dcrat | c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c

General

Target

c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Size

1.1MB
MD5

47ca2bfa2766ff45af97abbd85cd2e6d
SHA1

248680da6aad01e8416e19ed8666ba5462de3bd3
SHA256

c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c
SHA512

60c2f234538bc55b739f7f8131ef1efe00a77cc42c5647e93c93b9408c89c1c9c20b7bfccd01e9aa84a39bb2e7c096c8b89fdf415c402b74927b7320902c44de
SSDEEP

24576:AMYPCI+q+U4cIG409ozWucypk1Nd4AX+iB/YjuM6kyh+W:ABPZ0Kr1FXHB/guM6k+f

Score

10^/10

dcrat infostealer persistence rat

Malware Config

Signatures

DcRat 23 IoCs

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

rat infostealer dcrat

description	ioc	pid	Process
		2908	schtasks.exe
		2704	schtasks.exe
		2232	schtasks.exe
		2600	schtasks.exe
		564	schtasks.exe
		1280	schtasks.exe
		2840	schtasks.exe
		2828	schtasks.exe
		2860	schtasks.exe
		2824	schtasks.exe
		1320	schtasks.exe
File created	C:\Windows\L2Schemas\smss.exe		c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
File created	C:\Windows\L2Schemas\69ddcba757bf72		c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
		2976	schtasks.exe
		2680	schtasks.exe
		2996	schtasks.exe
		2320	schtasks.exe
		2932	schtasks.exe
		2776	schtasks.exe
		2740	schtasks.exe
		2768	schtasks.exe
		2648	schtasks.exe
		2616	schtasks.exe

Dcrat family
dcrat

Modifies WinLogon for persistence 2 TTPs 7 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:\\Windows\\L2Schemas\\smss.exe\", \"C:\\Program Files\\VideoLAN\\VLC\\locale\\ca@valencia\\LC_MESSAGES\\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe\", \"C:\\MSOCache\\All Users\\{90140000-0018-0409-0000-0000000FF1CE}-C\\System.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\L2Schemas\\smss.exe\", \"C:\\Program Files\\VideoLAN\\VLC\\locale\\ca@valencia\\LC_MESSAGES\\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe\", \"C:\\MSOCache\\All Users\\{90140000-0018-0409-0000-0000000FF1CE}-C\\System.exe\", \"C:\\Windows\\DigitalLocker\\ja-JP\\explorer.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\L2Schemas\\smss.exe\", \"C:\\Program Files\\VideoLAN\\VLC\\locale\\ca@valencia\\LC_MESSAGES\\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe\", \"C:\\MSOCache\\All Users\\{90140000-0018-0409-0000-0000000FF1CE}-C\\System.exe\", \"C:\\Windows\\DigitalLocker\\ja-JP\\explorer.exe\", \"C:\\MSOCache\\All Users\\spoolsv.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\L2Schemas\\smss.exe\", \"C:\\Program Files\\VideoLAN\\VLC\\locale\\ca@valencia\\LC_MESSAGES\\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe\", \"C:\\MSOCache\\All Users\\{90140000-0018-0409-0000-0000000FF1CE}-C\\System.exe\", \"C:\\Windows\\DigitalLocker\\ja-JP\\explorer.exe\", \"C:\\MSOCache\\All Users\\spoolsv.exe\", \"C:\\Program Files\\MSBuild\\Idle.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\L2Schemas\\smss.exe\", \"C:\\Program Files\\VideoLAN\\VLC\\locale\\ca@valencia\\LC_MESSAGES\\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe\", \"C:\\MSOCache\\All Users\\{90140000-0018-0409-0000-0000000FF1CE}-C\\System.exe\", \"C:\\Windows\\DigitalLocker\\ja-JP\\explorer.exe\", \"C:\\MSOCache\\All Users\\spoolsv.exe\", \"C:\\Program Files\\MSBuild\\Idle.exe\", \"C:\\Windows\\SchCache\\services.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\L2Schemas\\smss.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\L2Schemas\\smss.exe\", \"C:\\Program Files\\VideoLAN\\VLC\\locale\\ca@valencia\\LC_MESSAGES\\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe

