sality | 6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f

Windows Service

T1543.003

Processes:

6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.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

Modify Registry

Processes:

6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

Windows security bypass 2 TTPs 6 IoCs

Disable or Modify Tools

Modify Registry

Processes:

6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 10 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2340-7-0x0000000002730000-0x00000000037BE000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2340-6-0x0000000002730000-0x00000000037BE000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2340-3-0x0000000002730000-0x00000000037BE000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2340-10-0x0000000002730000-0x00000000037BE000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2340-9-0x0000000002730000-0x00000000037BE000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2340-4-0x0000000002730000-0x00000000037BE000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2340-11-0x0000000002730000-0x00000000037BE000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2340-8-0x0000000002730000-0x00000000037BE000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2340-5-0x0000000002730000-0x00000000037BE000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2340-29-0x0000000002730000-0x00000000037BE000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine

UPX dump on OEP (original entry point) 11 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2340-7-0x0000000002730000-0x00000000037BE000-memory.dmp	UPX
behavioral1/memory/2340-6-0x0000000002730000-0x00000000037BE000-memory.dmp	UPX
behavioral1/memory/2340-3-0x0000000002730000-0x00000000037BE000-memory.dmp	UPX
behavioral1/memory/2340-10-0x0000000002730000-0x00000000037BE000-memory.dmp	UPX
behavioral1/memory/2340-9-0x0000000002730000-0x00000000037BE000-memory.dmp	UPX
behavioral1/memory/2340-4-0x0000000002730000-0x00000000037BE000-memory.dmp	UPX
behavioral1/memory/2340-11-0x0000000002730000-0x00000000037BE000-memory.dmp	UPX
behavioral1/memory/2340-8-0x0000000002730000-0x00000000037BE000-memory.dmp	UPX
behavioral1/memory/2340-5-0x0000000002730000-0x00000000037BE000-memory.dmp	UPX
behavioral1/memory/2340-39-0x0000000000400000-0x0000000000423000-memory.dmp	UPX
behavioral1/memory/2340-29-0x0000000002730000-0x00000000037BE000-memory.dmp	UPX

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2340-7-0x0000000002730000-0x00000000037BE000-memory.dmp	upx
behavioral1/memory/2340-6-0x0000000002730000-0x00000000037BE000-memory.dmp	upx
behavioral1/memory/2340-3-0x0000000002730000-0x00000000037BE000-memory.dmp	upx
behavioral1/memory/2340-10-0x0000000002730000-0x00000000037BE000-memory.dmp	upx
behavioral1/memory/2340-9-0x0000000002730000-0x00000000037BE000-memory.dmp	upx
behavioral1/memory/2340-4-0x0000000002730000-0x00000000037BE000-memory.dmp	upx
behavioral1/memory/2340-11-0x0000000002730000-0x00000000037BE000-memory.dmp	upx
behavioral1/memory/2340-8-0x0000000002730000-0x00000000037BE000-memory.dmp	upx
behavioral1/memory/2340-5-0x0000000002730000-0x00000000037BE000-memory.dmp	upx
behavioral1/memory/2340-29-0x0000000002730000-0x00000000037BE000-memory.dmp	upx

Windows security modification 2 TTPs 7 IoCs

Disable or Modify Tools

Modify Registry

Processes:

6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

T1082

Processes:

6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

Drops file in System32 directory 2 IoCs

Processes:

6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\EXPLORER.EXE	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
File opened for modification	C:\Windows\SysWOW64\wsctf.exe	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

Drops file in Windows directory 1 IoCs

Processes:

6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

description ioc process

File opened for modification C:\Windows\SYSTEM.INI 6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

description	ioc	process
File opened for modification	C:\Windows\SYSTEM.INI	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

pid	process
2340	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
2340	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

description	pid	process
Token: SeDebugPrivilege	2340	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
Token: SeDebugPrivilege	2340	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

pid process

2340 6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

description	pid	process	target process
PID 2340 wrote to memory of 1276	2340	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe	taskhost.exe
PID 2340 wrote to memory of 1328	2340	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe	Dwm.exe
PID 2340 wrote to memory of 1356	2340	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe	Explorer.EXE
PID 2340 wrote to memory of 1204	2340	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe	DllHost.exe
PID 2340 wrote to memory of 2624	2340	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe	EXPLORER.EXE
PID 2340 wrote to memory of 2624	2340	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe	EXPLORER.EXE
PID 2340 wrote to memory of 2624	2340	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe	EXPLORER.EXE
PID 2340 wrote to memory of 2624	2340	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe	EXPLORER.EXE

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

Processes:

6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1276

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1328

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1356

C:\Users\Admin\AppData\Local\Temp\6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.exe
"C:\Users\Admin\AppData\Local\Temp\6afe66b76352aa0be096113bb40cac83bf8335902a23bf90ba5a67f618f3c03f.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 use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2340

C:\Windows\SysWOW64\EXPLORER.EXE
C:\Windows\system32\EXPLORER.EXE
3⤵
PID:2624

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1204

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Modify Registry

5

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

3

T1562

Disable or Modify Tools

3

Credential Access

Discovery

System Information Discovery