sality | d8eba7fb40cdadb3437d2a7d9ecf158245d59287b5b9c36dfea52e61dba459d8

Modify Existing Service

T1031

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	6c201f.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	6c201f.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	6c201f.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

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c201f.exe

Windows security bypass 2 TTPs 6 IoCs

Disabling Security Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c201f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c201f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c201f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c201f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c201f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c201f.exe

Executes dropped EXE 3 IoCs

pid	Process
1320	6c201f.exe
1628	6c24e0.exe
1700	6c4193.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1320-61-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/1320-66-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/1320-83-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/1320-85-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/1628-88-0x0000000000910000-0x00000000019CA000-memory.dmp	upx

Loads dropped DLL 6 IoCs

pid	Process
1732	rundll32.exe
1732	rundll32.exe
1732	rundll32.exe
1732	rundll32.exe
1732	rundll32.exe
1732	rundll32.exe

Windows security modification 2 TTPs 7 IoCs

Disabling Security Tools

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	6c201f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c201f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c201f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c201f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c201f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c201f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c201f.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c201f.exe

Enumerates connected drives 3 TTPs 8 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

description	ioc	Process
File opened (read-only)	\??\E:	6c201f.exe
File opened (read-only)	\??\F:	6c201f.exe
File opened (read-only)	\??\G:	6c201f.exe
File opened (read-only)	\??\H:	6c201f.exe
File opened (read-only)	\??\I:	6c201f.exe
File opened (read-only)	\??\J:	6c201f.exe
File opened (read-only)	\??\K:	6c201f.exe
File opened (read-only)	\??\L:	6c201f.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\6c2138	6c201f.exe
File opened for modification	C:\Windows\SYSTEM.INI	6c201f.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1320	6c201f.exe
1320	6c201f.exe

Suspicious use of AdjustPrivilegeToken 20 IoCs

description	pid	Process
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe
Token: SeDebugPrivilege	1320	6c201f.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 340 wrote to memory of 1732	340	rundll32.exe	27
PID 340 wrote to memory of 1732	340	rundll32.exe	27
PID 340 wrote to memory of 1732	340	rundll32.exe	27
PID 340 wrote to memory of 1732	340	rundll32.exe	27
PID 340 wrote to memory of 1732	340	rundll32.exe	27
PID 340 wrote to memory of 1732	340	rundll32.exe	27
PID 340 wrote to memory of 1732	340	rundll32.exe	27
PID 1732 wrote to memory of 1320	1732	rundll32.exe	28
PID 1732 wrote to memory of 1320	1732	rundll32.exe	28
PID 1732 wrote to memory of 1320	1732	rundll32.exe	28
PID 1732 wrote to memory of 1320	1732	rundll32.exe	28
PID 1320 wrote to memory of 1128	1320	6c201f.exe	17
PID 1320 wrote to memory of 1204	1320	6c201f.exe	16
PID 1320 wrote to memory of 1268	1320	6c201f.exe	15
PID 1320 wrote to memory of 340	1320	6c201f.exe	14
PID 1320 wrote to memory of 1732	1320	6c201f.exe	27
PID 1320 wrote to memory of 1732	1320	6c201f.exe	27
PID 1732 wrote to memory of 1628	1732	rundll32.exe	29
PID 1732 wrote to memory of 1628	1732	rundll32.exe	29
PID 1732 wrote to memory of 1628	1732	rundll32.exe	29
PID 1732 wrote to memory of 1628	1732	rundll32.exe	29
PID 1732 wrote to memory of 1700	1732	rundll32.exe	30
PID 1732 wrote to memory of 1700	1732	rundll32.exe	30
PID 1732 wrote to memory of 1700	1732	rundll32.exe	30
PID 1732 wrote to memory of 1700	1732	rundll32.exe	30
PID 1320 wrote to memory of 1128	1320	6c201f.exe	17
PID 1320 wrote to memory of 1204	1320	6c201f.exe	16
PID 1320 wrote to memory of 1268	1320	6c201f.exe	15
PID 1320 wrote to memory of 1628	1320	6c201f.exe	29
PID 1320 wrote to memory of 1628	1320	6c201f.exe	29
PID 1320 wrote to memory of 1700	1320	6c201f.exe	30
PID 1320 wrote to memory of 1700	1320	6c201f.exe	30

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c201f.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8eba7fb40cdadb3437d2a7d9ecf158245d59287b5b9c36dfea52e61dba459d8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:340
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8eba7fb40cdadb3437d2a7d9ecf158245d59287b5b9c36dfea52e61dba459d8.dll,#1
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1732
- - C:\Users\Admin\AppData\Local\Temp\6c201f.exe
    C:\Users\Admin\AppData\Local\Temp\6c201f.exe
    3⤵
    - 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:1320
- - C:\Users\Admin\AppData\Local\Temp\6c24e0.exe
    C:\Users\Admin\AppData\Local\Temp\6c24e0.exe
    3⤵
    - Executes dropped EXE
    PID:1628
- - C:\Users\Admin\AppData\Local\Temp\6c4193.exe
    C:\Users\Admin\AppData\Local\Temp\6c4193.exe
    3⤵
    - Executes dropped EXE
    PID:1700

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1268

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1204

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1128

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

Modify Registry