sality | 7f71e0c5c8d731a85f617fad6347376a7a3793133da4ca4d3f1080e8ccb8a243

Modify Existing Service

T1031

Processes:

97f18f170a32e222fe8780ba0b688459.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	97f18f170a32e222fe8780ba0b688459.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	97f18f170a32e222fe8780ba0b688459.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	97f18f170a32e222fe8780ba0b688459.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:

97f18f170a32e222fe8780ba0b688459.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	97f18f170a32e222fe8780ba0b688459.exe

Windows security bypass 2 TTPs 6 IoCs

Disabling Security Tools

Modify Registry

Processes:

97f18f170a32e222fe8780ba0b688459.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	97f18f170a32e222fe8780ba0b688459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	97f18f170a32e222fe8780ba0b688459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	97f18f170a32e222fe8780ba0b688459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	97f18f170a32e222fe8780ba0b688459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	97f18f170a32e222fe8780ba0b688459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	97f18f170a32e222fe8780ba0b688459.exe

Executes dropped EXE 3 IoCs

Processes:

svchost.exe97f18f170a32e222fe8780ba0b688459.exesvchost.exe

pid process

4796 svchost.exe
3912 97f18f170a32e222fe8780ba0b688459.exe
5080 svchost.exe

pid	process
4796	svchost.exe
3912	97f18f170a32e222fe8780ba0b688459.exe
5080	svchost.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3912-139-0x0000000002220000-0x00000000032DA000-memory.dmp	upx
behavioral2/memory/3912-141-0x0000000002220000-0x00000000032DA000-memory.dmp	upx

Windows security modification 2 TTPs 7 IoCs

Disabling Security Tools

Modify Registry

Processes:

97f18f170a32e222fe8780ba0b688459.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	97f18f170a32e222fe8780ba0b688459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	97f18f170a32e222fe8780ba0b688459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	97f18f170a32e222fe8780ba0b688459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	97f18f170a32e222fe8780ba0b688459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	97f18f170a32e222fe8780ba0b688459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	97f18f170a32e222fe8780ba0b688459.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	97f18f170a32e222fe8780ba0b688459.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

T1082

Processes:

97f18f170a32e222fe8780ba0b688459.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	97f18f170a32e222fe8780ba0b688459.exe

Drops file in Program Files directory 51 IoCs

Processes:

svchost.exe

description	ioc	process
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javapackager.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jinfo.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jmap.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jabswitch.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jar.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\java.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javadoc.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\extcheck.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jdb.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jmc.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jps.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jarsigner.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jstack.exe	svchost.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	svchost.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	svchost.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\idlj.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jdeps.exe	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\appletviewer.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\java-rmi.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javafxpackager.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javah.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javap.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jrunscript.exe	svchost.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javac.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javaws.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jconsole.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jhat.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jjs.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\notification_helper.exe	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\setup.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jsadebugd.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javaw.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jcmd.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jstat.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\chrome_pwa_launcher.exe	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\chrmstp.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeClickToRun.exe	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	svchost.exe

Drops file in Windows directory 1 IoCs

Processes:

97f18f170a32e222fe8780ba0b688459.exe

description ioc process

File created C:\Windows\svchost.exe 97f18f170a32e222fe8780ba0b688459.exe

description	ioc	process
File created	C:\Windows\svchost.exe	97f18f170a32e222fe8780ba0b688459.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

97f18f170a32e222fe8780ba0b688459.exesvchost.exe

description	pid	process	target process
PID 1300 wrote to memory of 4796	1300	97f18f170a32e222fe8780ba0b688459.exe	svchost.exe
PID 1300 wrote to memory of 4796	1300	97f18f170a32e222fe8780ba0b688459.exe	svchost.exe
PID 1300 wrote to memory of 4796	1300	97f18f170a32e222fe8780ba0b688459.exe	svchost.exe
PID 4796 wrote to memory of 3912	4796	svchost.exe	97f18f170a32e222fe8780ba0b688459.exe
PID 4796 wrote to memory of 3912	4796	svchost.exe	97f18f170a32e222fe8780ba0b688459.exe
PID 4796 wrote to memory of 3912	4796	svchost.exe	97f18f170a32e222fe8780ba0b688459.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

Processes:

97f18f170a32e222fe8780ba0b688459.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	97f18f170a32e222fe8780ba0b688459.exe

C:\Users\Admin\AppData\Local\Temp\97f18f170a32e222fe8780ba0b688459.exe
"C:\Users\Admin\AppData\Local\Temp\97f18f170a32e222fe8780ba0b688459.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1300

C:\Windows\svchost.exe
"C:\Windows\svchost.exe" "C:\Users\Admin\AppData\Local\Temp\97f18f170a32e222fe8780ba0b688459.exe"
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4796

C:\Users\Admin\AppData\Local\Temp\97f18f170a32e222fe8780ba0b688459.exe
"C:\Users\Admin\AppData\Local\Temp\97f18f170a32e222fe8780ba0b688459.exe"
3⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- System policy modification
PID:3912

C:\Windows\svchost.exe
C:\Windows\svchost.exe
1⤵
- Executes dropped EXE
- Drops file in Program Files directory
PID:5080

Network

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