dcrat | 004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766cee

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Documents and Settings\\audiodg.exe\", \"C:\\Windows\\System32\\dispex\\wininit.exe\", \"C:\\Program Files (x86)\\Windows NT\\Accessories\\de-DE\\System.exe\", \"C:\\Documents and Settings\\lsass.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Documents and Settings\\audiodg.exe\", \"C:\\Windows\\System32\\dispex\\wininit.exe\", \"C:\\Program Files (x86)\\Windows NT\\Accessories\\de-DE\\System.exe\", \"C:\\Documents and Settings\\lsass.exe\", \"C:\\Users\\Default User\\taskhost.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Documents and Settings\\audiodg.exe\", \"C:\\Windows\\System32\\dispex\\wininit.exe\", \"C:\\Program Files (x86)\\Windows NT\\Accessories\\de-DE\\System.exe\", \"C:\\Documents and Settings\\lsass.exe\", \"C:\\Users\\Default User\\taskhost.exe\", \"C:\\MSOCache\\All Users\\{90140000-0011-0000-0000-0000000FF1CE}-C\\lsass.exe\", \"C:\\Recovery\\31f19e42-8726-11ef-be9a-dab21757c799\\004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe\", \"C:\\Windows\\System32\\RestartManagerUninstall\\smss.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Documents and Settings\\audiodg.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Documents and Settings\\audiodg.exe\", \"C:\\Windows\\System32\\dispex\\wininit.exe\", \"C:\\Program Files (x86)\\Windows NT\\Accessories\\de-DE\\System.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Documents and Settings\\audiodg.exe\", \"C:\\Windows\\System32\\dispex\\wininit.exe\", \"C:\\Program Files (x86)\\Windows NT\\Accessories\\de-DE\\System.exe\", \"C:\\Documents and Settings\\lsass.exe\", \"C:\\Users\\Default User\\taskhost.exe\", \"C:\\MSOCache\\All Users\\{90140000-0011-0000-0000-0000000FF1CE}-C\\lsass.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Documents and Settings\\audiodg.exe\", \"C:\\Windows\\System32\\dispex\\wininit.exe\", \"C:\\Program Files (x86)\\Windows NT\\Accessories\\de-DE\\System.exe\", \"C:\\Documents and Settings\\lsass.exe\", \"C:\\Users\\Default User\\taskhost.exe\", \"C:\\MSOCache\\All Users\\{90140000-0011-0000-0000-0000000FF1CE}-C\\lsass.exe\", \"C:\\Recovery\\31f19e42-8726-11ef-be9a-dab21757c799\\004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Documents and Settings\\audiodg.exe\", \"C:\\Windows\\System32\\dispex\\wininit.exe\", \"C:\\Program Files (x86)\\Windows NT\\Accessories\\de-DE\\System.exe\", \"C:\\Documents and Settings\\lsass.exe\", \"C:\\Users\\Default User\\taskhost.exe\", \"C:\\MSOCache\\All Users\\{90140000-0011-0000-0000-0000000FF1CE}-C\\lsass.exe\", \"C:\\Recovery\\31f19e42-8726-11ef-be9a-dab21757c799\\004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe\", \"C:\\Windows\\System32\\RestartManagerUninstall\\smss.exe\", \"C:\\Windows\\System32\\ipsecsnp\\services.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Documents and Settings\\audiodg.exe\", \"C:\\Windows\\System32\\dispex\\wininit.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe

Process spawned unexpected child process 9 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	2684	2656	schtasks.exe	30
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2672	2656	schtasks.exe	30
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2488	2656	schtasks.exe	30
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2708	2656	schtasks.exe	30
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2700	2656	schtasks.exe	30
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1168	2656	schtasks.exe	30
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1888	2656	schtasks.exe	30
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	884	2656	schtasks.exe	30
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2584	2656	schtasks.exe	30

UAC bypass 3 TTPs 6 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	audiodg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	audiodg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	audiodg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe

DCRat payload 3 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

resource	yara_rule
behavioral1/memory/2128-1-0x0000000001320000-0x0000000001414000-memory.dmp	dcrat
behavioral1/files/0x0005000000019489-20.dat	dcrat
behavioral1/memory/1452-150-0x0000000000A40000-0x0000000000B34000-memory.dmp	dcrat

Executes dropped EXE 1 IoCs

pid	Process
1452	audiodg.exe

Adds Run key to start application 2 TTPs 18 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Windows\\System32\\RestartManagerUninstall\\smss.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Windows\\System32\\ipsecsnp\\services.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\Windows\\System32\\dispex\\wininit.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\Program Files (x86)\\Windows NT\\Accessories\\de-DE\\System.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Documents and Settings\\lsass.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Documents and Settings\\lsass.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\taskhost = "\"C:\\Users\\Default User\\taskhost.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\MSOCache\\All Users\\{90140000-0011-0000-0000-0000000FF1CE}-C\\lsass.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Windows\\System32\\ipsecsnp\\services.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\audiodg = "\"C:\\Documents and Settings\\audiodg.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\audiodg = "\"C:\\Documents and Settings\\audiodg.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\Windows\\System32\\dispex\\wininit.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taskhost = "\"C:\\Users\\Default User\\taskhost.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN = "\"C:\\Recovery\\31f19e42-8726-11ef-be9a-dab21757c799\\004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Windows\\System32\\RestartManagerUninstall\\smss.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN = "\"C:\\Recovery\\31f19e42-8726-11ef-be9a-dab21757c799\\004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\Program Files (x86)\\Windows NT\\Accessories\\de-DE\\System.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\MSOCache\\All Users\\{90140000-0011-0000-0000-0000000FF1CE}-C\\lsass.exe\""	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	audiodg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	audiodg.exe

