sality | b09891b80ed57f6b6ddb85fbed7314eec1210a42ce17a8da03b45cf49eff8f64

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f76601a.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f76601a.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f76601a.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

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76601a.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76601a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76601a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76601a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76601a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76601a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76601a.exe

Executes dropped EXE 3 IoCs

pid	Process
2580	f76498e.exe
2524	f764f77.exe
3020	f76601a.exe

Loads dropped DLL 6 IoCs

pid	Process
3060	rundll32.exe
3060	rundll32.exe
3060	rundll32.exe
3060	rundll32.exe
3060	rundll32.exe
3060	rundll32.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2580-13-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-15-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-16-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-21-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-24-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-29-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-44-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-52-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-58-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-61-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-62-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-63-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-64-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-77-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-78-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-96-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-97-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-98-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-100-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-102-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2580-104-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/3020-130-0x0000000000910000-0x00000000019CA000-memory.dmp	upx
behavioral1/memory/3020-163-0x0000000000910000-0x00000000019CA000-memory.dmp	upx

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76498e.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f76601a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76601a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76601a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76498e.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76601a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76601a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76601a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76601a.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"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76601a.exe

Enumerates connected drives 3 TTPs 5 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:	f76498e.exe
File opened (read-only)	\??\G:	f76498e.exe
File opened (read-only)	\??\H:	f76498e.exe
File opened (read-only)	\??\I:	f76498e.exe
File opened (read-only)	\??\J:	f76498e.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\f764ad6	f76498e.exe
File opened for modification	C:\Windows\SYSTEM.INI	f76498e.exe
File created	C:\Windows\f76a6f9	f76601a.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2580	f76498e.exe
2580	f76498e.exe
3020	f76601a.exe

Suspicious use of AdjustPrivilegeToken 41 IoCs

description	pid	Process
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	2580	f76498e.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe
Token: SeDebugPrivilege	3020	f76601a.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 3060	2356	rundll32.exe	28
PID 2356 wrote to memory of 3060	2356	rundll32.exe	28
PID 2356 wrote to memory of 3060	2356	rundll32.exe	28
PID 2356 wrote to memory of 3060	2356	rundll32.exe	28
PID 2356 wrote to memory of 3060	2356	rundll32.exe	28
PID 2356 wrote to memory of 3060	2356	rundll32.exe	28
PID 2356 wrote to memory of 3060	2356	rundll32.exe	28
PID 3060 wrote to memory of 2580	3060	rundll32.exe	29
PID 3060 wrote to memory of 2580	3060	rundll32.exe	29
PID 3060 wrote to memory of 2580	3060	rundll32.exe	29
PID 3060 wrote to memory of 2580	3060	rundll32.exe	29
PID 2580 wrote to memory of 1108	2580	f76498e.exe	18
PID 2580 wrote to memory of 1156	2580	f76498e.exe	11
PID 2580 wrote to memory of 1180	2580	f76498e.exe	17
PID 2580 wrote to memory of 1636	2580	f76498e.exe	12
PID 2580 wrote to memory of 2356	2580	f76498e.exe	27
PID 2580 wrote to memory of 3060	2580	f76498e.exe	28
PID 2580 wrote to memory of 3060	2580	f76498e.exe	28
PID 3060 wrote to memory of 2524	3060	rundll32.exe	30
PID 3060 wrote to memory of 2524	3060	rundll32.exe	30
PID 3060 wrote to memory of 2524	3060	rundll32.exe	30
PID 3060 wrote to memory of 2524	3060	rundll32.exe	30
PID 3060 wrote to memory of 3020	3060	rundll32.exe	31
PID 3060 wrote to memory of 3020	3060	rundll32.exe	31
PID 3060 wrote to memory of 3020	3060	rundll32.exe	31
PID 3060 wrote to memory of 3020	3060	rundll32.exe	31
PID 2580 wrote to memory of 1108	2580	f76498e.exe	18
PID 2580 wrote to memory of 1156	2580	f76498e.exe	11
PID 2580 wrote to memory of 1180	2580	f76498e.exe	17
PID 2580 wrote to memory of 2524	2580	f76498e.exe	30
PID 2580 wrote to memory of 2524	2580	f76498e.exe	30
PID 2580 wrote to memory of 3020	2580	f76498e.exe	31
PID 2580 wrote to memory of 3020	2580	f76498e.exe	31
PID 3020 wrote to memory of 1108	3020	f76601a.exe	18
PID 3020 wrote to memory of 1156	3020	f76601a.exe	11
PID 3020 wrote to memory of 1180	3020	f76601a.exe	17

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"	f76498e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76601a.exe

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1156

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1636

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.c387c67e9e84e81cc0f1c20cffbb4da0.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2356
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.c387c67e9e84e81cc0f1c20cffbb4da0.dll,#1
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:3060
  - - C:\Users\Admin\AppData\Local\Temp\f76498e.exe
      C:\Users\Admin\AppData\Local\Temp\f76498e.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:2580
  - - C:\Users\Admin\AppData\Local\Temp\f764f77.exe
      C:\Users\Admin\AppData\Local\Temp\f764f77.exe
      4⤵
      Executes dropped EXE
      PID:2524
  - - C:\Users\Admin\AppData\Local\Temp\f76601a.exe
      C:\Users\Admin\AppData\Local\Temp\f76601a.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:3020

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

Modify Registry