sality | 5e7489798edab05dca42a42f82191c26cd83c93463efec7421ab4033a47ab7f3

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	e58a64d.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	e58a64d.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	e58a64d.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

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	e58a64d.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"	e58a64d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e58a64d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e58a64d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e58a64d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e58a64d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e58a64d.exe

Executes dropped EXE 1 IoCs

pid	Process
408	e58a64d.exe

UPX packed file 27 IoCs

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

upx

resource	yara_rule
behavioral2/memory/408-6-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-8-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-9-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-10-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-11-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-20-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-24-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-31-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-33-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-40-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-35-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-46-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-50-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-49-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-51-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-52-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-55-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-56-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-57-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-59-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-72-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-74-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-76-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-79-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-82-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-88-0x00000000007D0000-0x000000000188A000-memory.dmp	upx
behavioral2/memory/408-89-0x00000000007D0000-0x000000000188A000-memory.dmp	upx

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\FirewallOverride = "1"	e58a64d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e58a64d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e58a64d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	e58a64d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	e58a64d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e58a64d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e58a64d.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"	e58a64d.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\e58ad91	e58a64d.exe
File opened for modification	C:\Windows\SYSTEM.INI	e58a64d.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
408	e58a64d.exe
408	e58a64d.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	408	e58a64d.exe
Token: SeDebugPrivilege	408	e58a64d.exe
Token: SeDebugPrivilege	408	e58a64d.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5004 wrote to memory of 1048	5004	rundll32.exe	80
PID 5004 wrote to memory of 1048	5004	rundll32.exe	80
PID 5004 wrote to memory of 1048	5004	rundll32.exe	80
PID 1048 wrote to memory of 408	1048	rundll32.exe	81
PID 1048 wrote to memory of 408	1048	rundll32.exe	81
PID 1048 wrote to memory of 408	1048	rundll32.exe	81

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"	e58a64d.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.85a27aee90fe5ef001f773ff5a351480.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5004
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.85a27aee90fe5ef001f773ff5a351480.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1048
- - C:\Users\Admin\AppData\Local\Temp\e58a64d.exe
    C:\Users\Admin\AppData\Local\Temp\e58a64d.exe
    3⤵
    - Modifies firewall policy service
    - UAC bypass
    - Windows security bypass
    - Executes dropped EXE
    - Windows security modification
    - Checks whether UAC is enabled
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - System policy modification
    PID:408
- - C:\Users\Admin\AppData\Local\Temp\e58b159.exe
    C:\Users\Admin\AppData\Local\Temp\e58b159.exe
    3⤵
    PID:860
- - C:\Users\Admin\AppData\Local\Temp\e58b512.exe
    C:\Users\Admin\AppData\Local\Temp\e58b512.exe
    3⤵
    PID:3668
- - C:\Users\Admin\AppData\Local\Temp\e58b3ab.exe
    C:\Users\Admin\AppData\Local\Temp\e58b3ab.exe
    3⤵
    PID:1860

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 Tools

Modify Registry