sality | a40394e67969d92cf910879064a5d01b9da9015425462db4f057428680dc3e86

Modify Existing Service

T1031

Processes:

30fc94fb1f9ab5273746539d316d3399.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	30fc94fb1f9ab5273746539d316d3399.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	30fc94fb1f9ab5273746539d316d3399.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	30fc94fb1f9ab5273746539d316d3399.exe

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

UAC bypass 3 TTPs 1 IoCs

Bypass User Account Control

T1088

Disabling Security Tools

Modify Registry

Processes:

30fc94fb1f9ab5273746539d316d3399.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	30fc94fb1f9ab5273746539d316d3399.exe

Windows security bypass 2 TTPs 6 IoCs

Disabling Security Tools

Modify Registry

Processes:

30fc94fb1f9ab5273746539d316d3399.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	30fc94fb1f9ab5273746539d316d3399.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	30fc94fb1f9ab5273746539d316d3399.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	30fc94fb1f9ab5273746539d316d3399.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	30fc94fb1f9ab5273746539d316d3399.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	30fc94fb1f9ab5273746539d316d3399.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	30fc94fb1f9ab5273746539d316d3399.exe

Executes dropped EXE 3 IoCs

Processes:

svchost.exe30fc94fb1f9ab5273746539d316d3399.exesvchost.exe

pid process

1992 svchost.exe
1028 30fc94fb1f9ab5273746539d316d3399.exe
1764 svchost.exe

pid	process
1992	svchost.exe
1028	30fc94fb1f9ab5273746539d316d3399.exe
1764	svchost.exe

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1028-61-0x0000000001DF0000-0x0000000002EAA000-memory.dmp	upx
behavioral1/memory/1028-64-0x0000000001DF0000-0x0000000002EAA000-memory.dmp	upx
behavioral1/memory/1028-68-0x0000000001DF0000-0x0000000002EAA000-memory.dmp	upx

Loads dropped DLL 1 IoCs

Processes:

svchost.exe

pid process

1992 svchost.exe

pid	process
1992	svchost.exe

Windows security modification 2 TTPs 7 IoCs

Disabling Security Tools

Modify Registry

Processes:

30fc94fb1f9ab5273746539d316d3399.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	30fc94fb1f9ab5273746539d316d3399.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	30fc94fb1f9ab5273746539d316d3399.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	30fc94fb1f9ab5273746539d316d3399.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	30fc94fb1f9ab5273746539d316d3399.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	30fc94fb1f9ab5273746539d316d3399.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	30fc94fb1f9ab5273746539d316d3399.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	30fc94fb1f9ab5273746539d316d3399.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

T1082

Processes:

30fc94fb1f9ab5273746539d316d3399.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	30fc94fb1f9ab5273746539d316d3399.exe

Drops file in Windows directory 3 IoCs

Processes:

30fc94fb1f9ab5273746539d316d3399.exe30fc94fb1f9ab5273746539d316d3399.exe

description	ioc	process
File created	C:\Windows\6c0ee0	30fc94fb1f9ab5273746539d316d3399.exe
File opened for modification	C:\Windows\SYSTEM.INI	30fc94fb1f9ab5273746539d316d3399.exe
File created	C:\Windows\svchost.exe	30fc94fb1f9ab5273746539d316d3399.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

30fc94fb1f9ab5273746539d316d3399.exe

pid process

1028 30fc94fb1f9ab5273746539d316d3399.exe

pid	process
1028	30fc94fb1f9ab5273746539d316d3399.exe

Suspicious use of AdjustPrivilegeToken 20 IoCs

Processes:

30fc94fb1f9ab5273746539d316d3399.exe

description	pid	process
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe
Token: SeDebugPrivilege	1028	30fc94fb1f9ab5273746539d316d3399.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

30fc94fb1f9ab5273746539d316d3399.exesvchost.exe30fc94fb1f9ab5273746539d316d3399.exe

description	pid	process	target process
PID 1740 wrote to memory of 1992	1740	30fc94fb1f9ab5273746539d316d3399.exe	svchost.exe
PID 1740 wrote to memory of 1992	1740	30fc94fb1f9ab5273746539d316d3399.exe	svchost.exe
PID 1740 wrote to memory of 1992	1740	30fc94fb1f9ab5273746539d316d3399.exe	svchost.exe
PID 1740 wrote to memory of 1992	1740	30fc94fb1f9ab5273746539d316d3399.exe	svchost.exe
PID 1992 wrote to memory of 1028	1992	svchost.exe	30fc94fb1f9ab5273746539d316d3399.exe
PID 1992 wrote to memory of 1028	1992	svchost.exe	30fc94fb1f9ab5273746539d316d3399.exe
PID 1992 wrote to memory of 1028	1992	svchost.exe	30fc94fb1f9ab5273746539d316d3399.exe
PID 1992 wrote to memory of 1028	1992	svchost.exe	30fc94fb1f9ab5273746539d316d3399.exe
PID 1028 wrote to memory of 1128	1028	30fc94fb1f9ab5273746539d316d3399.exe	taskhost.exe
PID 1028 wrote to memory of 1172	1028	30fc94fb1f9ab5273746539d316d3399.exe	Dwm.exe
PID 1028 wrote to memory of 1196	1028	30fc94fb1f9ab5273746539d316d3399.exe	Explorer.EXE
PID 1028 wrote to memory of 1992	1028	30fc94fb1f9ab5273746539d316d3399.exe	svchost.exe
PID 1028 wrote to memory of 1992	1028	30fc94fb1f9ab5273746539d316d3399.exe	svchost.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

Processes:

30fc94fb1f9ab5273746539d316d3399.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	30fc94fb1f9ab5273746539d316d3399.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1128

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196

C:\Users\Admin\AppData\Local\Temp\30fc94fb1f9ab5273746539d316d3399.exe
"C:\Users\Admin\AppData\Local\Temp\30fc94fb1f9ab5273746539d316d3399.exe"
2⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1740

C:\Windows\svchost.exe
"C:\Windows\svchost.exe" "C:\Users\Admin\AppData\Local\Temp\30fc94fb1f9ab5273746539d316d3399.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1992

C:\Users\Admin\AppData\Local\Temp\30fc94fb1f9ab5273746539d316d3399.exe
"C:\Users\Admin\AppData\Local\Temp\30fc94fb1f9ab5273746539d316d3399.exe"
4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1028

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\svchost.exe
C:\Windows\svchost.exe
1⤵
- Executes dropped EXE
PID:1764

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