sality | 3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c

Windows Service

T1543.003

Processes:

3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.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:

3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

Windows security bypass 2 TTPs 6 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

UPX packed file 13 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1424-9-0x0000000002240000-0x00000000032FA000-memory.dmp	upx
behavioral1/memory/1424-3-0x0000000002240000-0x00000000032FA000-memory.dmp	upx
behavioral1/memory/1424-6-0x0000000002240000-0x00000000032FA000-memory.dmp	upx
behavioral1/memory/1424-4-0x0000000002240000-0x00000000032FA000-memory.dmp	upx
behavioral1/memory/1424-10-0x0000000002240000-0x00000000032FA000-memory.dmp	upx
behavioral1/memory/1424-12-0x0000000002240000-0x00000000032FA000-memory.dmp	upx
behavioral1/memory/1424-7-0x0000000002240000-0x00000000032FA000-memory.dmp	upx
behavioral1/memory/1424-11-0x0000000002240000-0x00000000032FA000-memory.dmp	upx
behavioral1/memory/1424-5-0x0000000002240000-0x00000000032FA000-memory.dmp	upx
behavioral1/memory/1424-8-0x0000000002240000-0x00000000032FA000-memory.dmp	upx
behavioral1/memory/1424-33-0x0000000002240000-0x00000000032FA000-memory.dmp	upx
behavioral1/memory/1424-34-0x0000000002240000-0x00000000032FA000-memory.dmp	upx
behavioral1/memory/1424-35-0x0000000002240000-0x00000000032FA000-memory.dmp	upx

Windows security modification 2 TTPs 7 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

T1082

Processes:

3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

Drops file in Windows directory 2 IoCs

Processes:

3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

description	ioc	process
File created	C:\Windows\f7622fb	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
File opened for modification	C:\Windows\SYSTEM.INI	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

pid	process
1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

Suspicious use of AdjustPrivilegeToken 20 IoCs

Processes:

3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

description	pid	process
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
Token: SeDebugPrivilege	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

pid	process
1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

description	pid	process	target process
PID 1424 wrote to memory of 1112	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe	taskhost.exe
PID 1424 wrote to memory of 1164	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe	Dwm.exe
PID 1424 wrote to memory of 1192	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe	Explorer.EXE
PID 1424 wrote to memory of 2180	1424	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe	DllHost.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

Processes:

3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192

C:\Users\Admin\AppData\Local\Temp\3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe
"C:\Users\Admin\AppData\Local\Temp\3ff9edce05b6a691161ec5c3e48e837541ddcadcb10f3bbe33907dae7961895c.exe"
2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1424

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2180

Network

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

T1548.002

Impair Defenses

3

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery