sality | ec0398121807170f8d46b94adc67331ebd4d7ae0654e60d9b2cc797f017f0606

Windows Service

T1543.003

Processes:

f761d41.exef7638cc.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f7638cc.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f7638cc.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f7638cc.exe

Sality
Sality is backdoor written in C++, first discovered in 2003.
backdoor sality

UAC bypass 3 TTPs 2 IoCs

Bypass User Account Control

T1548.002

Disable or Modify Tools

Modify Registry

Processes:

f761d41.exef7638cc.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f7638cc.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f761d41.exef7638cc.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f7638cc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f7638cc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f7638cc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f7638cc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f7638cc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f7638cc.exe

Executes dropped EXE 3 IoCs

Processes:

f761d41.exef76203d.exef7638cc.exe

pid process

1872 f761d41.exe
2616 f76203d.exe
2880 f7638cc.exe
Loads dropped DLL 6 IoCs

Processes:

rundll32.exe

pid process

1976 rundll32.exe
1976 rundll32.exe
1976 rundll32.exe
1976 rundll32.exe
1976 rundll32.exe
1976 rundll32.exe

pid	process
1872	f761d41.exe
2616	f76203d.exe
2880	f7638cc.exe

pid	process
1976	rundll32.exe
1976	rundll32.exe
1976	rundll32.exe
1976	rundll32.exe
1976	rundll32.exe
1976	rundll32.exe

UPX packed file 26 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1872-14-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-17-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-20-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-23-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-22-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-21-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-19-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-18-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-16-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-15-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-60-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-61-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-62-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-63-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-64-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-66-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-67-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-80-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-81-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-84-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-102-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-103-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-124-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1872-145-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/2880-167-0x00000000009C0000-0x0000000001A7A000-memory.dmp	upx
behavioral1/memory/2880-199-0x00000000009C0000-0x0000000001A7A000-memory.dmp	upx

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f761d41.exef7638cc.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761d41.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f7638cc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f7638cc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f7638cc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f7638cc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f7638cc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f7638cc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f7638cc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761d41.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

Processes:

f761d41.exef7638cc.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f7638cc.exe

Enumerates connected drives 3 TTPs 15 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

f761d41.exef7638cc.exe

description	ioc	process
File opened (read-only)	\??\P:	f761d41.exe
File opened (read-only)	\??\E:	f7638cc.exe
File opened (read-only)	\??\E:	f761d41.exe
File opened (read-only)	\??\G:	f761d41.exe
File opened (read-only)	\??\H:	f761d41.exe
File opened (read-only)	\??\I:	f761d41.exe
File opened (read-only)	\??\K:	f761d41.exe
File opened (read-only)	\??\O:	f761d41.exe
File opened (read-only)	\??\L:	f761d41.exe
File opened (read-only)	\??\M:	f761d41.exe
File opened (read-only)	\??\Q:	f761d41.exe
File opened (read-only)	\??\J:	f761d41.exe
File opened (read-only)	\??\N:	f761d41.exe
File opened (read-only)	\??\R:	f761d41.exe
File opened (read-only)	\??\S:	f761d41.exe

Drops file in Windows directory 3 IoCs

Processes:

f761d41.exef7638cc.exe

description	ioc	process
File created	C:\Windows\f761d8f	f761d41.exe
File opened for modification	C:\Windows\SYSTEM.INI	f761d41.exe
File created	C:\Windows\f766f75	f7638cc.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

f761d41.exef7638cc.exe

pid process

1872 f761d41.exe
1872 f761d41.exe
2880 f7638cc.exe

pid	process
1872	f761d41.exe
1872	f761d41.exe
2880	f7638cc.exe

Suspicious use of AdjustPrivilegeToken 41 IoCs

Processes:

f761d41.exef7638cc.exe

description	pid	process
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	1872	f761d41.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe
Token: SeDebugPrivilege	2880	f7638cc.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

rundll32.exerundll32.exef761d41.exef7638cc.exe

description	pid	process	target process
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe
PID 1976 wrote to memory of 1872	1976	rundll32.exe	f761d41.exe
PID 1976 wrote to memory of 1872	1976	rundll32.exe	f761d41.exe
PID 1976 wrote to memory of 1872	1976	rundll32.exe	f761d41.exe
PID 1976 wrote to memory of 1872	1976	rundll32.exe	f761d41.exe
PID 1872 wrote to memory of 1116	1872	f761d41.exe	taskhost.exe
PID 1872 wrote to memory of 1172	1872	f761d41.exe	Dwm.exe
PID 1872 wrote to memory of 1208	1872	f761d41.exe	Explorer.EXE
PID 1872 wrote to memory of 2360	1872	f761d41.exe	DllHost.exe
PID 1872 wrote to memory of 1688	1872	f761d41.exe	rundll32.exe
PID 1872 wrote to memory of 1976	1872	f761d41.exe	rundll32.exe
PID 1872 wrote to memory of 1976	1872	f761d41.exe	rundll32.exe
PID 1976 wrote to memory of 2616	1976	rundll32.exe	f76203d.exe
PID 1976 wrote to memory of 2616	1976	rundll32.exe	f76203d.exe
PID 1976 wrote to memory of 2616	1976	rundll32.exe	f76203d.exe
PID 1976 wrote to memory of 2616	1976	rundll32.exe	f76203d.exe
PID 1976 wrote to memory of 2880	1976	rundll32.exe	f7638cc.exe
PID 1976 wrote to memory of 2880	1976	rundll32.exe	f7638cc.exe
PID 1976 wrote to memory of 2880	1976	rundll32.exe	f7638cc.exe
PID 1976 wrote to memory of 2880	1976	rundll32.exe	f7638cc.exe
PID 1872 wrote to memory of 1116	1872	f761d41.exe	taskhost.exe
PID 1872 wrote to memory of 1172	1872	f761d41.exe	Dwm.exe
PID 1872 wrote to memory of 1208	1872	f761d41.exe	Explorer.EXE
PID 1872 wrote to memory of 2616	1872	f761d41.exe	f76203d.exe
PID 1872 wrote to memory of 2616	1872	f761d41.exe	f76203d.exe
PID 1872 wrote to memory of 2880	1872	f761d41.exe	f7638cc.exe
PID 1872 wrote to memory of 2880	1872	f761d41.exe	f7638cc.exe
PID 2880 wrote to memory of 1116	2880	f7638cc.exe	taskhost.exe
PID 2880 wrote to memory of 1172	2880	f7638cc.exe	Dwm.exe
PID 2880 wrote to memory of 1208	2880	f7638cc.exe	Explorer.EXE

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

Processes:

f761d41.exef7638cc.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761d41.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f7638cc.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

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

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7482856356ba5eaa99a9b31e27b1da0_NeikiAnalytics.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1688

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7482856356ba5eaa99a9b31e27b1da0_NeikiAnalytics.dll,#1
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1976

C:\Users\Admin\AppData\Local\Temp\f761d41.exe
C:\Users\Admin\AppData\Local\Temp\f761d41.exe
4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1872

C:\Users\Admin\AppData\Local\Temp\f76203d.exe
C:\Users\Admin\AppData\Local\Temp\f76203d.exe
4⤵
- Executes dropped EXE
PID:2616

C:\Users\Admin\AppData\Local\Temp\f7638cc.exe
C:\Users\Admin\AppData\Local\Temp\f7638cc.exe
4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2880

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2360

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

2

T1082

Query Registry

T1012

Peripheral Device Discovery