sality | 191939b1abf0699f75e05e0b66cbf440c0f1e52f943295fe235a7a8da168bc98

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"	f76cbf6.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f76cbf6.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f76cbf6.exe

Sality
Sality is backdoor written in C++, first discovered in 2003.
backdoor sality
Sality family
sality

UAC bypass 3 TTPs 2 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"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76cbf6.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76cbf6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76cbf6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76cbf6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76cbf6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76cbf6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76cbf6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76b02d.exe

Executes dropped EXE 3 IoCs

pid	Process
752	f76b02d.exe
3016	f76b367.exe
2084	f76cbf6.exe

Loads dropped DLL 6 IoCs

pid	Process
2268	rundll32.exe
2268	rundll32.exe
2268	rundll32.exe
2268	rundll32.exe
2268	rundll32.exe
2268	rundll32.exe

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76cbf6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76cbf6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76b02d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76cbf6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76cbf6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f76cbf6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76cbf6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76cbf6.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76cbf6.exe

Enumerates connected drives 3 TTPs 16 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:	f76b02d.exe
File opened (read-only)	\??\O:	f76b02d.exe
File opened (read-only)	\??\P:	f76b02d.exe
File opened (read-only)	\??\R:	f76b02d.exe
File opened (read-only)	\??\E:	f76cbf6.exe
File opened (read-only)	\??\H:	f76b02d.exe
File opened (read-only)	\??\I:	f76b02d.exe
File opened (read-only)	\??\K:	f76b02d.exe
File opened (read-only)	\??\M:	f76b02d.exe
File opened (read-only)	\??\N:	f76b02d.exe
File opened (read-only)	\??\Q:	f76b02d.exe
File opened (read-only)	\??\E:	f76b02d.exe
File opened (read-only)	\??\G:	f76b02d.exe
File opened (read-only)	\??\J:	f76b02d.exe
File opened (read-only)	\??\S:	f76b02d.exe
File opened (read-only)	\??\T:	f76b02d.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral1/memory/752-24-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-20-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-17-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-22-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-18-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-23-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-21-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-19-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-25-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-16-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-61-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-62-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-63-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-64-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-65-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-68-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-69-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-85-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-88-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-89-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-92-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/752-157-0x0000000000650000-0x000000000170A000-memory.dmp	upx
behavioral1/memory/2084-187-0x0000000000A80000-0x0000000001B3A000-memory.dmp	upx
behavioral1/memory/2084-213-0x0000000000A80000-0x0000000001B3A000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\f76b0b9	f76b02d.exe
File opened for modification	C:\Windows\SYSTEM.INI	f76b02d.exe
File created	C:\Windows\f7702ce	f76cbf6.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	f76b02d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f76cbf6.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
752	f76b02d.exe
752	f76b02d.exe
2084	f76cbf6.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	752	f76b02d.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe
Token: SeDebugPrivilege	2084	f76cbf6.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 2268 wrote to memory of 752	2268	rundll32.exe	31
PID 2268 wrote to memory of 752	2268	rundll32.exe	31
PID 2268 wrote to memory of 752	2268	rundll32.exe	31
PID 2268 wrote to memory of 752	2268	rundll32.exe	31
PID 752 wrote to memory of 1040	752	f76b02d.exe	17
PID 752 wrote to memory of 1068	752	f76b02d.exe	18
PID 752 wrote to memory of 1100	752	f76b02d.exe	20
PID 752 wrote to memory of 2024	752	f76b02d.exe	23
PID 752 wrote to memory of 1988	752	f76b02d.exe	29
PID 752 wrote to memory of 2268	752	f76b02d.exe	30
PID 752 wrote to memory of 2268	752	f76b02d.exe	30
PID 2268 wrote to memory of 3016	2268	rundll32.exe	32
PID 2268 wrote to memory of 3016	2268	rundll32.exe	32
PID 2268 wrote to memory of 3016	2268	rundll32.exe	32
PID 2268 wrote to memory of 3016	2268	rundll32.exe	32
PID 2268 wrote to memory of 2084	2268	rundll32.exe	34
PID 2268 wrote to memory of 2084	2268	rundll32.exe	34
PID 2268 wrote to memory of 2084	2268	rundll32.exe	34
PID 2268 wrote to memory of 2084	2268	rundll32.exe	34
PID 752 wrote to memory of 1040	752	f76b02d.exe	17
PID 752 wrote to memory of 1068	752	f76b02d.exe	18
PID 752 wrote to memory of 1100	752	f76b02d.exe	20
PID 752 wrote to memory of 2024	752	f76b02d.exe	23
PID 752 wrote to memory of 3016	752	f76b02d.exe	32
PID 752 wrote to memory of 3016	752	f76b02d.exe	32
PID 752 wrote to memory of 2084	752	f76b02d.exe	34
PID 752 wrote to memory of 2084	752	f76b02d.exe	34
PID 2084 wrote to memory of 1040	2084	f76cbf6.exe	17
PID 2084 wrote to memory of 1068	2084	f76cbf6.exe	18
PID 2084 wrote to memory of 1100	2084	f76cbf6.exe	20
PID 2084 wrote to memory of 2024	2084	f76cbf6.exe	23

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76b02d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76cbf6.exe

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1040

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1068

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1100
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\191939b1abf0699f75e05e0b66cbf440c0f1e52f943295fe235a7a8da168bc98.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1988
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\191939b1abf0699f75e05e0b66cbf440c0f1e52f943295fe235a7a8da168bc98.dll,#1
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2268
  - - C:\Users\Admin\AppData\Local\Temp\f76b02d.exe
      C:\Users\Admin\AppData\Local\Temp\f76b02d.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
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:752
  - - C:\Users\Admin\AppData\Local\Temp\f76b367.exe
      C:\Users\Admin\AppData\Local\Temp\f76b367.exe
      4⤵
      Executes dropped EXE
      PID:3016
  - - C:\Users\Admin\AppData\Local\Temp\f76cbf6.exe
      C:\Users\Admin\AppData\Local\Temp\f76cbf6.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
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:2084

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2024

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