sality | 30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d

Modify Existing Service

T1031

Processes:

30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.execaycwq.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe

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

UAC bypass 3 TTPs 2 IoCs

Bypass User Account Control

T1088

Disabling Security Tools

Modify Registry

Processes:

30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.execaycwq.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	caycwq.exe

Windows security bypass 2 TTPs 18 IoCs

Disabling Security Tools

Modify Registry

Processes:

caycwq.exe30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc\UacDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc\AntiVirusOverride = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc\AntiVirusDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc\FirewallOverride = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc\UpdatesDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc\FirewallDisableNotify = "1"	caycwq.exe

Executes dropped EXE 1 IoCs

Processes:

caycwq.exe

pid process

1592 caycwq.exe

pid	process
1592	caycwq.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1684-55-0x0000000002040000-0x00000000030CE000-memory.dmp	upx
behavioral1/memory/1684-60-0x0000000002040000-0x00000000030CE000-memory.dmp	upx
behavioral1/memory/1592-59-0x0000000000AE0000-0x0000000001B6E000-memory.dmp	upx
behavioral1/memory/1684-65-0x0000000002040000-0x00000000030CE000-memory.dmp	upx
behavioral1/memory/1592-68-0x0000000000AE0000-0x0000000001B6E000-memory.dmp	upx

Loads dropped DLL 1 IoCs

Processes:

caycwq.exe

pid process

1592 caycwq.exe

pid	process
1592	caycwq.exe

Windows security modification 2 TTPs 20 IoCs

Disabling Security Tools

Modify Registry

Processes:

caycwq.exe30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc\AntiVirusDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc\FirewallOverride = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc\UpdatesDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc\UacDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc\AntiVirusOverride = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc\FirewallDisableNotify = "1"	caycwq.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

Processes:

30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.execaycwq.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	caycwq.exe

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

caycwq.exe

description	ioc	process
File opened (read-only)	\??\K:	caycwq.exe
File opened (read-only)	\??\O:	caycwq.exe
File opened (read-only)	\??\Q:	caycwq.exe
File opened (read-only)	\??\T:	caycwq.exe
File opened (read-only)	\??\V:	caycwq.exe
File opened (read-only)	\??\M:	caycwq.exe
File opened (read-only)	\??\N:	caycwq.exe
File opened (read-only)	\??\R:	caycwq.exe
File opened (read-only)	\??\S:	caycwq.exe
File opened (read-only)	\??\U:	caycwq.exe
File opened (read-only)	\??\E:	caycwq.exe
File opened (read-only)	\??\H:	caycwq.exe
File opened (read-only)	\??\J:	caycwq.exe
File opened (read-only)	\??\P:	caycwq.exe
File opened (read-only)	\??\W:	caycwq.exe
File opened (read-only)	\??\Z:	caycwq.exe
File opened (read-only)	\??\F:	caycwq.exe
File opened (read-only)	\??\G:	caycwq.exe
File opened (read-only)	\??\I:	caycwq.exe
File opened (read-only)	\??\L:	caycwq.exe
File opened (read-only)	\??\X:	caycwq.exe
File opened (read-only)	\??\Y:	caycwq.exe

Drops file in System32 directory 3 IoCs

Processes:

30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.execaycwq.exe

description	ioc	process
File created	C:\Windows\SysWOW64\caycwq.exe	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
File opened for modification	C:\Windows\SysWOW64\caycwq.exe	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
File created	C:\Windows\SysWOW64\gei33.dll	caycwq.exe

Drops file in Program Files directory 7 IoCs

Processes:

caycwq.exe

description	ioc	process
File opened for modification	C:\PROGRAM FILES\7-ZIP\7zFM.exe	caycwq.exe
File opened for modification	C:\PROGRAM FILES\7-ZIP\7zG.exe	caycwq.exe
File opened for modification	C:\PROGRAM FILES\7-ZIP\Uninstall.exe	caycwq.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	caycwq.exe
File created	C:\Program Files\7-Zip\lpk.dll	caycwq.exe
File opened for modification	C:\Program Files\7-Zip\lpk.dll	caycwq.exe
File opened for modification	C:\PROGRAM FILES\7-ZIP\7z.exe	caycwq.exe

