sality | 56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bd

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	WdExt.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	WdExt.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	WdExt.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe

Sality
Sality is backdoor written in C++, first discovered in 2003.
backdoor sality
Sality family
sality

UAC bypass 3 TTPs 2 IoCs

Bypass User Account Control

T1548.002

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	WdExt.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	WdExt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	WdExt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	WdExt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	WdExt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	WdExt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	WdExt.exe

Deletes itself 1 IoCs

pid	Process
1796	cmd.exe

Executes dropped EXE 4 IoCs

pid	Process
2432	WdExt.exe
1348	launch.exe
2944	wtmps.exe
1696	mscaps.exe

Loads dropped DLL 8 IoCs

pid	Process
2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
852	cmd.exe
852	cmd.exe
2432	WdExt.exe
2344	cmd.exe
2344	cmd.exe
400	cmd.exe
400	cmd.exe

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	WdExt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	WdExt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	WdExt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	WdExt.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	WdExt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	WdExt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	WdExt.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Defender Extension = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Defender\\launch.exe\""	launch.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	WdExt.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\mscaps.exe	wtmps.exe
File opened for modification	C:\Windows\SysWOW64\mscaps.exe	wtmps.exe

UPX packed file 21 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2476-104-0x0000000001F30000-0x0000000002FBE000-memory.dmp	upx
behavioral1/memory/2476-94-0x0000000001F30000-0x0000000002FBE000-memory.dmp	upx
behavioral1/memory/2476-99-0x0000000001F30000-0x0000000002FBE000-memory.dmp	upx
behavioral1/memory/2476-101-0x0000000001F30000-0x0000000002FBE000-memory.dmp	upx
behavioral1/memory/2476-102-0x0000000001F30000-0x0000000002FBE000-memory.dmp	upx
behavioral1/memory/2476-98-0x0000000001F30000-0x0000000002FBE000-memory.dmp	upx
behavioral1/memory/2476-95-0x0000000001F30000-0x0000000002FBE000-memory.dmp	upx
behavioral1/memory/2476-103-0x0000000001F30000-0x0000000002FBE000-memory.dmp	upx
behavioral1/memory/2476-100-0x0000000001F30000-0x0000000002FBE000-memory.dmp	upx
behavioral1/memory/2476-174-0x0000000001F30000-0x0000000002FBE000-memory.dmp	upx
behavioral1/memory/2476-175-0x0000000001F30000-0x0000000002FBE000-memory.dmp	upx
behavioral1/memory/2476-610-0x0000000001F30000-0x0000000002FBE000-memory.dmp	upx
behavioral1/memory/2432-657-0x0000000001D50000-0x0000000002DDE000-memory.dmp	upx
behavioral1/memory/2432-617-0x0000000001D50000-0x0000000002DDE000-memory.dmp	upx
behavioral1/memory/2432-699-0x0000000001D50000-0x0000000002DDE000-memory.dmp	upx
behavioral1/memory/2432-806-0x0000000001D50000-0x0000000002DDE000-memory.dmp	upx
behavioral1/memory/2432-735-0x0000000001D50000-0x0000000002DDE000-memory.dmp	upx
behavioral1/memory/2432-679-0x0000000001D50000-0x0000000002DDE000-memory.dmp	upx
behavioral1/memory/2432-807-0x0000000001D50000-0x0000000002DDE000-memory.dmp	upx
behavioral1/memory/2432-634-0x0000000001D50000-0x0000000002DDE000-memory.dmp	upx
behavioral1/memory/2432-715-0x0000000001D50000-0x0000000002DDE000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SYSTEM.INI	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 9 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	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WdExt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mscaps.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	launch.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wtmps.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
2432	WdExt.exe
2432	WdExt.exe
1348	launch.exe
1348	launch.exe
1348	launch.exe
1348	launch.exe
1348	launch.exe
1348	launch.exe
1348	launch.exe
1348	launch.exe
1348	launch.exe
1348	launch.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe
Token: SeDebugPrivilege	2432	WdExt.exe

