sality | 84a6053f02280f23936da10437d8c18f0bebe8ca481d08c165cfa74c8936685b

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\EnableFirewall = "0"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f763025.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f763025.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f763025.exe

Sality
Sality is backdoor written in C++, first discovered in 2003.
backdoor 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"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f763025.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\AntiVirusDisableNotify = "1"	f763025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f763025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f763025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f763025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f763025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f763025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f7613fe.exe

Executes dropped EXE 3 IoCs

pid	Process
1624	f7613fe.exe
2632	f7615d2.exe
360	f763025.exe

Loads dropped DLL 6 IoCs

pid	Process
2924	rundll32.exe
2924	rundll32.exe
2924	rundll32.exe
2924	rundll32.exe
2924	rundll32.exe
2924	rundll32.exe

UPX packed file 25 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1624-21-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-14-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-15-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-17-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-19-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-13-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-22-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-20-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-18-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-16-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-62-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-63-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-64-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-65-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-66-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-80-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-81-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-99-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-100-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-103-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-102-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-105-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1624-143-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/360-146-0x0000000000990000-0x0000000001A4A000-memory.dmp	upx
behavioral1/memory/360-195-0x0000000000990000-0x0000000001A4A000-memory.dmp	upx

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\AntiVirusOverride = "1"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f763025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f763025.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f763025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f763025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f7613fe.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f763025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f763025.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f763025.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"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f763025.exe

Enumerates connected drives 3 TTPs 13 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)	\??\E:	f7613fe.exe
File opened (read-only)	\??\G:	f7613fe.exe
File opened (read-only)	\??\H:	f7613fe.exe
File opened (read-only)	\??\I:	f7613fe.exe
File opened (read-only)	\??\L:	f7613fe.exe
File opened (read-only)	\??\M:	f7613fe.exe
File opened (read-only)	\??\N:	f7613fe.exe
File opened (read-only)	\??\J:	f7613fe.exe
File opened (read-only)	\??\K:	f7613fe.exe
File opened (read-only)	\??\O:	f7613fe.exe
File opened (read-only)	\??\P:	f7613fe.exe
File opened (read-only)	\??\E:	f763025.exe
File opened (read-only)	\??\G:	f763025.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\f766519	f763025.exe
File created	C:\Windows\f76145b	f7613fe.exe
File opened for modification	C:\Windows\SYSTEM.INI	f7613fe.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1624	f7613fe.exe
1624	f7613fe.exe
360	f763025.exe

Suspicious use of AdjustPrivilegeToken 41 IoCs

description	pid	Process
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	1624	f7613fe.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe
Token: SeDebugPrivilege	360	f763025.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 2924	2912	rundll32.exe	28
PID 2912 wrote to memory of 2924	2912	rundll32.exe	28
PID 2912 wrote to memory of 2924	2912	rundll32.exe	28
PID 2912 wrote to memory of 2924	2912	rundll32.exe	28
PID 2912 wrote to memory of 2924	2912	rundll32.exe	28
PID 2912 wrote to memory of 2924	2912	rundll32.exe	28
PID 2912 wrote to memory of 2924	2912	rundll32.exe	28
PID 2924 wrote to memory of 1624	2924	rundll32.exe	29
PID 2924 wrote to memory of 1624	2924	rundll32.exe	29
PID 2924 wrote to memory of 1624	2924	rundll32.exe	29
PID 2924 wrote to memory of 1624	2924	rundll32.exe	29
PID 1624 wrote to memory of 1040	1624	f7613fe.exe	17
PID 1624 wrote to memory of 1084	1624	f7613fe.exe	18
PID 1624 wrote to memory of 1092	1624	f7613fe.exe	19
PID 1624 wrote to memory of 1428	1624	f7613fe.exe	23
PID 1624 wrote to memory of 2912	1624	f7613fe.exe	27
PID 1624 wrote to memory of 2924	1624	f7613fe.exe	28
PID 1624 wrote to memory of 2924	1624	f7613fe.exe	28
PID 2924 wrote to memory of 2632	2924	rundll32.exe	30
PID 2924 wrote to memory of 2632	2924	rundll32.exe	30
PID 2924 wrote to memory of 2632	2924	rundll32.exe	30
PID 2924 wrote to memory of 2632	2924	rundll32.exe	30
PID 2924 wrote to memory of 360	2924	rundll32.exe	31
PID 2924 wrote to memory of 360	2924	rundll32.exe	31
PID 2924 wrote to memory of 360	2924	rundll32.exe	31
PID 2924 wrote to memory of 360	2924	rundll32.exe	31
PID 1624 wrote to memory of 1040	1624	f7613fe.exe	17
PID 1624 wrote to memory of 1084	1624	f7613fe.exe	18
PID 1624 wrote to memory of 1092	1624	f7613fe.exe	19
PID 1624 wrote to memory of 2632	1624	f7613fe.exe	30
PID 1624 wrote to memory of 2632	1624	f7613fe.exe	30
PID 1624 wrote to memory of 360	1624	f7613fe.exe	31
PID 1624 wrote to memory of 360	1624	f7613fe.exe	31
PID 360 wrote to memory of 1040	360	f763025.exe	17
PID 360 wrote to memory of 1084	360	f763025.exe	18
PID 360 wrote to memory of 1092	360	f763025.exe	19

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"	f7613fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f763025.exe

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1084
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\278081c237457aae1adf9bf89b269490.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2912
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\278081c237457aae1adf9bf89b269490.dll,#1
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:2924
  - - C:\Users\Admin\AppData\Local\Temp\f7613fe.exe
      C:\Users\Admin\AppData\Local\Temp\f7613fe.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
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:1624
  - - C:\Users\Admin\AppData\Local\Temp\f7615d2.exe
      C:\Users\Admin\AppData\Local\Temp\f7615d2.exe
      4⤵
      Executes dropped EXE
      PID:2632
  - - C:\Users\Admin\AppData\Local\Temp\f763025.exe
      C:\Users\Admin\AppData\Local\Temp\f763025.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
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:360

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1092

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1428

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