sality | efd57058021b7765eda279f18c7d6fd996957b3a55638055a956a1d7d757b566

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\DoNotAllowExceptions = "0"	e5797db.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	e5797db.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	e5797db.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"	e5797db.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\UpdatesDisableNotify = "1"	e5797db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e5797db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	e5797db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e5797db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e5797db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e5797db.exe

Executes dropped EXE 3 IoCs

pid	Process
4212	e5797db.exe
2864	e5798f4.exe
3940	e57b391.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\UpdatesDisableNotify = "1"	e5797db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e5797db.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	e5797db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	e5797db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e5797db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e5797db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e5797db.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"	e5797db.exe

Enumerates connected drives 3 TTPs 14 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)	\??\N:	e5797db.exe
File opened (read-only)	\??\Q:	e5797db.exe
File opened (read-only)	\??\S:	e5797db.exe
File opened (read-only)	\??\H:	e5797db.exe
File opened (read-only)	\??\O:	e5797db.exe
File opened (read-only)	\??\L:	e5797db.exe
File opened (read-only)	\??\K:	e5797db.exe
File opened (read-only)	\??\P:	e5797db.exe
File opened (read-only)	\??\E:	e5797db.exe
File opened (read-only)	\??\I:	e5797db.exe
File opened (read-only)	\??\J:	e5797db.exe
File opened (read-only)	\??\M:	e5797db.exe
File opened (read-only)	\??\R:	e5797db.exe
File opened (read-only)	\??\G:	e5797db.exe

UPX packed file 31 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4212-6-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-12-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-11-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-10-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-8-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-9-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-34-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-31-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-33-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-24-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-36-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-35-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-37-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-38-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-39-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-41-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-42-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-52-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-54-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-55-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-65-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-67-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-70-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-72-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-74-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-76-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-77-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-79-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-82-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-89-0x0000000000790000-0x000000000184A000-memory.dmp	upx
behavioral2/memory/4212-92-0x0000000000790000-0x000000000184A000-memory.dmp	upx

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\7z.exe	e5797db.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	e5797db.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	e5797db.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	e5797db.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\e579858	e5797db.exe
File opened for modification	C:\Windows\SYSTEM.INI	e5797db.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	e5797db.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e5798f4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e57b391.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4212	e5797db.exe
4212	e5797db.exe
4212	e5797db.exe
4212	e5797db.exe
4212	e5797db.exe
4212	e5797db.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe
Token: SeDebugPrivilege	4212	e5797db.exe

Suspicious use of WriteProcessMemory 50 IoCs

description	pid	Process	procid_target
PID 3120 wrote to memory of 628	3120	rundll32.exe	83
PID 3120 wrote to memory of 628	3120	rundll32.exe	83
PID 3120 wrote to memory of 628	3120	rundll32.exe	83
PID 628 wrote to memory of 4212	628	rundll32.exe	84
PID 628 wrote to memory of 4212	628	rundll32.exe	84
PID 628 wrote to memory of 4212	628	rundll32.exe	84
PID 4212 wrote to memory of 812	4212	e5797db.exe	9
PID 4212 wrote to memory of 816	4212	e5797db.exe	10
PID 4212 wrote to memory of 388	4212	e5797db.exe	13
PID 4212 wrote to memory of 2968	4212	e5797db.exe	50
PID 4212 wrote to memory of 2984	4212	e5797db.exe	51
PID 4212 wrote to memory of 2836	4212	e5797db.exe	52
PID 4212 wrote to memory of 3468	4212	e5797db.exe	56
PID 4212 wrote to memory of 3596	4212	e5797db.exe	57
PID 4212 wrote to memory of 3772	4212	e5797db.exe	58
PID 4212 wrote to memory of 3864	4212	e5797db.exe	59
PID 4212 wrote to memory of 3928	4212	e5797db.exe	60
PID 4212 wrote to memory of 4060	4212	e5797db.exe	61
PID 4212 wrote to memory of 4144	4212	e5797db.exe	62
PID 4212 wrote to memory of 2992	4212	e5797db.exe	74
PID 4212 wrote to memory of 2392	4212	e5797db.exe	76
PID 4212 wrote to memory of 1388	4212	e5797db.exe	81
PID 4212 wrote to memory of 3120	4212	e5797db.exe	82
PID 4212 wrote to memory of 628	4212	e5797db.exe	83
PID 4212 wrote to memory of 628	4212	e5797db.exe	83
PID 628 wrote to memory of 2864	628	rundll32.exe	85
PID 628 wrote to memory of 2864	628	rundll32.exe	85
PID 628 wrote to memory of 2864	628	rundll32.exe	85
PID 628 wrote to memory of 3940	628	rundll32.exe	87
PID 628 wrote to memory of 3940	628	rundll32.exe	87
PID 628 wrote to memory of 3940	628	rundll32.exe	87
PID 4212 wrote to memory of 812	4212	e5797db.exe	9
PID 4212 wrote to memory of 816	4212	e5797db.exe	10
PID 4212 wrote to memory of 388	4212	e5797db.exe	13
PID 4212 wrote to memory of 2968	4212	e5797db.exe	50
PID 4212 wrote to memory of 2984	4212	e5797db.exe	51
PID 4212 wrote to memory of 2836	4212	e5797db.exe	52
PID 4212 wrote to memory of 3468	4212	e5797db.exe	56
PID 4212 wrote to memory of 3596	4212	e5797db.exe	57
PID 4212 wrote to memory of 3772	4212	e5797db.exe	58
PID 4212 wrote to memory of 3864	4212	e5797db.exe	59
PID 4212 wrote to memory of 3928	4212	e5797db.exe	60
PID 4212 wrote to memory of 4060	4212	e5797db.exe	61
PID 4212 wrote to memory of 4144	4212	e5797db.exe	62
PID 4212 wrote to memory of 2992	4212	e5797db.exe	74
PID 4212 wrote to memory of 2392	4212	e5797db.exe	76
PID 4212 wrote to memory of 2864	4212	e5797db.exe	85
PID 4212 wrote to memory of 2864	4212	e5797db.exe	85
PID 4212 wrote to memory of 3940	4212	e5797db.exe	87
PID 4212 wrote to memory of 3940	4212	e5797db.exe	87

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"	e5797db.exe

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:812

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:816

C:\Windows\system32\dwm.exe
"dwm.exe"
1⤵
PID:388

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2968

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2984

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2836

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3468
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\efd57058021b7765eda279f18c7d6fd996957b3a55638055a956a1d7d757b566.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3120
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\efd57058021b7765eda279f18c7d6fd996957b3a55638055a956a1d7d757b566.dll,#1
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:628
  - - C:\Users\Admin\AppData\Local\Temp\e5797db.exe
      C:\Users\Admin\AppData\Local\Temp\e5797db.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 Program Files directory
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:4212
  - - C:\Users\Admin\AppData\Local\Temp\e5798f4.exe
      C:\Users\Admin\AppData\Local\Temp\e5798f4.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2864
  - - C:\Users\Admin\AppData\Local\Temp\e57b391.exe
      C:\Users\Admin\AppData\Local\Temp\e57b391.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3940

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3596

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3772

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3864

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3928

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:4060

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4144

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
1⤵
PID:2992

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:2392

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:1388

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