sality | 7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.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

T1562.001

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe

Windows security bypass 2 TTPs 6 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe

Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 15 IoCs

resource	yara_rule
behavioral1/memory/2080-1-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-4-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-5-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-8-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-12-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-15-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-20-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-23-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-32-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-33-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-34-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-35-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-36-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-37-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2080-38-0x00000000025A0000-0x000000000365A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine

UPX dump on OEP (original entry point) 16 IoCs

resource	yara_rule
behavioral1/memory/2080-1-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-4-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-5-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-8-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-12-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-15-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-20-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-23-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-32-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-33-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-34-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-35-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-36-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-37-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-38-0x00000000025A0000-0x000000000365A000-memory.dmp	UPX
behavioral1/memory/2080-54-0x0000000000400000-0x000000000041A000-memory.dmp	UPX

UPX packed file 15 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2080-1-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-4-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-5-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-8-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-12-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-15-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-20-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-23-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-32-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-33-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-34-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-35-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-36-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-37-0x00000000025A0000-0x000000000365A000-memory.dmp	upx
behavioral1/memory/2080-38-0x00000000025A0000-0x000000000365A000-memory.dmp	upx

Windows security modification 2 TTPs 7 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.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"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\f763312	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
File opened for modification	C:\Windows\SYSTEM.INI	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe

Suspicious use of AdjustPrivilegeToken 20 IoCs

description	pid	Process
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
Token: SeDebugPrivilege	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 1112	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe	19
PID 2080 wrote to memory of 1200	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe	20
PID 2080 wrote to memory of 1244	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe	21
PID 2080 wrote to memory of 1936	2080	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe	23

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"	7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1200

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1244
- C:\Users\Admin\AppData\Local\Temp\7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe
  "C:\Users\Admin\AppData\Local\Temp\7481b6f2f8bda490baf6e5ec236fd2c4f03db4b31486e5dfbb81dd3dee9e0a0b.exe"
  2⤵
  - Modifies firewall policy service
  - UAC bypass
  - Windows security bypass
  - Windows security modification
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:2080

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1936

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

3

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery