sality | f497e226c4dddc8194b687cb79e3102928fb971ed81d2eb9ac639d27d0ed4b69

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f7662a9.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f7662a9.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f7662a9.exe

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

UAC bypass 3 TTPs 1 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"	f7662a9.exe

Windows security bypass 2 TTPs 6 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f7662a9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f7662a9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f7662a9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f7662a9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f7662a9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f7662a9.exe

Executes dropped EXE 1 IoCs

pid	Process
2804	f7662a9.exe

Loads dropped DLL 2 IoCs

pid	Process
2684	rundll32.exe
2684	rundll32.exe

Windows security modification 2 TTPs 7 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f7662a9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f7662a9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f7662a9.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f7662a9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f7662a9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f7662a9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f7662a9.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"	f7662a9.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2804-16-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx
behavioral1/memory/2804-19-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx
behavioral1/memory/2804-17-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx
behavioral1/memory/2804-23-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx
behavioral1/memory/2804-22-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx
behavioral1/memory/2804-20-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx
behavioral1/memory/2804-18-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx
behavioral1/memory/2804-29-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx
behavioral1/memory/2804-24-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx
behavioral1/memory/2804-21-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx
behavioral1/memory/2804-81-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx
behavioral1/memory/2804-97-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx
behavioral1/memory/2804-80-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\f766307	f7662a9.exe
File opened for modification	C:\Windows\SYSTEM.INI	f7662a9.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f7662a9.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2804	f7662a9.exe
2804	f7662a9.exe

Suspicious behavior: MapViewOfSection 25 IoCs

pid	Process
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe
2804	f7662a9.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	2804	f7662a9.exe
Token: SeTakeOwnershipPrivilege	2804	f7662a9.exe
Token: SeRestorePrivilege	2804	f7662a9.exe
Token: SeBackupPrivilege	2804	f7662a9.exe
Token: SeChangeNotifyPrivilege	2804	f7662a9.exe
Token: SeDebugPrivilege	2804	f7662a9.exe
Token: SeTakeOwnershipPrivilege	2684	rundll32.exe
Token: SeRestorePrivilege	2684	rundll32.exe
Token: SeBackupPrivilege	2684	rundll32.exe
Token: SeChangeNotifyPrivilege	2684	rundll32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2684 wrote to memory of 2804	2684	rundll32.exe	31
PID 2684 wrote to memory of 2804	2684	rundll32.exe	31
PID 2684 wrote to memory of 2804	2684	rundll32.exe	31
PID 2684 wrote to memory of 2804	2684	rundll32.exe	31
PID 2804 wrote to memory of 384	2804	f7662a9.exe	3
PID 2804 wrote to memory of 384	2804	f7662a9.exe	3
PID 2804 wrote to memory of 384	2804	f7662a9.exe	3
PID 2804 wrote to memory of 384	2804	f7662a9.exe	3
PID 2804 wrote to memory of 384	2804	f7662a9.exe	3
PID 2804 wrote to memory of 392	2804	f7662a9.exe	4
PID 2804 wrote to memory of 392	2804	f7662a9.exe	4
PID 2804 wrote to memory of 392	2804	f7662a9.exe	4
PID 2804 wrote to memory of 392	2804	f7662a9.exe	4
PID 2804 wrote to memory of 392	2804	f7662a9.exe	4
PID 2804 wrote to memory of 420	2804	f7662a9.exe	5
PID 2804 wrote to memory of 420	2804	f7662a9.exe	5
PID 2804 wrote to memory of 420	2804	f7662a9.exe	5
PID 2804 wrote to memory of 420	2804	f7662a9.exe	5
PID 2804 wrote to memory of 420	2804	f7662a9.exe	5
PID 2804 wrote to memory of 476	2804	f7662a9.exe	6
PID 2804 wrote to memory of 476	2804	f7662a9.exe	6
PID 2804 wrote to memory of 476	2804	f7662a9.exe	6
PID 2804 wrote to memory of 476	2804	f7662a9.exe	6
PID 2804 wrote to memory of 476	2804	f7662a9.exe	6
PID 2804 wrote to memory of 492	2804	f7662a9.exe	7
PID 2804 wrote to memory of 492	2804	f7662a9.exe	7
PID 2804 wrote to memory of 492	2804	f7662a9.exe	7
PID 2804 wrote to memory of 492	2804	f7662a9.exe	7
PID 2804 wrote to memory of 492	2804	f7662a9.exe	7
PID 2804 wrote to memory of 500	2804	f7662a9.exe	8
PID 2804 wrote to memory of 500	2804	f7662a9.exe	8
PID 2804 wrote to memory of 500	2804	f7662a9.exe	8
PID 2804 wrote to memory of 500	2804	f7662a9.exe	8
PID 2804 wrote to memory of 500	2804	f7662a9.exe	8
PID 2804 wrote to memory of 596	2804	f7662a9.exe	9
PID 2804 wrote to memory of 596	2804	f7662a9.exe	9
PID 2804 wrote to memory of 596	2804	f7662a9.exe	9
PID 2804 wrote to memory of 596	2804	f7662a9.exe	9
PID 2804 wrote to memory of 596	2804	f7662a9.exe	9
PID 2804 wrote to memory of 672	2804	f7662a9.exe	10
PID 2804 wrote to memory of 672	2804	f7662a9.exe	10
PID 2804 wrote to memory of 672	2804	f7662a9.exe	10
PID 2804 wrote to memory of 672	2804	f7662a9.exe	10
PID 2804 wrote to memory of 672	2804	f7662a9.exe	10
PID 2804 wrote to memory of 756	2804	f7662a9.exe	11
PID 2804 wrote to memory of 756	2804	f7662a9.exe	11
PID 2804 wrote to memory of 756	2804	f7662a9.exe	11
PID 2804 wrote to memory of 756	2804	f7662a9.exe	11
PID 2804 wrote to memory of 756	2804	f7662a9.exe	11
PID 2804 wrote to memory of 808	2804	f7662a9.exe	12
PID 2804 wrote to memory of 808	2804	f7662a9.exe	12
PID 2804 wrote to memory of 808	2804	f7662a9.exe	12
PID 2804 wrote to memory of 808	2804	f7662a9.exe	12
PID 2804 wrote to memory of 808	2804	f7662a9.exe	12
PID 2804 wrote to memory of 832	2804	f7662a9.exe	13
PID 2804 wrote to memory of 832	2804	f7662a9.exe	13
PID 2804 wrote to memory of 832	2804	f7662a9.exe	13