Drops file in Windows directory 1 IoCs

Processes:

30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe

description ioc process

File opened for modification C:\Windows\SYSTEM.INI 30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe

description	ioc	process
File opened for modification	C:\Windows\SYSTEM.INI	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe

Modifies data under HKEY_USERS 28 IoCs

Processes:

caycwq.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S3_3 = "4260979152"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\GlobalUserOffline = "0"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S1_0 = "3299283285"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S4_2 = "2829496998"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S1_3 = "2577324613"	caycwq.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Aoqcbk\1460008425	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S1_1 = "2139237134"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S2_2 = "2829494469"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S3_1 = "1431319418"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S3_0 = "17001001"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S4_0 = "0"	caycwq.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk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	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S4_3 = "4244245497"	caycwq.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\1460008425\1414748499 = "155"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\1460008425\1364026700 = "35"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\1460008425\-1516192097 = "256"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S2_0 = "9832"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S1_2 = "1359675385"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S3_2 = "2846218383"	caycwq.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\1460008425	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\1460008425\-1465470298 = "0"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\1460008425\-50721799 = "0"	caycwq.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\1460008425\1313304901 = "4B0C1ACCFEF76671CC19B2472947B89ADBC1B3E1DD905C5AB2843C3A84EDCF6F17A4547E0E9250886096036CFAC3A46EE12558210578AE55D6C0F02593FED47E0CC870C0A0F906762622E4855C635CC4EF7D18DBDAC4B2A8E728A18980F31AA51B9984A39616D681334370FCD3CA6786870A5E9E662CFE328DB70D6B0182B0BE"	caycwq.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S2_1 = "1414745114"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S4_1 = "1414748499"	caycwq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Aoqcbk\S2_3 = "4244248541"	caycwq.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.execaycwq.exe

pid	process
1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
1592	caycwq.exe
1592	caycwq.exe
1592	caycwq.exe
1592	caycwq.exe
1592	caycwq.exe
1592	caycwq.exe
1592	caycwq.exe
1592	caycwq.exe
1592	caycwq.exe
1592	caycwq.exe
1592	caycwq.exe
1592	caycwq.exe
1592	caycwq.exe
1592	caycwq.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe

pid process

1684 30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe

Suspicious use of AdjustPrivilegeToken 20 IoCs

Processes:

30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe

description	pid	process
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Token: SeDebugPrivilege	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.execaycwq.exe

description	pid	process	target process
PID 1684 wrote to memory of 1148	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe	taskhost.exe
PID 1684 wrote to memory of 1248	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe	Dwm.exe
PID 1684 wrote to memory of 1292	1684	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe	Explorer.EXE
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE
PID 1592 wrote to memory of 1684	1592	caycwq.exe	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE
PID 1592 wrote to memory of 1148	1592	caycwq.exe	taskhost.exe
PID 1592 wrote to memory of 1248	1592	caycwq.exe	Dwm.exe
PID 1592 wrote to memory of 1292	1592	caycwq.exe	Explorer.EXE

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

Processes:

30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.execaycwq.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	caycwq.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1292

C:\Users\Admin\AppData\Local\Temp\30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe
"C:\Users\Admin\AppData\Local\Temp\30509b309eab2e55e4ca7c62f3f129eb82fa428aa7891d2ddfb6a7ba852fe78d.exe"
2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1684

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1248

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1148

C:\Windows\SysWOW64\caycwq.exe
C:\Windows\SysWOW64\caycwq.exe
1⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Loads dropped DLL
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1592

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Modify Registry

5

Bypass User Account Control

T1088

Disabling Security Tools

3

Credential Access

Discovery

System Information Discovery

2

T1082

Query Registry

T1012

Peripheral Device Discovery