dcrat | 19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b

Analysis

max time kernel
36s
max time network
117s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
12/07/2026, 08:44

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General

Target
x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
Size 1.7MB
Sample260712-knnpyaez4r
SHA256 19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b
MD5 aaae7e51e1cd9812a5a8918092d55b99
SHA1 4e04460003cc16b8e8ab1f0a320ab6709f1d153f
SHA512 2f90868b320f0c113041e8613c93216ba9cf7bdb0b156037f3017c804292723afdd0b727b418558ed5b8e4422e3549376e1b193280d023dc8572b032fbbbd989
SSDEEP 49152:ckQTAAIwMtuvMDVPG4JdXeR4aT6LQ+d3mY/4qxTsx3scG:caYuRD9JdOR4m+lmY/4rx8cG
TLSH
T17C8523197181D333C2FB003085C58FB55A2566224F7566EFFBE89B662F202F4BB661C9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion discovery execution dcrat infostealer persistence rat trojan

Malware Config

Signatures

Family: DcRat 36 IoCs

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

rat infostealer dcrat

description	ioc	pid	Process
		5548	schtasks.exe
		4448	schtasks.exe
		3088	schtasks.exe
		6152	schtasks.exe
		3812	schtasks.exe
		2856	schtasks.exe
		3268	schtasks.exe
		6744	schtasks.exe
		1680	schtasks.exe
		5504	schtasks.exe
		7012	schtasks.exe
		1888	schtasks.exe
		6808	schtasks.exe
		3804	schtasks.exe
		1524	schtasks.exe
		5248	schtasks.exe
		3424	schtasks.exe
		4932	schtasks.exe
		5132	schtasks.exe
		3796	schtasks.exe
		2872	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language		x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
		2284	schtasks.exe
		4868	schtasks.exe
		6784	schtasks.exe
		2436	schtasks.exe
		1712	schtasks.exe
		2440	schtasks.exe
		3012	schtasks.exe
		6404	schtasks.exe
		7092	schtasks.exe
		4400	schtasks.exe
		4660	schtasks.exe
		4484	schtasks.exe
		876	schtasks.exe
		4592	schtasks.exe

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows.old\\sihost.exe\""	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows.old\\sihost.exe\", \"C:\\Windows.old\\spoolsv.exe\""	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe

Process spawned unexpected child process 35 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	2856	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5548	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2284	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2872	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1524	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2436	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3796	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3268	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3088	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1888	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	6808	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3804	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2440	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4448	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3012	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	6404	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5248	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3424	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	6744	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1712	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4868	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1680	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4484	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	7092	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	6152	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	876	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3812	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4932	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	6784	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5132	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4400	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4592	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5504	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	7012	6044	schtasks.exe	88
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4660	6044	schtasks.exe	88

UAC bypass 3 TTPs 3 IoCs

defense_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\EnableLUA = "0"	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe

Executes dropped EXE 2 IoCs

pid	Process
5564	spoolsv.exe
3136	sihost.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\spoolsv = "\"C:\\Windows.old\\spoolsv.exe\""	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\spoolsv = "\"C:\\Windows.old\\spoolsv.exe\""	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\sihost = "\"C:\\Windows.old\\sihost.exe\""	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\sihost = "\"C:\\Windows.old\\sihost.exe\""	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe

SmartAssembly .NET packer 5 IoCs

Detects SmartAssembly .NET packer.

resource	yara_rule
behavioral2/memory/4760-5233-0x00000000065F0000-0x0000000006600000-memory.dmp	SmartAssembly
behavioral2/memory/4760-5237-0x00000000066C0000-0x00000000066CA000-memory.dmp	SmartAssembly
behavioral2/memory/4760-5242-0x0000000006FD0000-0x0000000006FDC000-memory.dmp	SmartAssembly
behavioral2/memory/4760-5245-0x00000000072D0000-0x00000000072DC000-memory.dmp	SmartAssembly
behavioral2/memory/4760-5243-0x00000000072B0000-0x00000000072BA000-memory.dmp	SmartAssembly

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\Registry.exe	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ee2ad38f3d4382	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe

