dcrat | a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Admin\\Desktop\\services.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Admin\\Desktop\\services.exe\", \"C:\\Windows\\System32\\wshom\\sppsvc.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Admin\\Desktop\\services.exe\", \"C:\\Windows\\System32\\wshom\\sppsvc.exe\", \"C:\\Windows\\System32\\NlsData0010\\smss.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Admin\\Desktop\\services.exe\", \"C:\\Windows\\System32\\wshom\\sppsvc.exe\", \"C:\\Windows\\System32\\NlsData0010\\smss.exe\", \"C:\\Recovery\\31f19e42-8726-11ef-be9a-dab21757c799\\csrss.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Admin\\Desktop\\services.exe\", \"C:\\Windows\\System32\\wshom\\sppsvc.exe\", \"C:\\Windows\\System32\\NlsData0010\\smss.exe\", \"C:\\Recovery\\31f19e42-8726-11ef-be9a-dab21757c799\\csrss.exe\", \"C:\\Windows\\System32\\usercpl\\dllhost.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Admin\\Desktop\\services.exe\", \"C:\\Windows\\System32\\wshom\\sppsvc.exe\", \"C:\\Windows\\System32\\NlsData0010\\smss.exe\", \"C:\\Recovery\\31f19e42-8726-11ef-be9a-dab21757c799\\csrss.exe\", \"C:\\Windows\\System32\\usercpl\\dllhost.exe\", \"C:\\Windows\\debug\\WIA\\explorer.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe

Process spawned unexpected child process 6 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	3056	2972	schtasks.exe	30
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2564	2972	schtasks.exe	30
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3032	2972	schtasks.exe	30
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2896	2972	schtasks.exe	30
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2776	2972	schtasks.exe	30
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1016	2972	schtasks.exe	30

Executes dropped EXE 1 IoCs

pid	Process
796	services.exe

Adds Run key to start application 2 TTPs 12 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Windows\\debug\\WIA\\explorer.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Windows\\debug\\WIA\\explorer.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Users\\Admin\\Desktop\\services.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\sppsvc = "\"C:\\Windows\\System32\\wshom\\sppsvc.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sppsvc = "\"C:\\Windows\\System32\\wshom\\sppsvc.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Recovery\\31f19e42-8726-11ef-be9a-dab21757c799\\csrss.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Recovery\\31f19e42-8726-11ef-be9a-dab21757c799\\csrss.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Users\\Admin\\Desktop\\services.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Windows\\System32\\NlsData0010\\smss.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Windows\\System32\\NlsData0010\\smss.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Windows\\System32\\usercpl\\dllhost.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Windows\\System32\\usercpl\\dllhost.exe\""	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\System32\usercpl\dllhost.exe	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
File created	C:\Windows\System32\usercpl\5940a34987c99120d96dace90a3f93f329dcad63	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
File created	C:\Windows\System32\wshom\sppsvc.exe	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
File created	C:\Windows\System32\wshom\0a1fd5f707cd16ea89afd3d6db52b2da58214a6c	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
File created	C:\Windows\System32\NlsData0010\smss.exe	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
File created	C:\Windows\System32\NlsData0010\69ddcba757bf72f7d36c464c71f42baab150b2b9	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\debug\WIA\explorer.exe	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
File created	C:\Windows\debug\WIA\7a0fd90576e08807bde2cc57bcf9854bbce05fe3	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe

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

System Information Discovery
T1082

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	services.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	services.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 6 IoCs

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

persistence execution

Scheduled Task

pid	Process
3032	schtasks.exe
2896	schtasks.exe
2776	schtasks.exe
1016	schtasks.exe
3056	schtasks.exe
2564	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2164	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
796	services.exe
796	services.exe
796	services.exe
796	services.exe
796	services.exe
796	services.exe
796	services.exe
796	services.exe
796	services.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2164	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
Token: SeDebugPrivilege	796	services.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 2184	2164	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe	38
PID 2164 wrote to memory of 2184	2164	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe	38
PID 2164 wrote to memory of 2184	2164	a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe	38
PID 2184 wrote to memory of 2464	2184	cmd.exe	40
PID 2184 wrote to memory of 2464	2184	cmd.exe	40
PID 2184 wrote to memory of 2464	2184	cmd.exe	40
PID 2184 wrote to memory of 796	2184	cmd.exe	41
PID 2184 wrote to memory of 796	2184	cmd.exe	41
PID 2184 wrote to memory of 796	2184	cmd.exe	41

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\a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe
"C:\Users\Admin\AppData\Local\Temp\a9c9416b056e0834e13cc89adf3f8960fac7d0314a7474368df1a56a3404e8ae.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\RKRAazGsEW.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Windows\system32\w32tm.exe
    w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
    3⤵
    PID:2464
- - C:\Users\Admin\Desktop\services.exe
    "C:\Users\Admin\Desktop\services.exe"
    3⤵
    - Executes dropped EXE
    - Modifies system certificate store
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:796

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Users\Admin\Desktop\services.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3056

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\Windows\System32\wshom\sppsvc.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2564

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Windows\System32\NlsData0010\smss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3032

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Recovery\31f19e42-8726-11ef-be9a-dab21757c799\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2896

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Windows\System32\usercpl\dllhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2776

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Windows\debug\WIA\explorer.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1016

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Modify Registry

3

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

Query Registry

T1012

System Information Discovery