Suspicious use of WriteProcessMemory 55 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 1060	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe	17
PID 2476 wrote to memory of 1072	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe	18
PID 2476 wrote to memory of 1144	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe	20
PID 2476 wrote to memory of 1564	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe	25
PID 2476 wrote to memory of 852	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe	31
PID 2476 wrote to memory of 852	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe	31
PID 2476 wrote to memory of 852	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe	31
PID 2476 wrote to memory of 852	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe	31
PID 2476 wrote to memory of 1796	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe	33
PID 2476 wrote to memory of 1796	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe	33
PID 2476 wrote to memory of 1796	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe	33
PID 2476 wrote to memory of 1796	2476	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe	33
PID 852 wrote to memory of 2432	852	cmd.exe	35
PID 852 wrote to memory of 2432	852	cmd.exe	35
PID 852 wrote to memory of 2432	852	cmd.exe	35
PID 852 wrote to memory of 2432	852	cmd.exe	35
PID 2432 wrote to memory of 1060	2432	WdExt.exe	17
PID 2432 wrote to memory of 1072	2432	WdExt.exe	18
PID 2432 wrote to memory of 1144	2432	WdExt.exe	20
PID 2432 wrote to memory of 1564	2432	WdExt.exe	25
PID 2432 wrote to memory of 852	2432	WdExt.exe	31
PID 2432 wrote to memory of 852	2432	WdExt.exe	31
PID 2432 wrote to memory of 2436	2432	WdExt.exe	32
PID 2432 wrote to memory of 2344	2432	WdExt.exe	36
PID 2432 wrote to memory of 2344	2432	WdExt.exe	36
PID 2432 wrote to memory of 2344	2432	WdExt.exe	36
PID 2432 wrote to memory of 2344	2432	WdExt.exe	36
PID 2344 wrote to memory of 1348	2344	cmd.exe	38
PID 2344 wrote to memory of 1348	2344	cmd.exe	38
PID 2344 wrote to memory of 1348	2344	cmd.exe	38
PID 2344 wrote to memory of 1348	2344	cmd.exe	38
PID 2344 wrote to memory of 1348	2344	cmd.exe	38
PID 2344 wrote to memory of 1348	2344	cmd.exe	38
PID 2344 wrote to memory of 1348	2344	cmd.exe	38
PID 1348 wrote to memory of 400	1348	launch.exe	39
PID 1348 wrote to memory of 400	1348	launch.exe	39
PID 1348 wrote to memory of 400	1348	launch.exe	39
PID 1348 wrote to memory of 400	1348	launch.exe	39
PID 1348 wrote to memory of 400	1348	launch.exe	39
PID 1348 wrote to memory of 400	1348	launch.exe	39
PID 1348 wrote to memory of 400	1348	launch.exe	39
PID 400 wrote to memory of 2944	400	cmd.exe	41
PID 400 wrote to memory of 2944	400	cmd.exe	41
PID 400 wrote to memory of 2944	400	cmd.exe	41
PID 400 wrote to memory of 2944	400	cmd.exe	41
PID 400 wrote to memory of 2944	400	cmd.exe	41
PID 400 wrote to memory of 2944	400	cmd.exe	41
PID 400 wrote to memory of 2944	400	cmd.exe	41
PID 2944 wrote to memory of 1696	2944	wtmps.exe	42
PID 2944 wrote to memory of 1696	2944	wtmps.exe	42
PID 2944 wrote to memory of 1696	2944	wtmps.exe	42
PID 2944 wrote to memory of 1696	2944	wtmps.exe	42
PID 2944 wrote to memory of 1696	2944	wtmps.exe	42
PID 2944 wrote to memory of 1696	2944	wtmps.exe	42
PID 2944 wrote to memory of 1696	2944	wtmps.exe	42

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	WdExt.exe

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1060

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1072

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1144
- C:\Users\Admin\AppData\Local\Temp\56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe
  "C:\Users\Admin\AppData\Local\Temp\56b29e6cfc65618539437b9d58231d1b733362fdcb6f30e7435adc3dcdf215bdN.exe"
  2⤵
  - Modifies firewall policy service
  - UAC bypass
  - Windows security bypass
  - Loads dropped DLL
  - Windows security modification
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:2476
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin0.bat" "
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:852
  - - C:\Users\Admin\AppData\Roaming\Microsoft\Messenger\Extension\WdExt.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Messenger\Extension\WdExt.exe"
      4⤵
      Modifies firewall policy service
      UAC bypass
      Windows security bypass
      Executes dropped EXE
      Loads dropped DLL
      Windows security modification
      Checks whether UAC is enabled
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:2432
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat" "
        5⤵
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2344
      - C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe
        
        "C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe" /i 2432
        6⤵
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:1348
        
        C:\Windows\SysWOW64\cmd.exe
        
        cmd /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin0.bat" "
        7⤵
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:400
        
        C:\Users\Admin\AppData\Local\Temp\wtmps.exe
        
        "C:\Users\Admin\AppData\Local\Temp\wtmps.exe"
        8⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2944
        
        C:\Windows\SysWOW64\mscaps.exe
        
        "C:\Windows\system32\mscaps.exe" /C:\Users\Admin\AppData\Local\Temp\wtmps.exe
        9⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:1696
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat" "
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:1796

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1564

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-239014479-1762234246-1143619075-1884248360-620738624-1353292119-94092512-624034005"
1⤵
PID:2436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

Modify Registry