sality | b09891b80ed57f6b6ddb85fbed7314eec1210a42ce17a8da03b45cf49eff8f64

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	e57d62c.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	e57d62c.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	e57d62c.exe

Sality
Sality is backdoor written in C++, first discovered in 2003.
backdoor 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"	e57d62c.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\FirewallDisableNotify = "1"	e57d62c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e57d62c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e57d62c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e57d62c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	e57d62c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e57d62c.exe

Executes dropped EXE 1 IoCs

pid	Process
556	e57d62c.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral2/memory/556-7-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-9-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-10-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-12-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-16-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-22-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-23-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-24-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-25-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-27-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-28-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-29-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-30-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-31-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-33-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-34-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-36-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-38-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-39-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-42-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-44-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-46-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/556-50-0x0000000000780000-0x000000000183A000-memory.dmp	upx

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"	e57d62c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e57d62c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e57d62c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	e57d62c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	e57d62c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e57d62c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e57d62c.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"	e57d62c.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)	\??\L:	e57d62c.exe
File opened (read-only)	\??\M:	e57d62c.exe
File opened (read-only)	\??\E:	e57d62c.exe
File opened (read-only)	\??\G:	e57d62c.exe
File opened (read-only)	\??\H:	e57d62c.exe
File opened (read-only)	\??\I:	e57d62c.exe
File opened (read-only)	\??\J:	e57d62c.exe
File opened (read-only)	\??\K:	e57d62c.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\e57d830	e57d62c.exe
File opened for modification	C:\Windows\SYSTEM.INI	e57d62c.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
556	e57d62c.exe
556	e57d62c.exe
556	e57d62c.exe
556	e57d62c.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe
Token: SeDebugPrivilege	556	e57d62c.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 3792 wrote to memory of 4924	3792	rundll32.exe	83
PID 3792 wrote to memory of 4924	3792	rundll32.exe	83
PID 3792 wrote to memory of 4924	3792	rundll32.exe	83
PID 4924 wrote to memory of 556	4924	rundll32.exe	84
PID 4924 wrote to memory of 556	4924	rundll32.exe	84
PID 4924 wrote to memory of 556	4924	rundll32.exe	84
PID 556 wrote to memory of 776	556	e57d62c.exe	81
PID 556 wrote to memory of 784	556	e57d62c.exe	80
PID 556 wrote to memory of 64	556	e57d62c.exe	8
PID 556 wrote to memory of 2452	556	e57d62c.exe	32
PID 556 wrote to memory of 2480	556	e57d62c.exe	70
PID 556 wrote to memory of 2820	556	e57d62c.exe	64
PID 556 wrote to memory of 3144	556	e57d62c.exe	61
PID 556 wrote to memory of 3240	556	e57d62c.exe	60
PID 556 wrote to memory of 3496	556	e57d62c.exe	59
PID 556 wrote to memory of 3648	556	e57d62c.exe	58
PID 556 wrote to memory of 3716	556	e57d62c.exe	34
PID 556 wrote to memory of 3816	556	e57d62c.exe	57
PID 556 wrote to memory of 4012	556	e57d62c.exe	56
PID 556 wrote to memory of 3744	556	e57d62c.exe	45
PID 556 wrote to memory of 2528	556	e57d62c.exe	44
PID 556 wrote to memory of 2872	556	e57d62c.exe	41
PID 556 wrote to memory of 4948	556	e57d62c.exe	36
PID 556 wrote to memory of 468	556	e57d62c.exe	35
PID 556 wrote to memory of 3792	556	e57d62c.exe	82
PID 556 wrote to memory of 776	556	e57d62c.exe	81
PID 556 wrote to memory of 784	556	e57d62c.exe	80
PID 556 wrote to memory of 64	556	e57d62c.exe	8
PID 556 wrote to memory of 2452	556	e57d62c.exe	32
PID 556 wrote to memory of 2480	556	e57d62c.exe	70
PID 556 wrote to memory of 2820	556	e57d62c.exe	64
PID 556 wrote to memory of 3144	556	e57d62c.exe	61
PID 556 wrote to memory of 3240	556	e57d62c.exe	60
PID 556 wrote to memory of 3496	556	e57d62c.exe	59
PID 556 wrote to memory of 3648	556	e57d62c.exe	58
PID 556 wrote to memory of 3716	556	e57d62c.exe	34
PID 556 wrote to memory of 3816	556	e57d62c.exe	57
PID 556 wrote to memory of 4012	556	e57d62c.exe	56
PID 556 wrote to memory of 3744	556	e57d62c.exe	45
PID 556 wrote to memory of 2528	556	e57d62c.exe	44
PID 556 wrote to memory of 2872	556	e57d62c.exe	41
PID 556 wrote to memory of 4948	556	e57d62c.exe	36
PID 556 wrote to memory of 468	556	e57d62c.exe	35

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"	e57d62c.exe

C:\Windows\system32\dwm.exe
"dwm.exe"
1⤵
PID:64

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2452

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3716

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:468

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
1⤵
PID:4948

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:2872

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:2528

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:3744

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4012

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:3816

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3648

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3496

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3240

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3144
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.c387c67e9e84e81cc0f1c20cffbb4da0.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3792
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.c387c67e9e84e81cc0f1c20cffbb4da0.dll,#1
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4924
  - - C:\Users\Admin\AppData\Local\Temp\e57d62c.exe
      C:\Users\Admin\AppData\Local\Temp\e57d62c.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:556

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2820

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2480

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:784

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:776

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