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"	f7662a9.exe

C:\Windows\system32\wininit.exe
wininit.exe
1⤵
PID:384
- C:\Windows\system32\services.exe
  C:\Windows\system32\services.exe
  2⤵
  PID:476
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k DcomLaunch
    3⤵
    PID:596
  - - C:\Windows\system32\wbem\wmiprvse.exe
      C:\Windows\system32\wbem\wmiprvse.exe
      4⤵
      PID:1512
  - - C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      4⤵
      PID:1636
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k RPCSS
    3⤵
    PID:672
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
    3⤵
    PID:756
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
    3⤵
    PID:808
  - - C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      4⤵
      PID:1168
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    3⤵
    PID:832
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService
    3⤵
    PID:960
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k NetworkService
    3⤵
    PID:276
- - C:\Windows\System32\spoolsv.exe
    C:\Windows\System32\spoolsv.exe
    3⤵
    PID:352
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
    3⤵
    PID:1052
- - C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    3⤵
    PID:1116
- - C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
    "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
    3⤵
    PID:1284
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
    3⤵
    PID:2532
- - C:\Windows\system32\sppsvc.exe
    C:\Windows\system32\sppsvc.exe
    3⤵
    PID:2388
- C:\Windows\system32\lsass.exe
  C:\Windows\system32\lsass.exe
  2⤵
  PID:492
- C:\Windows\system32\lsm.exe
  C:\Windows\system32\lsm.exe
  2⤵
  PID:500

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
PID:392

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:420

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1236
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f497e226c4dddc8194b687cb79e3102928fb971ed81d2eb9ac639d27d0ed4b69.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2160
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f497e226c4dddc8194b687cb79e3102928fb971ed81d2eb9ac639d27d0ed4b69.dll,#1
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2684
  - - C:\Users\Admin\AppData\Local\Temp\f7662a9.exe
      C:\Users\Admin\AppData\Local\Temp\f7662a9.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
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:2804

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 System Firewall

T1562.004

Disable or Modify Tools

Modify Registry