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	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sihost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	spoolsv.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 35 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
6404	schtasks.exe
6744	schtasks.exe
1712	schtasks.exe
7012	schtasks.exe
4660	schtasks.exe
5548	schtasks.exe
3424	schtasks.exe
876	schtasks.exe
3812	schtasks.exe
4932	schtasks.exe
5504	schtasks.exe
3088	schtasks.exe
2440	schtasks.exe
3012	schtasks.exe
6784	schtasks.exe
2436	schtasks.exe
3796	schtasks.exe
4448	schtasks.exe
1680	schtasks.exe
4484	schtasks.exe
2856	schtasks.exe
1524	schtasks.exe
5248	schtasks.exe
7092	schtasks.exe
5132	schtasks.exe
4400	schtasks.exe
3804	schtasks.exe
4868	schtasks.exe
6152	schtasks.exe
4592	schtasks.exe
3268	schtasks.exe
2284	schtasks.exe
2872	schtasks.exe
1888	schtasks.exe
6808	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
4760	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
4760	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
4760	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
4760	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
4760	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
4760	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
4760	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4760	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe

System policy modification 1 TTPs 3 IoCs

defense_evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.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\x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe
"C:\Users\Admin\AppData\Local\Temp\x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe"
1⤵
- Family: DcRat
- Modifies WinLogon for persistence
- UAC bypass
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- System policy modification
PID:4760

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 7 /tr "'C:\Windows.old\sihost.exe'" /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2856

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihost" /sc ONLOGON /tr "'C:\Windows.old\sihost.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5548

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 10 /tr "'C:\Windows.old\sihost.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2284

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 9 /tr "'C:\Windows.old\spoolsv.exe'" /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2872

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\Windows.old\spoolsv.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1524

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 13 /tr "'C:\Windows.old\spoolsv.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2436

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 6 /tr "'C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\Registry.exe'" /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3796

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Registry" /sc ONLOGON /tr "'C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\Registry.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3268

C:\Windows.old\spoolsv.exe
"C:\Windows.old\spoolsv.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5564

C:\Windows.old\sihost.exe
"C:\Windows.old\sihost.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3136

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 13 /tr "'C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\Registry.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3088

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 12 /tr "'C:\Windows.old\fontdrvhost.exe'" /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1888

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Windows.old\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:6808

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 7 /tr "'C:\Windows.old\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3804

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "ShellHostS" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\ShellHost.exe'" /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2440

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "ShellHost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\ShellHost.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4448

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "ShellHostS" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\ShellHost.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3012

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 8 /tr "'C:\Windows\Tasks\sihost.exe'" /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:6404

C:\Windows.old\fontdrvhost.exe
"C:\Windows.old\fontdrvhost.exe"
1⤵
PID:3380

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihost" /sc ONLOGON /tr "'C:\Windows\Tasks\sihost.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5248

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 6 /tr "'C:\Windows\Tasks\sihost.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3424

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "ShellHostS" /sc MINUTE /mo 9 /tr "'C:\Recovery\WindowsRE\ShellHost.exe'" /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:6744

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "ShellHost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\ShellHost.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1712

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "ShellHostS" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\ShellHost.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4868

C:\Recovery\WindowsRE\ShellHost.exe
"C:\Recovery\WindowsRE\ShellHost.exe"
1⤵
PID:5600

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 9 /tr "'C:\Windows.old\RuntimeBroker.exe'" /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1680

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Windows.old\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4484

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 10 /tr "'C:\Windows.old\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:7092

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 14 /tr "'C:\Windows\SystemTemp\StartMenuExperienceHost.exe'" /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:6152

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHost" /sc ONLOGON /tr "'C:\Windows\SystemTemp\StartMenuExperienceHost.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:876

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 9 /tr "'C:\Windows\SystemTemp\StartMenuExperienceHost.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3812

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 6 /tr "'C:\Windows.old\wininit.exe'" /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4932

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Windows.old\wininit.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:6784

C:\Windows.old\RuntimeBroker.exe
"C:\Windows.old\RuntimeBroker.exe"
1⤵
PID:7124

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 6 /tr "'C:\Windows.old\wininit.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5132

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 9 /tr "'C:\Windows.old\OfficeClickToRun.exe'" /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4400

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OfficeClickToRun" /sc ONLOGON /tr "'C:\Windows.old\OfficeClickToRun.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4592

C:\Windows\SystemTemp\StartMenuExperienceHost.exe
"C:\Windows\SystemTemp\StartMenuExperienceHost.exe"
1⤵
PID:3716

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 12 /tr "'C:\Windows.old\OfficeClickToRun.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5504

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18bx" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe'" /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:7012

C:\Windows.old\wininit.exe
"C:\Windows.old\wininit.exe"
1⤵
PID:1684

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\x19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b.exe'" /rl HIGHEST /f
1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4660

