sality | 38a3b96704a888a2c08de10c875b8f07cbc5dd4c37048b4870aa617aa0d98401

Modify Existing Service

T1031

Processes:

7c9631139b712117c2cc98fb6745090a.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	7c9631139b712117c2cc98fb6745090a.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	7c9631139b712117c2cc98fb6745090a.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	7c9631139b712117c2cc98fb6745090a.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:

7c9631139b712117c2cc98fb6745090a.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7c9631139b712117c2cc98fb6745090a.exe

Windows security bypass 2 TTPs 6 IoCs

Disabling Security Tools

Modify Registry

Processes:

7c9631139b712117c2cc98fb6745090a.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	7c9631139b712117c2cc98fb6745090a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	7c9631139b712117c2cc98fb6745090a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	7c9631139b712117c2cc98fb6745090a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	7c9631139b712117c2cc98fb6745090a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	7c9631139b712117c2cc98fb6745090a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	7c9631139b712117c2cc98fb6745090a.exe

Executes dropped EXE 3 IoCs

Processes:

svchost.exe7c9631139b712117c2cc98fb6745090a.exesvchost.exe

pid process

912 svchost.exe
1204 7c9631139b712117c2cc98fb6745090a.exe
2000 svchost.exe

pid	process
912	svchost.exe
1204	7c9631139b712117c2cc98fb6745090a.exe
2000	svchost.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1204-61-0x0000000001DA0000-0x0000000002E5A000-memory.dmp	upx
behavioral1/memory/1204-64-0x0000000001DA0000-0x0000000002E5A000-memory.dmp	upx

Loads dropped DLL 1 IoCs

Processes:

svchost.exe

pid process

912 svchost.exe

pid	process
912	svchost.exe

Windows security modification 2 TTPs 7 IoCs

Disabling Security Tools

Modify Registry

Processes:

7c9631139b712117c2cc98fb6745090a.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	7c9631139b712117c2cc98fb6745090a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	7c9631139b712117c2cc98fb6745090a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	7c9631139b712117c2cc98fb6745090a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	7c9631139b712117c2cc98fb6745090a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	7c9631139b712117c2cc98fb6745090a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	7c9631139b712117c2cc98fb6745090a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	7c9631139b712117c2cc98fb6745090a.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

T1082

Processes:

7c9631139b712117c2cc98fb6745090a.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7c9631139b712117c2cc98fb6745090a.exe

Drops file in Windows directory 3 IoCs

Processes:

7c9631139b712117c2cc98fb6745090a.exe7c9631139b712117c2cc98fb6745090a.exe

description	ioc	process
File created	C:\Windows\svchost.exe	7c9631139b712117c2cc98fb6745090a.exe
File created	C:\Windows\6c0761	7c9631139b712117c2cc98fb6745090a.exe
File opened for modification	C:\Windows\SYSTEM.INI	7c9631139b712117c2cc98fb6745090a.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

7c9631139b712117c2cc98fb6745090a.exe

pid process

1204 7c9631139b712117c2cc98fb6745090a.exe

pid	process
1204	7c9631139b712117c2cc98fb6745090a.exe

Suspicious use of AdjustPrivilegeToken 20 IoCs

Processes:

7c9631139b712117c2cc98fb6745090a.exe

description	pid	process
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe
Token: SeDebugPrivilege	1204	7c9631139b712117c2cc98fb6745090a.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

7c9631139b712117c2cc98fb6745090a.exesvchost.exe7c9631139b712117c2cc98fb6745090a.exe

description	pid	process	target process
PID 1692 wrote to memory of 912	1692	7c9631139b712117c2cc98fb6745090a.exe	svchost.exe
PID 1692 wrote to memory of 912	1692	7c9631139b712117c2cc98fb6745090a.exe	svchost.exe
PID 1692 wrote to memory of 912	1692	7c9631139b712117c2cc98fb6745090a.exe	svchost.exe
PID 1692 wrote to memory of 912	1692	7c9631139b712117c2cc98fb6745090a.exe	svchost.exe
PID 912 wrote to memory of 1204	912	svchost.exe	7c9631139b712117c2cc98fb6745090a.exe
PID 912 wrote to memory of 1204	912	svchost.exe	7c9631139b712117c2cc98fb6745090a.exe
PID 912 wrote to memory of 1204	912	svchost.exe	7c9631139b712117c2cc98fb6745090a.exe
PID 912 wrote to memory of 1204	912	svchost.exe	7c9631139b712117c2cc98fb6745090a.exe
PID 1204 wrote to memory of 1092	1204	7c9631139b712117c2cc98fb6745090a.exe	taskhost.exe
PID 1204 wrote to memory of 1180	1204	7c9631139b712117c2cc98fb6745090a.exe	Dwm.exe
PID 1204 wrote to memory of 1208	1204	7c9631139b712117c2cc98fb6745090a.exe	Explorer.EXE
PID 1204 wrote to memory of 912	1204	7c9631139b712117c2cc98fb6745090a.exe	svchost.exe
PID 1204 wrote to memory of 912	1204	7c9631139b712117c2cc98fb6745090a.exe	svchost.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

Processes:

7c9631139b712117c2cc98fb6745090a.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7c9631139b712117c2cc98fb6745090a.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1092

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208

C:\Users\Admin\AppData\Local\Temp\7c9631139b712117c2cc98fb6745090a.exe
"C:\Users\Admin\AppData\Local\Temp\7c9631139b712117c2cc98fb6745090a.exe"
2⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1692

C:\Windows\svchost.exe
"C:\Windows\svchost.exe" "C:\Users\Admin\AppData\Local\Temp\7c9631139b712117c2cc98fb6745090a.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:912

C:\Users\Admin\AppData\Local\Temp\7c9631139b712117c2cc98fb6745090a.exe
"C:\Users\Admin\AppData\Local\Temp\7c9631139b712117c2cc98fb6745090a.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:1204

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\svchost.exe
C:\Windows\svchost.exe
1⤵
- Executes dropped EXE
PID:2000

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