sality | f2197a5f1c7dc2d9db2f3c36dcfe5e662fd23e11b64b45aa7405f96e2f8ea320

Modify Existing Service

T1031

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	6c695e.exe

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

UAC bypass 3 TTPs 2 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"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c8b8e.exe

Windows security bypass 2 TTPs 12 IoCs

Disabling Security Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c695e.exe

Executes dropped EXE 3 IoCs

pid	Process
2044	6c695e.exe
1592	6c6bfd.exe
1200	6c8b8e.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2044-61-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2044-69-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2044-81-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2044-83-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/1200-85-0x0000000000960000-0x0000000001A1A000-memory.dmp	upx
behavioral1/memory/1200-88-0x0000000000960000-0x0000000001A1A000-memory.dmp	upx

Loads dropped DLL 6 IoCs

pid	Process
832	rundll32.exe
832	rundll32.exe
832	rundll32.exe
832	rundll32.exe
832	rundll32.exe
832	rundll32.exe

Windows security modification 2 TTPs 14 IoCs

Disabling Security Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c8b8e.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c695e.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c8b8e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c695e.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c8b8e.exe

Enumerates connected drives 3 TTPs 9 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)	\??\K:	6c695e.exe
File opened (read-only)	\??\L:	6c695e.exe
File opened (read-only)	\??\E:	6c695e.exe
File opened (read-only)	\??\H:	6c695e.exe
File opened (read-only)	\??\I:	6c695e.exe
File opened (read-only)	\??\J:	6c695e.exe
File opened (read-only)	\??\F:	6c695e.exe
File opened (read-only)	\??\G:	6c695e.exe
File opened (read-only)	\??\E:	6c8b8e.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\6c6bbf	6c695e.exe
File opened for modification	C:\Windows\SYSTEM.INI	6c695e.exe
File created	C:\Windows\6cc266	6c8b8e.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2044	6c695e.exe
2044	6c695e.exe
1200	6c8b8e.exe

Suspicious use of AdjustPrivilegeToken 38 IoCs

description	pid	Process
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	2044	6c695e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe
Token: SeDebugPrivilege	1200	6c8b8e.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 576 wrote to memory of 832	576	rundll32.exe	26
PID 576 wrote to memory of 832	576	rundll32.exe	26
PID 576 wrote to memory of 832	576	rundll32.exe	26
PID 576 wrote to memory of 832	576	rundll32.exe	26
PID 576 wrote to memory of 832	576	rundll32.exe	26
PID 576 wrote to memory of 832	576	rundll32.exe	26
PID 576 wrote to memory of 832	576	rundll32.exe	26
PID 832 wrote to memory of 2044	832	rundll32.exe	27
PID 832 wrote to memory of 2044	832	rundll32.exe	27
PID 832 wrote to memory of 2044	832	rundll32.exe	27
PID 832 wrote to memory of 2044	832	rundll32.exe	27
PID 2044 wrote to memory of 1216	2044	6c695e.exe	20
PID 2044 wrote to memory of 1316	2044	6c695e.exe	19
PID 2044 wrote to memory of 1384	2044	6c695e.exe	18
PID 2044 wrote to memory of 576	2044	6c695e.exe	25
PID 2044 wrote to memory of 832	2044	6c695e.exe	26
PID 2044 wrote to memory of 832	2044	6c695e.exe	26
PID 832 wrote to memory of 1592	832	rundll32.exe	28
PID 832 wrote to memory of 1592	832	rundll32.exe	28
PID 832 wrote to memory of 1592	832	rundll32.exe	28
PID 832 wrote to memory of 1592	832	rundll32.exe	28
PID 832 wrote to memory of 1200	832	rundll32.exe	29
PID 832 wrote to memory of 1200	832	rundll32.exe	29
PID 832 wrote to memory of 1200	832	rundll32.exe	29
PID 832 wrote to memory of 1200	832	rundll32.exe	29
PID 2044 wrote to memory of 1216	2044	6c695e.exe	20
PID 2044 wrote to memory of 1316	2044	6c695e.exe	19
PID 2044 wrote to memory of 1384	2044	6c695e.exe	18
PID 2044 wrote to memory of 1592	2044	6c695e.exe	28
PID 2044 wrote to memory of 1592	2044	6c695e.exe	28
PID 2044 wrote to memory of 1200	2044	6c695e.exe	29
PID 2044 wrote to memory of 1200	2044	6c695e.exe	29
PID 1200 wrote to memory of 1216	1200	6c8b8e.exe	20
PID 1200 wrote to memory of 1316	1200	6c8b8e.exe	19
PID 1200 wrote to memory of 1384	1200	6c8b8e.exe	18

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c695e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c8b8e.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1384
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f2197a5f1c7dc2d9db2f3c36dcfe5e662fd23e11b64b45aa7405f96e2f8ea320.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:576
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f2197a5f1c7dc2d9db2f3c36dcfe5e662fd23e11b64b45aa7405f96e2f8ea320.dll,#1
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:832
  - - C:\Users\Admin\AppData\Local\Temp\6c695e.exe
      C:\Users\Admin\AppData\Local\Temp\6c695e.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:2044
  - - C:\Users\Admin\AppData\Local\Temp\6c6bfd.exe
      C:\Users\Admin\AppData\Local\Temp\6c6bfd.exe
      4⤵
      Executes dropped EXE
      PID:1592
  - - C:\Users\Admin\AppData\Local\Temp\6c8b8e.exe
      C:\Users\Admin\AppData\Local\Temp\6c8b8e.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:1200

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1316

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1216

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