sality | 6c8c33865b9eedbaa85f34cd386f71806652125b359c7ee45f31bffab54c895e

Modify Existing Service

T1031

Processes:

586f9bf1c139ce3c0efb35136267bca8.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	586f9bf1c139ce3c0efb35136267bca8.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	586f9bf1c139ce3c0efb35136267bca8.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	586f9bf1c139ce3c0efb35136267bca8.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:

586f9bf1c139ce3c0efb35136267bca8.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	586f9bf1c139ce3c0efb35136267bca8.exe

Windows security bypass 2 TTPs 6 IoCs

Disabling Security Tools

Modify Registry

Processes:

586f9bf1c139ce3c0efb35136267bca8.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	586f9bf1c139ce3c0efb35136267bca8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	586f9bf1c139ce3c0efb35136267bca8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	586f9bf1c139ce3c0efb35136267bca8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	586f9bf1c139ce3c0efb35136267bca8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	586f9bf1c139ce3c0efb35136267bca8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	586f9bf1c139ce3c0efb35136267bca8.exe

Executes dropped EXE 3 IoCs

Processes:

svchost.exe586f9bf1c139ce3c0efb35136267bca8.exesvchost.exe

pid process

1880 svchost.exe
1668 586f9bf1c139ce3c0efb35136267bca8.exe
960 svchost.exe

pid	process
1880	svchost.exe
1668	586f9bf1c139ce3c0efb35136267bca8.exe
960	svchost.exe

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1668-61-0x0000000001CF0000-0x0000000002DAA000-memory.dmp	upx
behavioral1/memory/1668-64-0x0000000001CF0000-0x0000000002DAA000-memory.dmp	upx
behavioral1/memory/1668-66-0x0000000001CF0000-0x0000000002DAA000-memory.dmp	upx

Loads dropped DLL 1 IoCs

Processes:

svchost.exe

pid process

1880 svchost.exe

pid	process
1880	svchost.exe

Windows security modification 2 TTPs 7 IoCs

Disabling Security Tools

Modify Registry

Processes:

586f9bf1c139ce3c0efb35136267bca8.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	586f9bf1c139ce3c0efb35136267bca8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	586f9bf1c139ce3c0efb35136267bca8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	586f9bf1c139ce3c0efb35136267bca8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	586f9bf1c139ce3c0efb35136267bca8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	586f9bf1c139ce3c0efb35136267bca8.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	586f9bf1c139ce3c0efb35136267bca8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	586f9bf1c139ce3c0efb35136267bca8.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

T1082

Processes:

586f9bf1c139ce3c0efb35136267bca8.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	586f9bf1c139ce3c0efb35136267bca8.exe

Drops file in Windows directory 3 IoCs

Processes:

586f9bf1c139ce3c0efb35136267bca8.exe586f9bf1c139ce3c0efb35136267bca8.exe

description	ioc	process
File opened for modification	C:\Windows\SYSTEM.INI	586f9bf1c139ce3c0efb35136267bca8.exe
File created	C:\Windows\svchost.exe	586f9bf1c139ce3c0efb35136267bca8.exe
File created	C:\Windows\6c18a0	586f9bf1c139ce3c0efb35136267bca8.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

586f9bf1c139ce3c0efb35136267bca8.exe

pid process

1668 586f9bf1c139ce3c0efb35136267bca8.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

586f9bf1c139ce3c0efb35136267bca8.exe

description pid process

Token: SeDebugPrivilege 1668 586f9bf1c139ce3c0efb35136267bca8.exe

pid	process
1668	586f9bf1c139ce3c0efb35136267bca8.exe

description	pid	process
Token: SeDebugPrivilege	1668	586f9bf1c139ce3c0efb35136267bca8.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

586f9bf1c139ce3c0efb35136267bca8.exesvchost.exe

description	pid	process	target process
PID 1884 wrote to memory of 1880	1884	586f9bf1c139ce3c0efb35136267bca8.exe	svchost.exe
PID 1884 wrote to memory of 1880	1884	586f9bf1c139ce3c0efb35136267bca8.exe	svchost.exe
PID 1884 wrote to memory of 1880	1884	586f9bf1c139ce3c0efb35136267bca8.exe	svchost.exe
PID 1884 wrote to memory of 1880	1884	586f9bf1c139ce3c0efb35136267bca8.exe	svchost.exe
PID 1880 wrote to memory of 1668	1880	svchost.exe	586f9bf1c139ce3c0efb35136267bca8.exe
PID 1880 wrote to memory of 1668	1880	svchost.exe	586f9bf1c139ce3c0efb35136267bca8.exe
PID 1880 wrote to memory of 1668	1880	svchost.exe	586f9bf1c139ce3c0efb35136267bca8.exe
PID 1880 wrote to memory of 1668	1880	svchost.exe	586f9bf1c139ce3c0efb35136267bca8.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

Processes:

586f9bf1c139ce3c0efb35136267bca8.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	586f9bf1c139ce3c0efb35136267bca8.exe

C:\Users\Admin\AppData\Local\Temp\586f9bf1c139ce3c0efb35136267bca8.exe
"C:\Users\Admin\AppData\Local\Temp\586f9bf1c139ce3c0efb35136267bca8.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1884

C:\Windows\svchost.exe
"C:\Windows\svchost.exe" "C:\Users\Admin\AppData\Local\Temp\586f9bf1c139ce3c0efb35136267bca8.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1880

C:\Users\Admin\AppData\Local\Temp\586f9bf1c139ce3c0efb35136267bca8.exe
"C:\Users\Admin\AppData\Local\Temp\586f9bf1c139ce3c0efb35136267bca8.exe"
3⤵
- 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
- System policy modification
PID:1668

C:\Windows\svchost.exe
C:\Windows\svchost.exe
1⤵
- Executes dropped EXE
PID:960

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