sality | ebb493b4d22258346d9c1fa6cffb580509cfe79c9b3e7a938935b64b4d0f6455

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"	e57f08a.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	e57f08a.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	e57f08a.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"	e57f08a.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"	e57f08a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e57f08a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	e57f08a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e57f08a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e57f08a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e57f08a.exe

Executes dropped EXE 4 IoCs

pid	Process
1048	e57f08a.exe
3988	e57f1d2.exe
1856	e580c11.exe
1836	e580c40.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\FirewallDisableNotify = "1"	e57f08a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e57f08a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e57f08a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e57f08a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	e57f08a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	e57f08a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e57f08a.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"	e57f08a.exe

Enumerates connected drives 3 TTPs 13 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:	e57f08a.exe
File opened (read-only)	\??\O:	e57f08a.exe
File opened (read-only)	\??\E:	e57f08a.exe
File opened (read-only)	\??\G:	e57f08a.exe
File opened (read-only)	\??\H:	e57f08a.exe
File opened (read-only)	\??\I:	e57f08a.exe
File opened (read-only)	\??\J:	e57f08a.exe
File opened (read-only)	\??\K:	e57f08a.exe
File opened (read-only)	\??\Q:	e57f08a.exe
File opened (read-only)	\??\R:	e57f08a.exe
File opened (read-only)	\??\M:	e57f08a.exe
File opened (read-only)	\??\N:	e57f08a.exe
File opened (read-only)	\??\P:	e57f08a.exe

UPX packed file 31 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1048-6-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-9-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-26-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-29-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-14-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-13-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-11-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-10-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-8-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-33-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-37-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-36-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-38-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-39-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-40-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-42-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-43-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-56-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-59-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-60-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-74-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-75-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-78-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-80-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-82-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-83-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-84-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-87-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-92-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-91-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/1048-97-0x0000000000780000-0x000000000183A000-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	e57f08a.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	e57f08a.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	e57f08a.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	e57f08a.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\e57f0e8	e57f08a.exe
File opened for modification	C:\Windows\SYSTEM.INI	e57f08a.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	e57f08a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e57f1d2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e580c11.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e580c40.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1048	e57f08a.exe
1048	e57f08a.exe
1048	e57f08a.exe
1048	e57f08a.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe
Token: SeDebugPrivilege	1048	e57f08a.exe

