sality | c573b51d43fc1165cb41508e1f1567be483ea07b37281eee76d87f25eb443f2d

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"	e57caf1.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	e57caf1.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	e57caf1.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"	e57caf1.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\AntiVirusOverride = "1"	e57caf1.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e57caf1.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e57caf1.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e57caf1.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e57caf1.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e57caf1.exe

Executes dropped EXE 4 IoCs

pid	Process
3888	e57caf1.exe
2496	e57cc49.exe
2360	e57e687.exe
3544	e57e6a7.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\AntiVirusOverride = "1"	e57caf1.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e57caf1.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e57caf1.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e57caf1.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e57caf1.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e57caf1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	e57caf1.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"	e57caf1.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)	\??\E:	e57caf1.exe
File opened (read-only)	\??\I:	e57caf1.exe
File opened (read-only)	\??\L:	e57caf1.exe
File opened (read-only)	\??\K:	e57caf1.exe
File opened (read-only)	\??\O:	e57caf1.exe
File opened (read-only)	\??\G:	e57caf1.exe
File opened (read-only)	\??\H:	e57caf1.exe
File opened (read-only)	\??\P:	e57caf1.exe
File opened (read-only)	\??\Q:	e57caf1.exe
File opened (read-only)	\??\J:	e57caf1.exe
File opened (read-only)	\??\M:	e57caf1.exe
File opened (read-only)	\??\N:	e57caf1.exe
File opened (read-only)	\??\R:	e57caf1.exe
File opened (read-only)	\??\S:	e57caf1.exe

UPX packed file 32 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3888-8-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-11-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-26-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-9-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-13-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-10-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-12-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-27-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-28-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-34-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-35-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-36-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-37-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-38-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-39-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-41-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-42-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-56-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-59-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-60-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-74-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-76-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-79-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-80-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-82-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-83-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-84-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-87-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-91-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-92-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-93-0x0000000000780000-0x000000000183A000-memory.dmp	upx
behavioral2/memory/3888-104-0x0000000000780000-0x000000000183A000-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	e57caf1.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	e57caf1.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	e57caf1.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	e57caf1.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\e57cb7e	e57caf1.exe
File opened for modification	C:\Windows\SYSTEM.INI	e57caf1.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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e57caf1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e57cc49.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e57e687.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e57e6a7.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3888	e57caf1.exe
3888	e57caf1.exe
3888	e57caf1.exe
3888	e57caf1.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe
Token: SeDebugPrivilege	3888	e57caf1.exe

Suspicious use of WriteProcessMemory 55 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2476	2124	rundll32.exe	85
PID 2124 wrote to memory of 2476	2124	rundll32.exe	85
PID 2124 wrote to memory of 2476	2124	rundll32.exe	85
PID 2476 wrote to memory of 3888	2476	rundll32.exe	86
PID 2476 wrote to memory of 3888	2476	rundll32.exe	86
PID 2476 wrote to memory of 3888	2476	rundll32.exe	86
PID 3888 wrote to memory of 764	3888	e57caf1.exe	8
PID 3888 wrote to memory of 772	3888	e57caf1.exe	9
PID 3888 wrote to memory of 332	3888	e57caf1.exe	13
PID 3888 wrote to memory of 2900	3888	e57caf1.exe	49
PID 3888 wrote to memory of 2992	3888	e57caf1.exe	51
PID 3888 wrote to memory of 2780	3888	e57caf1.exe	52
PID 3888 wrote to memory of 3452	3888	e57caf1.exe	55
PID 3888 wrote to memory of 3620	3888	e57caf1.exe	57
PID 3888 wrote to memory of 3824	3888	e57caf1.exe	58
PID 3888 wrote to memory of 3920	3888	e57caf1.exe	59
PID 3888 wrote to memory of 3980	3888	e57caf1.exe	60
PID 3888 wrote to memory of 4076	3888	e57caf1.exe	61
PID 3888 wrote to memory of 4216	3888	e57caf1.exe	62
PID 3888 wrote to memory of 2156	3888	e57caf1.exe	74
PID 3888 wrote to memory of 4072	3888	e57caf1.exe	76
PID 3888 wrote to memory of 5056	3888	e57caf1.exe	83
PID 3888 wrote to memory of 2124	3888	e57caf1.exe	84
PID 3888 wrote to memory of 2476	3888	e57caf1.exe	85
PID 3888 wrote to memory of 2476	3888	e57caf1.exe	85
PID 2476 wrote to memory of 2496	2476	rundll32.exe	87
PID 2476 wrote to memory of 2496	2476	rundll32.exe	87
PID 2476 wrote to memory of 2496	2476	rundll32.exe	87
PID 2476 wrote to memory of 2360	2476	rundll32.exe	89
PID 2476 wrote to memory of 2360	2476	rundll32.exe	89
PID 2476 wrote to memory of 2360	2476	rundll32.exe	89
PID 2476 wrote to memory of 3544	2476	rundll32.exe	90
PID 2476 wrote to memory of 3544	2476	rundll32.exe	90
PID 2476 wrote to memory of 3544	2476	rundll32.exe	90
PID 3888 wrote to memory of 764	3888	e57caf1.exe	8
PID 3888 wrote to memory of 772	3888	e57caf1.exe	9
PID 3888 wrote to memory of 332	3888	e57caf1.exe	13
PID 3888 wrote to memory of 2900	3888	e57caf1.exe	49
PID 3888 wrote to memory of 2992	3888	e57caf1.exe	51
PID 3888 wrote to memory of 2780	3888	e57caf1.exe	52
PID 3888 wrote to memory of 3452	3888	e57caf1.exe	55
PID 3888 wrote to memory of 3620	3888	e57caf1.exe	57
PID 3888 wrote to memory of 3824	3888	e57caf1.exe	58
PID 3888 wrote to memory of 3920	3888	e57caf1.exe	59
PID 3888 wrote to memory of 3980	3888	e57caf1.exe	60
PID 3888 wrote to memory of 4076	3888	e57caf1.exe	61
PID 3888 wrote to memory of 4216	3888	e57caf1.exe	62
PID 3888 wrote to memory of 2156	3888	e57caf1.exe	74
PID 3888 wrote to memory of 4072	3888	e57caf1.exe	76
PID 3888 wrote to memory of 2496	3888	e57caf1.exe	87
PID 3888 wrote to memory of 2496	3888	e57caf1.exe	87
PID 3888 wrote to memory of 2360	3888	e57caf1.exe	89
PID 3888 wrote to memory of 2360	3888	e57caf1.exe	89
PID 3888 wrote to memory of 3544	3888	e57caf1.exe	90
PID 3888 wrote to memory of 3544	3888	e57caf1.exe	90

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"	e57caf1.exe

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:764

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:772

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

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2900

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2992

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2780

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3452
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c573b51d43fc1165cb41508e1f1567be483ea07b37281eee76d87f25eb443f2d.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\c573b51d43fc1165cb41508e1f1567be483ea07b37281eee76d87f25eb443f2d.dll,#1
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2476
  - - C:\Users\Admin\AppData\Local\Temp\e57caf1.exe
      C:\Users\Admin\AppData\Local\Temp\e57caf1.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:3888
  - - C:\Users\Admin\AppData\Local\Temp\e57cc49.exe
      C:\Users\Admin\AppData\Local\Temp\e57cc49.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2496
  - - C:\Users\Admin\AppData\Local\Temp\e57e687.exe
      C:\Users\Admin\AppData\Local\Temp\e57e687.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2360
  - - C:\Users\Admin\AppData\Local\Temp\e57e6a7.exe
      C:\Users\Admin\AppData\Local\Temp\e57e6a7.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3544

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3620

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3824

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3920

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3980

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:4076

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4216

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:2156

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4072

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:5056

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