
        6⤵
        
        PID:956
      - C:\Windows\system32\w32tm.exe
        
        w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
        6⤵
        
        PID:4244

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 9 /tr "'C:\Program Files\dotnet\dwm.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3316

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Program Files\dotnet\dwm.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4460

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 7 /tr "'C:\Program Files\dotnet\dwm.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4084

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 9 /tr "'C:\ServerWinRuntimeBroker\smss.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2476

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\ServerWinRuntimeBroker\smss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1092

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 13 /tr "'C:\ServerWinRuntimeBroker\smss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2496

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 10 /tr "'C:\Windows\SysWOW64\RuntimeBroker.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1648

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Windows\SysWOW64\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2000

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 9 /tr "'C:\Windows\SysWOW64\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1080

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "WaaSMedicAgentW" /sc MINUTE /mo 11 /tr "'C:\Recovery\WindowsRE\WaaSMedicAgent.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5108

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "WaaSMedicAgent" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\WaaSMedicAgent.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3904

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "WaaSMedicAgentW" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\WaaSMedicAgent.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2700

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\wininit.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2072

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\wininit.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:816

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 13 /tr "'C:\Recovery\WindowsRE\wininit.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:860

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "chainPorthostCommonc" /sc MINUTE /mo 12 /tr "'C:\ServerWinRuntimeBroker\chainPorthostCommon.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3980

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "chainPorthostCommon" /sc ONLOGON /tr "'C:\ServerWinRuntimeBroker\chainPorthostCommon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1584

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "chainPorthostCommonc" /sc MINUTE /mo 5 /tr "'C:\ServerWinRuntimeBroker\chainPorthostCommon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3684

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:\ServerWinRuntimeBroker\OAKCwEsKnudXsAgphVRYMDBaoP2ZIjCO6J5QYyd0q81GMNjCqOkwlC1.vbe

Filesize
223B

MD5
3569aec6289503482c7877ad3f205301

SHA1
cf016699d614c9f2e9a899c646cd24aca6b75fcf

SHA256
a2bb38c2d2eafac2d73af9247252de8cfac9a4f9522b4f66ad73d9a003fc7754

SHA512
d8df28cd229e31eb97a705d02aac38f836b5b05741bdb7c97f4a8d9d3eec183a3883e39b30c2141e9c8b650c98edfb51a8cb7fce1c87d67b15bd9dc52a1b1ef5

Download Submit
C:\ServerWinRuntimeBroker\chainPorthostCommon.exe

Filesize
1.9MB

MD5
cf5b49706562ba2047cda4a451dd573a

SHA1
d7d66016b5ea4215581f208c7972b2ff49cbeed1

SHA256
74547e5b862bd3691947b78eabbdab88c468e26144bd03911be68941376dc89b

SHA512
0dc54fc8afe4a1b8ce0d72e215cf617dbc657f4e02cabe7be694b0d20be385f63848e49717bd4856547dbb52f8a762e54c63323b53188cc1d8127c54b6a10f1e

Download Submit
C:\ServerWinRuntimeBroker\wJc3A8cK4hSMmtCgCMOA49.bat

Filesize
96B

MD5
ca78c31c7fad40ca729ce40659dd91fa

SHA1
b649a3669cffe53122ad50f62f769faa45b96a92

SHA256
88b4be83a053855858771fda50d7f6fe0cd5f5fd0cd33b3299c28aab5eb40e2b

SHA512
b606a335ac5f28030e60a00f99e519240bc3d47d7d88e84eb8de1f34ef19ae6df56f01f5f6d83fa215f445732596f0865d630675706626545b15e0c64b0a21ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\On8kTHVh1d.bat

Filesize
210B

MD5
1abcdb84d752b9243800a51b51655d2c

SHA1
1cdb06d17c750ef452e4f1dfffe773f1cf44ee62

SHA256
5808bd3cf58632392452fddb8fcc7f996cd933cbd58963faff4cb1e09dca0b1a

SHA512
c9d8311ceb53d4718e171905db462fd7b8383652e8f855e47684cb047ba7863d8471b6804502021bd620560a1144421c0c011f9b5f24886a0d83ee37b06b6c10

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESE687.tmp

Filesize
1KB

MD5
130c94023f115542e935cd5802a2ce7e

SHA1
d175c8aa6a1cd25c9c429067f1cfafb74619aa0e

SHA256
a645dc7017c34de80090b7540d6edbc8a54898ddf657613737cdf31a126b3151

SHA512
1020bbbbd08377ec25af61f5da623531653f51937575d1b475256c4b6e0d502b440bd14af2e0cd24e8cd416c2165dca0ea62e649cecb4abafcc0c4c0b06dc7bb

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\whfurdgd\whfurdgd.0.cs

Filesize
363B

MD5
461af1a337a751ba6b3247d94eb2f900

SHA1
ad238d68c0044b834907ca5f91f676f47b1944c9

SHA256
da7526bbcce8e0d4e231438bb4400e64aa3f3731d08a3d7c1dfb3fe8e8635c8b

SHA512
6fff4920af2369340581e53e2286822b66d0ab26c8784981b96e7930286dba8f93c6aa22f506993ff5afdc07e0ab93902e3dc8a936d1d37d983be627a4658567

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\whfurdgd\whfurdgd.cmdline

Filesize
235B

MD5
78ff9bdb28084a2ac37f4563fcd5c7b6

SHA1
6d21941c11518bc80821920fdbfeb2c3a9df5750

SHA256
fbae01429f1e4d33e6ab5f3862e69e04472e37f5b35414d8ac56330449f01bdb

SHA512
b1ce6fd3cf114b16a880301f9250aae60e81f66002389b920551a5c7e6f484b29269a439e4f3cee2d2a040960bde28e8b4f965dd81944956f6c149f73011b190

Download Submit
\??\c:\Windows\System32\CSCE6342699E08846629D9C5A1DCD5E305D.TMP

Filesize
1KB

MD5
634e281a00b7b9f516c3048badfa1530

SHA1
af6369715ce2fe9b99609e470d4f66698880a35a

SHA256
0d990336ae793f3f6903048004c8d707d7a7191927bd7df46b7fe887116506c8

SHA512
1cb35fa0759f5362c9c7eee5546710874121005a3924bcfec2cf33ac90a257a807ce7ec0db7bc84dcb327604d708009449c34f52560ed936b54eeba49be7d27b

Download Submit
memory/1520-9-0x0000000000E70000-0x0000000001265000-memory.dmp

Filesize
4.0MB

Download
memory/1520-0-0x0000000000E70000-0x0000000001265000-memory.dmp

Filesize
4.0MB

Download
memory/2512-20-0x0000000002BB0000-0x0000000002BCC000-memory.dmp

Filesize
112KB

Download
memory/2512-25-0x0000000002B30000-0x0000000002B3E000-memory.dmp

Filesize
56KB

Download
memory/2512-27-0x0000000002B90000-0x0000000002B9C000-memory.dmp

Filesize
48KB

Download
memory/2512-23-0x000000001B9F0000-0x000000001BA08000-memory.dmp

Filesize
96KB

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memory/2512-21-0x000000001BA40000-0x000000001BA90000-memory.dmp

Filesize
320KB

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memory/2512-18-0x0000000002B20000-0x0000000002B2E000-memory.dmp

Filesize
56KB

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memory/2512-16-0x0000000000870000-0x0000000000A56000-memory.dmp

Filesize
1.9MB

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memory/2512-15-0x00007FFCECF73000-0x00007FFCECF75000-memory.dmp

Filesize
8KB

Download