Drops file in System32 directory 15 IoCs

description	ioc	Process
File created	C:\Windows\System32\RestartManagerUninstall\smss.exe	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File created	C:\Windows\System32\ipsecsnp\services.exe	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File opened for modification	C:\Windows\System32\RestartManagerUninstall\RCX9407.tmp	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File opened for modification	C:\Windows\System32\ipsecsnp\RCX963A.tmp	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File created	C:\Windows\System32\dispex\560854153607923c4c5f107085a7db67be01f252	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File created	C:\Windows\System32\RestartManagerUninstall\69ddcba757bf72f7d36c464c71f42baab150b2b9	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File opened for modification	C:\Windows\System32\RestartManagerUninstall\RCX9406.tmp	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File opened for modification	C:\Windows\System32\RestartManagerUninstall\smss.exe	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File opened for modification	C:\Windows\System32\ipsecsnp\services.exe	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File created	C:\Windows\System32\dispex\wininit.exe	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File created	C:\Windows\System32\ipsecsnp\c5b4cb5e9653cce737f29f72ba880dd4c4bab27d	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File opened for modification	C:\Windows\System32\dispex\RCX870F.tmp	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File opened for modification	C:\Windows\System32\dispex\RCX871F.tmp	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File opened for modification	C:\Windows\System32\ipsecsnp\RCX962A.tmp	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File opened for modification	C:\Windows\System32\dispex\wininit.exe	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Windows NT\Accessories\de-DE\System.exe	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File created	C:\Program Files (x86)\Windows NT\Accessories\de-DE\System.exe	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File created	C:\Program Files (x86)\Windows NT\Accessories\de-DE\27d1bcfc3c54e0e44ea423ffd4ee81fe73670a2a	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File opened for modification	C:\Program Files (x86)\Windows NT\Accessories\de-DE\RCX8990.tmp	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
File opened for modification	C:\Program Files (x86)\Windows NT\Accessories\de-DE\RCX89A1.tmp	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.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 9 IoCs

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

persistence execution

Scheduled Task

pid	Process
2684	schtasks.exe
2708	schtasks.exe
1888	schtasks.exe
884	schtasks.exe
2584	schtasks.exe
2672	schtasks.exe
2488	schtasks.exe
2700	schtasks.exe
1168	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2128	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2128	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Token: SeDebugPrivilege	1452	audiodg.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 948	2128	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe	40
PID 2128 wrote to memory of 948	2128	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe	40
PID 2128 wrote to memory of 948	2128	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe	40
PID 948 wrote to memory of 112	948	cmd.exe	42
PID 948 wrote to memory of 112	948	cmd.exe	42
PID 948 wrote to memory of 112	948	cmd.exe	42
PID 948 wrote to memory of 1452	948	cmd.exe	43
PID 948 wrote to memory of 1452	948	cmd.exe	43
PID 948 wrote to memory of 1452	948	cmd.exe	43

System policy modification 1 TTPs 6 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	audiodg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	audiodg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	audiodg.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\004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe
"C:\Users\Admin\AppData\Local\Temp\004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe"
1⤵
- Modifies WinLogon for persistence
- UAC bypass
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2128
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\Xg4aZZWmiX.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:948
- - C:\Windows\system32\w32tm.exe
    w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
    3⤵
    PID:112
- - C:\Documents and Settings\audiodg.exe
    "C:\Documents and Settings\audiodg.exe"
    3⤵
    - UAC bypass
    - Executes dropped EXE
    - Checks whether UAC is enabled
    - Suspicious use of AdjustPrivilegeToken
    - System policy modification
    PID:1452

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "audiodg" /sc ONLOGON /tr "'C:\Documents and Settings\audiodg.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2684

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Windows\System32\dispex\wininit.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2672

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows NT\Accessories\de-DE\System.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2488

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Documents and Settings\lsass.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2708

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhost" /sc ONLOGON /tr "'C:\Users\Default User\taskhost.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 "lsass" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\lsass.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1168

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN" /sc ONLOGON /tr "'C:\Recovery\31f19e42-8726-11ef-be9a-dab21757c799\004e2051dde231741f7be44ccc11a2ac05170785f1c2b702e8ae3ee8b3766ceeN.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1888

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Windows\System32\RestartManagerUninstall\smss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:884

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Windows\System32\ipsecsnp\services.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2584

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

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

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

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Query Registry