Suspicious use of WriteProcessMemory 55 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 4380	2384	rundll32.exe	83
PID 2384 wrote to memory of 4380	2384	rundll32.exe	83
PID 2384 wrote to memory of 4380	2384	rundll32.exe	83
PID 4380 wrote to memory of 1048	4380	rundll32.exe	84
PID 4380 wrote to memory of 1048	4380	rundll32.exe	84
PID 4380 wrote to memory of 1048	4380	rundll32.exe	84
PID 1048 wrote to memory of 792	1048	e57f08a.exe	9
PID 1048 wrote to memory of 800	1048	e57f08a.exe	10
PID 1048 wrote to memory of 332	1048	e57f08a.exe	13
PID 1048 wrote to memory of 3000	1048	e57f08a.exe	50
PID 1048 wrote to memory of 3032	1048	e57f08a.exe	51
PID 1048 wrote to memory of 2844	1048	e57f08a.exe	52
PID 1048 wrote to memory of 3432	1048	e57f08a.exe	56
PID 1048 wrote to memory of 3536	1048	e57f08a.exe	57
PID 1048 wrote to memory of 3720	1048	e57f08a.exe	58
PID 1048 wrote to memory of 3816	1048	e57f08a.exe	59
PID 1048 wrote to memory of 3920	1048	e57f08a.exe	60
PID 1048 wrote to memory of 4004	1048	e57f08a.exe	61
PID 1048 wrote to memory of 3892	1048	e57f08a.exe	62
PID 1048 wrote to memory of 3648	1048	e57f08a.exe	75
PID 1048 wrote to memory of 1392	1048	e57f08a.exe	76
PID 1048 wrote to memory of 4132	1048	e57f08a.exe	81
PID 1048 wrote to memory of 2384	1048	e57f08a.exe	82
PID 1048 wrote to memory of 4380	1048	e57f08a.exe	83
PID 1048 wrote to memory of 4380	1048	e57f08a.exe	83
PID 4380 wrote to memory of 3988	4380	rundll32.exe	85
PID 4380 wrote to memory of 3988	4380	rundll32.exe	85
PID 4380 wrote to memory of 3988	4380	rundll32.exe	85
PID 4380 wrote to memory of 1856	4380	rundll32.exe	88
PID 4380 wrote to memory of 1856	4380	rundll32.exe	88
PID 4380 wrote to memory of 1856	4380	rundll32.exe	88
PID 4380 wrote to memory of 1836	4380	rundll32.exe	89
PID 4380 wrote to memory of 1836	4380	rundll32.exe	89
PID 4380 wrote to memory of 1836	4380	rundll32.exe	89
PID 1048 wrote to memory of 792	1048	e57f08a.exe	9
PID 1048 wrote to memory of 800	1048	e57f08a.exe	10
PID 1048 wrote to memory of 332	1048	e57f08a.exe	13
PID 1048 wrote to memory of 3000	1048	e57f08a.exe	50
PID 1048 wrote to memory of 3032	1048	e57f08a.exe	51
PID 1048 wrote to memory of 2844	1048	e57f08a.exe	52
PID 1048 wrote to memory of 3432	1048	e57f08a.exe	56
PID 1048 wrote to memory of 3536	1048	e57f08a.exe	57
PID 1048 wrote to memory of 3720	1048	e57f08a.exe	58
PID 1048 wrote to memory of 3816	1048	e57f08a.exe	59
PID 1048 wrote to memory of 3920	1048	e57f08a.exe	60
PID 1048 wrote to memory of 4004	1048	e57f08a.exe	61
PID 1048 wrote to memory of 3892	1048	e57f08a.exe	62
PID 1048 wrote to memory of 3648	1048	e57f08a.exe	75
PID 1048 wrote to memory of 1392	1048	e57f08a.exe	76
PID 1048 wrote to memory of 3988	1048	e57f08a.exe	85
PID 1048 wrote to memory of 3988	1048	e57f08a.exe	85
PID 1048 wrote to memory of 1856	1048	e57f08a.exe	88
PID 1048 wrote to memory of 1856	1048	e57f08a.exe	88
PID 1048 wrote to memory of 1836	1048	e57f08a.exe	89
PID 1048 wrote to memory of 1836	1048	e57f08a.exe	89

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"	e57f08a.exe

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:792

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:800

C:\Windows\system32\dwm.exe
"dwm.exe"
1⤵
PID:332

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3000

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:3032

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2844

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3432
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ebb493b4d22258346d9c1fa6cffb580509cfe79c9b3e7a938935b64b4d0f6455N.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ebb493b4d22258346d9c1fa6cffb580509cfe79c9b3e7a938935b64b4d0f6455N.dll,#1
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4380
  - - C:\Users\Admin\AppData\Local\Temp\e57f08a.exe
      C:\Users\Admin\AppData\Local\Temp\e57f08a.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:1048
  - - C:\Users\Admin\AppData\Local\Temp\e57f1d2.exe
      C:\Users\Admin\AppData\Local\Temp\e57f1d2.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3988
  - - C:\Users\Admin\AppData\Local\Temp\e580c11.exe
      C:\Users\Admin\AppData\Local\Temp\e580c11.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:1856
  - - C:\Users\Admin\AppData\Local\Temp\e580c40.exe
      C:\Users\Admin\AppData\Local\Temp\e580c40.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:1836

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3536

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3720

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3816

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3920

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:4004

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3892

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:3648

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:1392

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:4132

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