sality | 9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930

Windows Service

T1543.003

Processes:

9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

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

UAC bypass 3 TTPs 1 IoCs

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

Windows security bypass 2 TTPs 6 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3056-1-0x0000000000650000-0x00000000016DE000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/3056-13-0x0000000000650000-0x00000000016DE000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine

UPX dump on OEP (original entry point) 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3056-1-0x0000000000650000-0x00000000016DE000-memory.dmp	UPX
behavioral1/memory/3056-13-0x0000000000650000-0x00000000016DE000-memory.dmp	UPX
behavioral1/memory/3056-16-0x0000000000400000-0x0000000000447000-memory.dmp	UPX

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2552 cmd.exe

pid	process
2552	cmd.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/3056-1-0x0000000000650000-0x00000000016DE000-memory.dmp	upx
behavioral1/memory/3056-13-0x0000000000650000-0x00000000016DE000-memory.dmp	upx

Windows security modification 2 TTPs 7 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

T1082

Processes:

9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

Drops file in Windows directory 3 IoCs

Processes:

9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

description	ioc	process
File created	C:\Windows\rundl132.exe	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
File created	C:\Windows\Logo1_.exe	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
File opened for modification	C:\Windows\SYSTEM.INI	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

description	pid	process	target process
PID 3056 wrote to memory of 2552	3056	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe	cmd.exe
PID 3056 wrote to memory of 2552	3056	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe	cmd.exe
PID 3056 wrote to memory of 2552	3056	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe	cmd.exe
PID 3056 wrote to memory of 2552	3056	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe	cmd.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

Processes:

9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe

C:\Users\Admin\AppData\Local\Temp\9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe
"C:\Users\Admin\AppData\Local\Temp\9ac782c1c0a23ad6a1092bdaaa78c17561335625446f438d7d934b49aa523930.exe"
1⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
- System policy modification
PID:3056

C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\$$a9EFD.bat
2⤵
- Deletes itself
PID:2552

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control