Network

MITRE ATT&CK Enterprise v16

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

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

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

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

sihost.exe

Path C:\Windows.old\sihost.exe
Size 1.7MB
SHA256 19ecd3a6206a0fb9c438a4642665899cbdfdf4b68f75a00eb292454b5538e18b
MD5 aaae7e51e1cd9812a5a8918092d55b99
SHA1 4e04460003cc16b8e8ab1f0a320ab6709f1d153f
SHA512 2f90868b320f0c113041e8613c93216ba9cf7bdb0b156037f3017c804292723afdd0b727b418558ed5b8e4422e3549376e1b193280d023dc8572b032fbbbd989
SSDEEP 49152:ckQTAAIwMtuvMDVPG4JdXeR4aT6LQ+d3mY/4qxTsx3scG:caYuRD9JdOR4m+lmY/4rx8cG
TLSH
T17C8523197181D333C2FB003085C58FB55A2566224F7566EFFBE89B662F202F4BB661C9
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4760-0-0x00000000743F2000-0x00000000743F3000-memory.dmp

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memory/4760-1-0x0000000005460000-0x00000000056DC000-memory.dmp

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memory/4760-2-0x00000000743E0000-0x0000000074B9C000-memory.dmp

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memory/4760-3-0x00000000056E0000-0x0000000005C9A000-memory.dmp

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memory/4760-4-0x00000000051E0000-0x000000000545A000-memory.dmp

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memory/4760-5-0x00000000743E0000-0x0000000074B9C000-memory.dmp

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memory/4760-6-0x00000000743E0000-0x0000000074B9C000-memory.dmp

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memory/4760-12-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-16-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-132-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-130-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-128-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-126-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-124-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-122-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-120-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-118-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-116-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-114-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-110-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-108-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-106-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-104-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-102-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-100-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-98-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-96-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-94-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-92-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-90-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-89-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-86-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-82-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-80-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-78-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-76-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-74-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-72-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-70-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-68-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-113-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-85-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-66-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-64-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-62-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-60-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-58-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-56-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-54-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-52-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-48-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-50-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-42-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-40-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-38-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-36-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-34-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-32-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-30-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-29-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-26-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-24-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-20-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-18-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-14-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-10-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-8-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-47-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-45-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-23-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-7-0x00000000051E0000-0x0000000005454000-memory.dmp

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memory/4760-2109-0x00000000743F2000-0x00000000743F3000-memory.dmp

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memory/4760-2110-0x00000000743E0000-0x0000000074B9C000-memory.dmp

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memory/4760-5229-0x00000000743E0000-0x0000000074B9C000-memory.dmp

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memory/4760-5230-0x0000000002C20000-0x0000000002C3C000-memory.dmp

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memory/4760-5231-0x0000000002C50000-0x0000000002CA0000-memory.dmp

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memory/4760-5232-0x0000000002CB0000-0x0000000002CB8000-memory.dmp

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memory/4760-5233-0x00000000065F0000-0x0000000006600000-memory.dmp

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memory/4760-5234-0x0000000006650000-0x0000000006666000-memory.dmp

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memory/4760-5235-0x0000000006630000-0x0000000006638000-memory.dmp

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memory/4760-5236-0x0000000006680000-0x0000000006690000-memory.dmp

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memory/4760-5237-0x00000000066C0000-0x00000000066CA000-memory.dmp

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memory/4760-5238-0x00000000069F0000-0x00000000069FC000-memory.dmp

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memory/4760-5239-0x0000000006A00000-0x0000000006A12000-memory.dmp

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memory/4760-5240-0x0000000006A30000-0x0000000006F5C000-memory.dmp

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memory/4760-5241-0x0000000006FC0000-0x0000000006FCC000-memory.dmp

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memory/4760-5242-0x0000000006FD0000-0x0000000006FDC000-memory.dmp

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memory/4760-5245-0x00000000072D0000-0x00000000072DC000-memory.dmp

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memory/4760-5244-0x00000000072C0000-0x00000000072C8000-memory.dmp

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memory/4760-5246-0x00000000073E0000-0x0000000007472000-memory.dmp

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memory/4760-5243-0x00000000072B0000-0x00000000072BA000-memory.dmp

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memory/4760-5248-0x00000000074A0000-0x00000000074AC000-memory.dmp

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memory/4760-5247-0x00000000743E0000-0x0000000074B9C000-memory.dmp

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memory/4760-5250-0x00000000074C0000-0x0000000007526000-memory.dmp

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memory/4760-7899-0x00000000743E0000-0x0000000074B9C000-memory.dmp

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memory/4760-8589-0x00000000743E0000-0x0000000074B9C000-memory.dmp

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