sality | f266a7f4df32df4ddf5e4ba30776964cdc556e5ff52acde482ea6a47345e0f4c

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\DisableNotifications = "1"	e5774a3.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	e5774a3.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	e5774a3.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"	e5774a3.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"	e5774a3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e5774a3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e5774a3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e5774a3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e5774a3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e5774a3.exe

Executes dropped EXE 3 IoCs

pid	Process
1552	e5774a3.exe
2360	e5775cc.exe
1680	e578fdc.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"	e5774a3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	e5774a3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	e5774a3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e5774a3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e5774a3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e5774a3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e5774a3.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"	e5774a3.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)	\??\G:	e5774a3.exe
File opened (read-only)	\??\I:	e5774a3.exe
File opened (read-only)	\??\K:	e5774a3.exe
File opened (read-only)	\??\O:	e5774a3.exe
File opened (read-only)	\??\H:	e5774a3.exe
File opened (read-only)	\??\Q:	e5774a3.exe
File opened (read-only)	\??\M:	e5774a3.exe
File opened (read-only)	\??\E:	e5774a3.exe
File opened (read-only)	\??\J:	e5774a3.exe
File opened (read-only)	\??\L:	e5774a3.exe
File opened (read-only)	\??\N:	e5774a3.exe
File opened (read-only)	\??\P:	e5774a3.exe
File opened (read-only)	\??\R:	e5774a3.exe
File opened (read-only)	\??\S:	e5774a3.exe

UPX packed file 32 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1552-8-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-11-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-12-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-34-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-29-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-26-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-10-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-9-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-30-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-6-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-35-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-36-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-37-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-38-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-39-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-40-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-42-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-43-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-51-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-53-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-55-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-65-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-66-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-71-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-72-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-74-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-75-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-77-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-79-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-82-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-83-0x0000000000830000-0x00000000018EA000-memory.dmp	upx
behavioral2/memory/1552-86-0x0000000000830000-0x00000000018EA000-memory.dmp	upx

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	e5774a3.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	e5774a3.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	e5774a3.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	e5774a3.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\e577511	e5774a3.exe
File opened for modification	C:\Windows\SYSTEM.INI	e5774a3.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	e5774a3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e5775cc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e578fdc.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1552	e5774a3.exe
1552	e5774a3.exe
1552	e5774a3.exe
1552	e5774a3.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe
Token: SeDebugPrivilege	1552	e5774a3.exe

Suspicious use of WriteProcessMemory 50 IoCs

description	pid	Process	procid_target
PID 4540 wrote to memory of 4236	4540	rundll32.exe	83
PID 4540 wrote to memory of 4236	4540	rundll32.exe	83
PID 4540 wrote to memory of 4236	4540	rundll32.exe	83
PID 4236 wrote to memory of 1552	4236	rundll32.exe	84
PID 4236 wrote to memory of 1552	4236	rundll32.exe	84
PID 4236 wrote to memory of 1552	4236	rundll32.exe	84
PID 1552 wrote to memory of 768	1552	e5774a3.exe	8
PID 1552 wrote to memory of 776	1552	e5774a3.exe	9
PID 1552 wrote to memory of 60	1552	e5774a3.exe	13
PID 1552 wrote to memory of 2520	1552	e5774a3.exe	42
PID 1552 wrote to memory of 2536	1552	e5774a3.exe	43
PID 1552 wrote to memory of 2672	1552	e5774a3.exe	44
PID 1552 wrote to memory of 3360	1552	e5774a3.exe	55
PID 1552 wrote to memory of 3660	1552	e5774a3.exe	57
PID 1552 wrote to memory of 3856	1552	e5774a3.exe	58
PID 1552 wrote to memory of 3972	1552	e5774a3.exe	59
PID 1552 wrote to memory of 4036	1552	e5774a3.exe	60
PID 1552 wrote to memory of 1296	1552	e5774a3.exe	61
PID 1552 wrote to memory of 3948	1552	e5774a3.exe	62
PID 1552 wrote to memory of 1648	1552	e5774a3.exe	74
PID 1552 wrote to memory of 1924	1552	e5774a3.exe	76
PID 1552 wrote to memory of 2216	1552	e5774a3.exe	81
PID 1552 wrote to memory of 4540	1552	e5774a3.exe	82
PID 1552 wrote to memory of 4236	1552	e5774a3.exe	83
PID 1552 wrote to memory of 4236	1552	e5774a3.exe	83
PID 4236 wrote to memory of 2360	4236	rundll32.exe	85
PID 4236 wrote to memory of 2360	4236	rundll32.exe	85
PID 4236 wrote to memory of 2360	4236	rundll32.exe	85
PID 4236 wrote to memory of 1680	4236	rundll32.exe	87
PID 4236 wrote to memory of 1680	4236	rundll32.exe	87
PID 4236 wrote to memory of 1680	4236	rundll32.exe	87
PID 1552 wrote to memory of 768	1552	e5774a3.exe	8
PID 1552 wrote to memory of 776	1552	e5774a3.exe	9
PID 1552 wrote to memory of 60	1552	e5774a3.exe	13
PID 1552 wrote to memory of 2520	1552	e5774a3.exe	42
PID 1552 wrote to memory of 2536	1552	e5774a3.exe	43
PID 1552 wrote to memory of 2672	1552	e5774a3.exe	44
PID 1552 wrote to memory of 3360	1552	e5774a3.exe	55
PID 1552 wrote to memory of 3660	1552	e5774a3.exe	57
PID 1552 wrote to memory of 3856	1552	e5774a3.exe	58
PID 1552 wrote to memory of 3972	1552	e5774a3.exe	59
PID 1552 wrote to memory of 4036	1552	e5774a3.exe	60
PID 1552 wrote to memory of 1296	1552	e5774a3.exe	61
PID 1552 wrote to memory of 3948	1552	e5774a3.exe	62
PID 1552 wrote to memory of 1648	1552	e5774a3.exe	74
PID 1552 wrote to memory of 1924	1552	e5774a3.exe	76
PID 1552 wrote to memory of 2360	1552	e5774a3.exe	85
PID 1552 wrote to memory of 2360	1552	e5774a3.exe	85
PID 1552 wrote to memory of 1680	1552	e5774a3.exe	87
PID 1552 wrote to memory of 1680	1552	e5774a3.exe	87

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"	e5774a3.exe

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:768

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

C:\Windows\system32\dwm.exe
"dwm.exe"
1⤵
PID:60

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2520

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2536

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2672

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3360
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f266a7f4df32df4ddf5e4ba30776964cdc556e5ff52acde482ea6a47345e0f4c.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4540
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f266a7f4df32df4ddf5e4ba30776964cdc556e5ff52acde482ea6a47345e0f4c.dll,#1
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4236
  - - C:\Users\Admin\AppData\Local\Temp\e5774a3.exe
      C:\Users\Admin\AppData\Local\Temp\e5774a3.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:1552
  - - C:\Users\Admin\AppData\Local\Temp\e5775cc.exe
      C:\Users\Admin\AppData\Local\Temp\e5775cc.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2360
  - - C:\Users\Admin\AppData\Local\Temp\e578fdc.exe
      C:\Users\Admin\AppData\Local\Temp\e578fdc.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:1680

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3660

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3856

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3972

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4036

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:1296

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

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:1648

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:1924

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:2216

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