sality | 5e20453d9e3a63bf7522a9b84e7c72baf949fc4616da39a302ec141203e7ebd1

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	e57c8af.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	e57c8af.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	e57c8af.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"	e57c8af.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"	e57c8af.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e57c8af.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e57c8af.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e57c8af.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e57c8af.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e57c8af.exe

Executes dropped EXE 3 IoCs

pid	Process
2888	e57c8af.exe
4908	e57ce7b.exe
2392	e57d793.exe

UPX packed file 25 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2888-7-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-9-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-10-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-11-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-13-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-31-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-32-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-33-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-34-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-35-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-36-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-37-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-45-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-46-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-47-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-49-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-50-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-60-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-62-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-63-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-67-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-70-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-73-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-75-0x0000000000770000-0x000000000182A000-memory.dmp	upx
behavioral2/memory/2888-77-0x0000000000770000-0x000000000182A000-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\UacDisableNotify = "1"	e57c8af.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	e57c8af.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	e57c8af.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e57c8af.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e57c8af.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e57c8af.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e57c8af.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"	e57c8af.exe

Enumerates connected drives 3 TTPs 9 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:	e57c8af.exe
File opened (read-only)	\??\I:	e57c8af.exe
File opened (read-only)	\??\M:	e57c8af.exe
File opened (read-only)	\??\N:	e57c8af.exe
File opened (read-only)	\??\G:	e57c8af.exe
File opened (read-only)	\??\H:	e57c8af.exe
File opened (read-only)	\??\J:	e57c8af.exe
File opened (read-only)	\??\K:	e57c8af.exe
File opened (read-only)	\??\L:	e57c8af.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\e57cb01	e57c8af.exe
File opened for modification	C:\Windows\SYSTEM.INI	e57c8af.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2888	e57c8af.exe
2888	e57c8af.exe
2888	e57c8af.exe
2888	e57c8af.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe
Token: SeDebugPrivilege	2888	e57c8af.exe

Suspicious use of WriteProcessMemory 58 IoCs

description	pid	Process	procid_target
PID 912 wrote to memory of 1768	912	rundll32.exe	84
PID 912 wrote to memory of 1768	912	rundll32.exe	84
PID 912 wrote to memory of 1768	912	rundll32.exe	84
PID 1768 wrote to memory of 2888	1768	rundll32.exe	88
PID 1768 wrote to memory of 2888	1768	rundll32.exe	88
PID 1768 wrote to memory of 2888	1768	rundll32.exe	88
PID 2888 wrote to memory of 792	2888	e57c8af.exe	74
PID 2888 wrote to memory of 796	2888	e57c8af.exe	73
PID 2888 wrote to memory of 336	2888	e57c8af.exe	70
PID 2888 wrote to memory of 2420	2888	e57c8af.exe	40
PID 2888 wrote to memory of 2468	2888	e57c8af.exe	39
PID 2888 wrote to memory of 2580	2888	e57c8af.exe	37
PID 2888 wrote to memory of 700	2888	e57c8af.exe	29
PID 2888 wrote to memory of 3268	2888	e57c8af.exe	28
PID 2888 wrote to memory of 3452	2888	e57c8af.exe	27
PID 2888 wrote to memory of 3652	2888	e57c8af.exe	26
PID 2888 wrote to memory of 3716	2888	e57c8af.exe	25
PID 2888 wrote to memory of 3808	2888	e57c8af.exe	24
PID 2888 wrote to memory of 3948	2888	e57c8af.exe	23
PID 2888 wrote to memory of 4428	2888	e57c8af.exe	11
PID 2888 wrote to memory of 4584	2888	e57c8af.exe	10
PID 2888 wrote to memory of 3316	2888	e57c8af.exe	3
PID 2888 wrote to memory of 4900	2888	e57c8af.exe	2
PID 2888 wrote to memory of 3904	2888	e57c8af.exe	1
PID 2888 wrote to memory of 912	2888	e57c8af.exe	83
PID 2888 wrote to memory of 1768	2888	e57c8af.exe	84
PID 2888 wrote to memory of 1768	2888	e57c8af.exe	84
PID 2888 wrote to memory of 1832	2888	e57c8af.exe	87
PID 1768 wrote to memory of 4908	1768	rundll32.exe	90
PID 1768 wrote to memory of 4908	1768	rundll32.exe	90
PID 1768 wrote to memory of 4908	1768	rundll32.exe	90
PID 2888 wrote to memory of 3824	2888	e57c8af.exe	89
PID 1768 wrote to memory of 2392	1768	rundll32.exe	91
PID 1768 wrote to memory of 2392	1768	rundll32.exe	91
PID 1768 wrote to memory of 2392	1768	rundll32.exe	91
PID 2888 wrote to memory of 792	2888	e57c8af.exe	74
PID 2888 wrote to memory of 796	2888	e57c8af.exe	73
PID 2888 wrote to memory of 336	2888	e57c8af.exe	70
PID 2888 wrote to memory of 2420	2888	e57c8af.exe	40
PID 2888 wrote to memory of 2468	2888	e57c8af.exe	39
PID 2888 wrote to memory of 2580	2888	e57c8af.exe	37
PID 2888 wrote to memory of 700	2888	e57c8af.exe	29
PID 2888 wrote to memory of 3268	2888	e57c8af.exe	28
PID 2888 wrote to memory of 3452	2888	e57c8af.exe	27
PID 2888 wrote to memory of 3652	2888	e57c8af.exe	26
PID 2888 wrote to memory of 3716	2888	e57c8af.exe	25
PID 2888 wrote to memory of 3808	2888	e57c8af.exe	24
PID 2888 wrote to memory of 3948	2888	e57c8af.exe	23
PID 2888 wrote to memory of 4428	2888	e57c8af.exe	11
PID 2888 wrote to memory of 4584	2888	e57c8af.exe	10
PID 2888 wrote to memory of 3316	2888	e57c8af.exe	3
PID 2888 wrote to memory of 4900	2888	e57c8af.exe	2
PID 2888 wrote to memory of 3904	2888	e57c8af.exe	1
PID 2888 wrote to memory of 1832	2888	e57c8af.exe	87
PID 2888 wrote to memory of 4908	2888	e57c8af.exe	90
PID 2888 wrote to memory of 4908	2888	e57c8af.exe	90
PID 2888 wrote to memory of 2392	2888	e57c8af.exe	91
PID 2888 wrote to memory of 2392	2888	e57c8af.exe	91

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"	e57c8af.exe

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:3904

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
1⤵
PID:4900

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
1⤵
PID:3316

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4584

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:4428

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3948

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:3808

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

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3652

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3452

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3268

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:700
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.3b1c89f10a98853132f6f2cb09440570.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:912
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.3b1c89f10a98853132f6f2cb09440570.dll,#1
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1768
  - - C:\Users\Admin\AppData\Local\Temp\e57c8af.exe
      C:\Users\Admin\AppData\Local\Temp\e57c8af.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:2888
  - - C:\Users\Admin\AppData\Local\Temp\e57ce7b.exe
      C:\Users\Admin\AppData\Local\Temp\e57ce7b.exe
      4⤵
      Executes dropped EXE
      PID:4908
  - - C:\Users\Admin\AppData\Local\Temp\e57d793.exe
      C:\Users\Admin\AppData\Local\Temp\e57d793.exe
      4⤵
      Executes dropped EXE
      PID:2392

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2580

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2468

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2420

C:\Windows\system32\dwm.exe
"dwm.exe"
1⤵
PID:336

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:796

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

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:1832

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
1⤵
PID:3824

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