sality | 8ce94626e1c87b5ffd4443c3a30218e9be751de67aa36c3059885ab7b22c93a4

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"	49359f59e4941691a830ca441c3a2e2a.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\UacDisableNotify = "1"	49359f59e4941691a830ca441c3a2e2a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	49359f59e4941691a830ca441c3a2e2a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	49359f59e4941691a830ca441c3a2e2a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	49359f59e4941691a830ca441c3a2e2a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	49359f59e4941691a830ca441c3a2e2a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	49359f59e4941691a830ca441c3a2e2a.exe

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1"	49359f59e4941691a830ca441c3a2e2a.exe

Disables Task Manager via registry modification
evasion

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Windows Service

T1543.003

pid	Process
1420	netsh.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1764-2-0x00000000021E0000-0x0000000003212000-memory.dmp	upx
behavioral2/memory/1764-4-0x00000000021E0000-0x0000000003212000-memory.dmp	upx
behavioral2/memory/1764-5-0x00000000021E0000-0x0000000003212000-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\AntiVirusDisableNotify = "1"	49359f59e4941691a830ca441c3a2e2a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	49359f59e4941691a830ca441c3a2e2a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	49359f59e4941691a830ca441c3a2e2a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	49359f59e4941691a830ca441c3a2e2a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	49359f59e4941691a830ca441c3a2e2a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	49359f59e4941691a830ca441c3a2e2a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	49359f59e4941691a830ca441c3a2e2a.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ISUSPM Startup = "C:\\Users\\Admin\\AppData\\Local\\Temp\\49359F~1.EXE -startup"	49359f59e4941691a830ca441c3a2e2a.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"	49359f59e4941691a830ca441c3a2e2a.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SYSTEM.INI	49359f59e4941691a830ca441c3a2e2a.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1764	49359f59e4941691a830ca441c3a2e2a.exe
1764	49359f59e4941691a830ca441c3a2e2a.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1764	49359f59e4941691a830ca441c3a2e2a.exe
Token: SeDebugPrivilege	1764	49359f59e4941691a830ca441c3a2e2a.exe
Token: SeDebugPrivilege	1764	49359f59e4941691a830ca441c3a2e2a.exe
Token: SeDebugPrivilege	1764	49359f59e4941691a830ca441c3a2e2a.exe
Token: SeDebugPrivilege	1764	49359f59e4941691a830ca441c3a2e2a.exe
Token: SeDebugPrivilege	1764	49359f59e4941691a830ca441c3a2e2a.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1764 wrote to memory of 1420	1764	49359f59e4941691a830ca441c3a2e2a.exe	93
PID 1764 wrote to memory of 1420	1764	49359f59e4941691a830ca441c3a2e2a.exe	93
PID 1764 wrote to memory of 1420	1764	49359f59e4941691a830ca441c3a2e2a.exe	93

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"	49359f59e4941691a830ca441c3a2e2a.exe

C:\Users\Admin\AppData\Local\Temp\49359f59e4941691a830ca441c3a2e2a.exe
"C:\Users\Admin\AppData\Local\Temp\49359f59e4941691a830ca441c3a2e2a.exe"
1⤵
- UAC bypass
- Windows security bypass
- Disables RegEdit via registry modification
- Windows security modification
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1764
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall set opmode disable
  2⤵
  - Modifies Windows Firewall
  PID:1420

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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