Process spawned unexpected child process 21 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	2776	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2860	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2908	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2740	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2840	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2828	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2976	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2768	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2680	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2648	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2704	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2232	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2600	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2616	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2320	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2824	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2932	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2996	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1320	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	564	1684	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1280	1684	schtasks.exe	29

DCRat payload 3 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

resource	yara_rule
behavioral1/memory/2220-1-0x00000000010F0000-0x000000000121E000-memory.dmp	dcrat
behavioral1/files/0x0006000000019489-15.dat	dcrat
behavioral1/memory/2620-30-0x00000000001D0000-0x00000000002FE000-memory.dmp	dcrat

Executes dropped EXE 1 IoCs

pid	Process
2620	Idle.exe

Adds Run key to start application 2 TTPs 14 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Windows\\L2Schemas\\smss.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c = "\"C:\\Program Files\\VideoLAN\\VLC\\locale\\ca@valencia\\LC_MESSAGES\\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Idle = "\"C:\\Program Files\\MSBuild\\Idle.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Windows\\SchCache\\services.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c = "\"C:\\Program Files\\VideoLAN\\VLC\\locale\\ca@valencia\\LC_MESSAGES\\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\MSOCache\\All Users\\{90140000-0018-0409-0000-0000000FF1CE}-C\\System.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\spoolsv = "\"C:\\MSOCache\\All Users\\spoolsv.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Idle = "\"C:\\Program Files\\MSBuild\\Idle.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\MSOCache\\All Users\\{90140000-0018-0409-0000-0000000FF1CE}-C\\System.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Windows\\DigitalLocker\\ja-JP\\explorer.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Windows\\DigitalLocker\\ja-JP\\explorer.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Windows\\SchCache\\services.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Windows\\L2Schemas\\smss.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\spoolsv = "\"C:\\MSOCache\\All Users\\spoolsv.exe\""	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	C:\Program Files\VideoLAN\VLC\locale\ca@valencia\LC_MESSAGES\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ca@valencia\LC_MESSAGES\acde9322e8c03f	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
File created	C:\Program Files\MSBuild\Idle.exe	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
File created	C:\Program Files\MSBuild\6ccacd8608530f	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe

Drops file in Windows directory 7 IoCs

description	ioc	Process
File created	C:\Windows\L2Schemas\smss.exe	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
File opened for modification	C:\Windows\L2Schemas\smss.exe	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
File created	C:\Windows\L2Schemas\69ddcba757bf72	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
File created	C:\Windows\DigitalLocker\ja-JP\explorer.exe	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
File created	C:\Windows\DigitalLocker\ja-JP\7a0fd90576e088	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
File created	C:\Windows\SchCache\services.exe	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
File created	C:\Windows\SchCache\c5b4cb5e9653cc	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe

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

System Information Discovery
T1082

Scheduled Task/Job: Scheduled Task 1 TTPs 21 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2600	schtasks.exe
2616	schtasks.exe
2932	schtasks.exe
1280	schtasks.exe
2908	schtasks.exe
2740	schtasks.exe
2680	schtasks.exe
2232	schtasks.exe
2824	schtasks.exe
2776	schtasks.exe
2828	schtasks.exe
2976	schtasks.exe
2768	schtasks.exe
2648	schtasks.exe
2320	schtasks.exe
2996	schtasks.exe
564	schtasks.exe
2840	schtasks.exe
2704	schtasks.exe
1320	schtasks.exe
2860	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2220	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
2620	Idle.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2220	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
Token: SeDebugPrivilege	2620	Idle.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2000	2220	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe	51
PID 2220 wrote to memory of 2000	2220	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe	51
PID 2220 wrote to memory of 2000	2220	c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe	51
PID 2000 wrote to memory of 520	2000	cmd.exe	53
PID 2000 wrote to memory of 520	2000	cmd.exe	53
PID 2000 wrote to memory of 520	2000	cmd.exe	53
PID 2000 wrote to memory of 2620	2000	cmd.exe	54
PID 2000 wrote to memory of 2620	2000	cmd.exe	54
PID 2000 wrote to memory of 2620	2000	cmd.exe	54

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\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe
"C:\Users\Admin\AppData\Local\Temp\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe"
1⤵
- DcRat
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\r0wdLKtTtN.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2000
- - C:\Windows\system32\w32tm.exe
    w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
    3⤵
    PID:520
- - C:\Program Files\MSBuild\Idle.exe
    "C:\Program Files\MSBuild\Idle.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2620

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 9 /tr "'C:\Windows\L2Schemas\smss.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2776

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Windows\L2Schemas\smss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2860

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 12 /tr "'C:\Windows\L2Schemas\smss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2908

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42cc" /sc MINUTE /mo 7 /tr "'C:\Program Files\VideoLAN\VLC\locale\ca@valencia\LC_MESSAGES\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2740

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c" /sc ONLOGON /tr "'C:\Program Files\VideoLAN\VLC\locale\ca@valencia\LC_MESSAGES\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2840

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42cc" /sc MINUTE /mo 14 /tr "'C:\Program Files\VideoLAN\VLC\locale\ca@valencia\LC_MESSAGES\c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2828

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 9 /tr "'C:\MSOCache\All Users\{90140000-0018-0409-0000-0000000FF1CE}-C\System.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2976

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0018-0409-0000-0000000FF1CE}-C\System.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2768

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 7 /tr "'C:\MSOCache\All Users\{90140000-0018-0409-0000-0000000FF1CE}-C\System.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2680

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 12 /tr "'C:\Windows\DigitalLocker\ja-JP\explorer.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2648

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Windows\DigitalLocker\ja-JP\explorer.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2704

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 10 /tr "'C:\Windows\DigitalLocker\ja-JP\explorer.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2232

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 6 /tr "'C:\MSOCache\All Users\spoolsv.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2600

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\MSOCache\All Users\spoolsv.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2616

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 12 /tr "'C:\MSOCache\All Users\spoolsv.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2320

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 8 /tr "'C:\Program Files\MSBuild\Idle.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2824

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Idle" /sc ONLOGON /tr "'C:\Program Files\MSBuild\Idle.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2932

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 14 /tr "'C:\Program Files\MSBuild\Idle.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2996

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 5 /tr "'C:\Windows\SchCache\services.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1320

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Windows\SchCache\services.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:564

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 5 /tr "'C:\Windows\SchCache\services.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1280

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\MSOCache\All Users\spoolsv.exe

Filesize
1.1MB

MD5
47ca2bfa2766ff45af97abbd85cd2e6d

SHA1
248680da6aad01e8416e19ed8666ba5462de3bd3

SHA256
c1f933dff9c16bc5dce053584b2112183b119f86de63e755fedab81d26d8d42c

SHA512
60c2f234538bc55b739f7f8131ef1efe00a77cc42c5647e93c93b9408c89c1c9c20b7bfccd01e9aa84a39bb2e7c096c8b89fdf415c402b74927b7320902c44de

Download Submit
C:\Users\Admin\AppData\Local\Temp\r0wdLKtTtN.bat

Filesize
198B

MD5
a92e07c99abfc0267ae63dafd5a904f8

SHA1
e1f706624a3e0ac176bb48d35e17580b68a67519

SHA256
bf1c1da5c301b9db86794e53365d7bd9263cff3ce8b85b40b076046e7eb495cc

SHA512
96fe1c0b3fb5939c4aedfa3823abf386632e8173c3f041ae643f1e981281f1322d3f1a270f5554f4daa7bc722d97f3eec16d67ef9697f115e5b7d15d6c8d6f0b

Download Submit
memory/2220-0-0x000007FEF64B3000-0x000007FEF64B4000-memory.dmp

Filesize
4KB

Download
memory/2220-1-0x00000000010F0000-0x000000000121E000-memory.dmp

Filesize
1.2MB

Download
memory/2220-2-0x000007FEF64B0000-0x000007FEF6E9C000-memory.dmp

Filesize
9.9MB

Download
memory/2220-3-0x00000000004D0000-0x00000000004EC000-memory.dmp

Filesize
112KB

Download
memory/2220-4-0x00000000004F0000-0x0000000000502000-memory.dmp

Filesize
72KB

Download
memory/2220-5-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/2220-6-0x0000000000540000-0x0000000000548000-memory.dmp

Filesize
32KB

Download
memory/2220-27-0x000007FEF64B0000-0x000007FEF6E9C000-memory.dmp

Filesize
9.9MB

Download
memory/2620-30-0x00000000001D0000-0x00000000002FE000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads