sality | 5e404d9e781d1e35d4a3e329636c5ee4cd61d496b018e1cddee7bb2330b1a4a0

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"	e57737a.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	e57737a.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	e57737a.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"	e57737a.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"	e57737a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e57737a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	e57737a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e57737a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e57737a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e57737a.exe

Executes dropped EXE 3 IoCs

pid	Process
2016	e57737a.exe
828	e577445.exe
2056	e578ef2.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\UacDisableNotify = "1"	e57737a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	e57737a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	e57737a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e57737a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e57737a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e57737a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e57737a.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"	e57737a.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:	e57737a.exe
File opened (read-only)	\??\O:	e57737a.exe
File opened (read-only)	\??\K:	e57737a.exe
File opened (read-only)	\??\L:	e57737a.exe
File opened (read-only)	\??\M:	e57737a.exe
File opened (read-only)	\??\H:	e57737a.exe
File opened (read-only)	\??\P:	e57737a.exe
File opened (read-only)	\??\S:	e57737a.exe
File opened (read-only)	\??\J:	e57737a.exe
File opened (read-only)	\??\R:	e57737a.exe
File opened (read-only)	\??\Q:	e57737a.exe
File opened (read-only)	\??\E:	e57737a.exe
File opened (read-only)	\??\G:	e57737a.exe
File opened (read-only)	\??\I:	e57737a.exe

UPX packed file 32 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2016-11-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-25-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-32-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-26-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-12-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-28-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-10-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-8-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-9-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-6-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-34-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-35-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-36-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-37-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-38-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-39-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-41-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-42-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-50-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-52-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-54-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-64-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-66-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-69-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-72-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-73-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-74-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-77-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-78-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-84-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-86-0x00000000007A0000-0x000000000185A000-memory.dmp	upx
behavioral2/memory/2016-87-0x00000000007A0000-0x000000000185A000-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	e57737a.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	e57737a.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	e57737a.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	e57737a.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\e5773b9	e57737a.exe
File opened for modification	C:\Windows\SYSTEM.INI	e57737a.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	e57737a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e577445.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e578ef2.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2016	e57737a.exe
2016	e57737a.exe
2016	e57737a.exe
2016	e57737a.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe
Token: SeDebugPrivilege	2016	e57737a.exe

Suspicious use of WriteProcessMemory 49 IoCs

description	pid	Process	procid_target
PID 5044 wrote to memory of 4516	5044	rundll32.exe	82
PID 5044 wrote to memory of 4516	5044	rundll32.exe	82
PID 5044 wrote to memory of 4516	5044	rundll32.exe	82
PID 4516 wrote to memory of 2016	4516	rundll32.exe	83
PID 4516 wrote to memory of 2016	4516	rundll32.exe	83
PID 4516 wrote to memory of 2016	4516	rundll32.exe	83
PID 2016 wrote to memory of 800	2016	e57737a.exe	9
PID 2016 wrote to memory of 808	2016	e57737a.exe	10
PID 2016 wrote to memory of 384	2016	e57737a.exe	13
PID 2016 wrote to memory of 2636	2016	e57737a.exe	44
PID 2016 wrote to memory of 2664	2016	e57737a.exe	45
PID 2016 wrote to memory of 2836	2016	e57737a.exe	49
PID 2016 wrote to memory of 3500	2016	e57737a.exe	55
PID 2016 wrote to memory of 3724	2016	e57737a.exe	57
PID 2016 wrote to memory of 3908	2016	e57737a.exe	58
PID 2016 wrote to memory of 4000	2016	e57737a.exe	59
PID 2016 wrote to memory of 4064	2016	e57737a.exe	60
PID 2016 wrote to memory of 2804	2016	e57737a.exe	61
PID 2016 wrote to memory of 4128	2016	e57737a.exe	62
PID 2016 wrote to memory of 3304	2016	e57737a.exe	74
PID 2016 wrote to memory of 4980	2016	e57737a.exe	76
PID 2016 wrote to memory of 5044	2016	e57737a.exe	81
PID 2016 wrote to memory of 4516	2016	e57737a.exe	82
PID 2016 wrote to memory of 4516	2016	e57737a.exe	82
PID 4516 wrote to memory of 828	4516	rundll32.exe	84
PID 4516 wrote to memory of 828	4516	rundll32.exe	84
PID 4516 wrote to memory of 828	4516	rundll32.exe	84
PID 4516 wrote to memory of 2056	4516	rundll32.exe	85
PID 4516 wrote to memory of 2056	4516	rundll32.exe	85
PID 4516 wrote to memory of 2056	4516	rundll32.exe	85
PID 2016 wrote to memory of 800	2016	e57737a.exe	9
PID 2016 wrote to memory of 808	2016	e57737a.exe	10
PID 2016 wrote to memory of 384	2016	e57737a.exe	13
PID 2016 wrote to memory of 2636	2016	e57737a.exe	44
PID 2016 wrote to memory of 2664	2016	e57737a.exe	45
PID 2016 wrote to memory of 2836	2016	e57737a.exe	49
PID 2016 wrote to memory of 3500	2016	e57737a.exe	55
PID 2016 wrote to memory of 3724	2016	e57737a.exe	57
PID 2016 wrote to memory of 3908	2016	e57737a.exe	58
PID 2016 wrote to memory of 4000	2016	e57737a.exe	59
PID 2016 wrote to memory of 4064	2016	e57737a.exe	60
PID 2016 wrote to memory of 2804	2016	e57737a.exe	61
PID 2016 wrote to memory of 4128	2016	e57737a.exe	62
PID 2016 wrote to memory of 3304	2016	e57737a.exe	74
PID 2016 wrote to memory of 4980	2016	e57737a.exe	76
PID 2016 wrote to memory of 828	2016	e57737a.exe	84
PID 2016 wrote to memory of 828	2016	e57737a.exe	84
PID 2016 wrote to memory of 2056	2016	e57737a.exe	85
PID 2016 wrote to memory of 2056	2016	e57737a.exe	85

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"	e57737a.exe

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

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:808

C:\Windows\system32\dwm.exe
"dwm.exe"
1⤵
PID:384

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2636

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2664

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:3500
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e404d9e781d1e35d4a3e329636c5ee4cd61d496b018e1cddee7bb2330b1a4a0.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5044
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e404d9e781d1e35d4a3e329636c5ee4cd61d496b018e1cddee7bb2330b1a4a0.dll,#1
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4516
  - - C:\Users\Admin\AppData\Local\Temp\e57737a.exe
      C:\Users\Admin\AppData\Local\Temp\e57737a.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:2016
  - - C:\Users\Admin\AppData\Local\Temp\e577445.exe
      C:\Users\Admin\AppData\Local\Temp\e577445.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:828
  - - C:\Users\Admin\AppData\Local\Temp\e578ef2.exe
      C:\Users\Admin\AppData\Local\Temp\e578ef2.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2056

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3724

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3908

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:4000

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4064

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:2804

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4128

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:3304

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4980

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