sality | d328bfd74350ab63dddca81efdacb7343a6722ed735a556f6f8d7dfb31d94111

Modify Existing Service

T1031

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	6c0fca.exe

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

UAC bypass 3 TTPs 2 IoCs

Bypass User Account Control

T1088

Disabling Security Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c3074.exe

Windows security bypass 2 TTPs 12 IoCs

Disabling Security Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c3074.exe

Executes dropped EXE 3 IoCs

pid	Process
1920	6c0fca.exe
1932	6c146c.exe
1712	6c3074.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1920-61-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1920-65-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1920-83-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1920-85-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1712-87-0x0000000000910000-0x00000000019CA000-memory.dmp	upx
behavioral1/memory/1712-90-0x0000000000910000-0x00000000019CA000-memory.dmp	upx
behavioral1/memory/1712-92-0x0000000000910000-0x00000000019CA000-memory.dmp	upx

Loads dropped DLL 6 IoCs

pid	Process
780	rundll32.exe
780	rundll32.exe
780	rundll32.exe
780	rundll32.exe
780	rundll32.exe
780	rundll32.exe

Windows security modification 2 TTPs 14 IoCs

Disabling Security Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c0fca.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c3074.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c0fca.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	6c3074.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"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c3074.exe

Enumerates connected drives 3 TTPs 8 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)	\??\H:	6c0fca.exe
File opened (read-only)	\??\I:	6c0fca.exe
File opened (read-only)	\??\J:	6c0fca.exe
File opened (read-only)	\??\K:	6c0fca.exe
File opened (read-only)	\??\L:	6c0fca.exe
File opened (read-only)	\??\E:	6c0fca.exe
File opened (read-only)	\??\F:	6c0fca.exe
File opened (read-only)	\??\G:	6c0fca.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SYSTEM.INI	6c0fca.exe
File created	C:\Windows\6c6a0a	6c3074.exe
File created	C:\Windows\6c11bd	6c0fca.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1920	6c0fca.exe
1920	6c0fca.exe
1712	6c3074.exe

Suspicious use of AdjustPrivilegeToken 40 IoCs

description	pid	Process
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1920	6c0fca.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe
Token: SeDebugPrivilege	1712	6c3074.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 900 wrote to memory of 780	900	rundll32.exe	27
PID 900 wrote to memory of 780	900	rundll32.exe	27
PID 900 wrote to memory of 780	900	rundll32.exe	27
PID 900 wrote to memory of 780	900	rundll32.exe	27
PID 900 wrote to memory of 780	900	rundll32.exe	27
PID 900 wrote to memory of 780	900	rundll32.exe	27
PID 900 wrote to memory of 780	900	rundll32.exe	27
PID 780 wrote to memory of 1920	780	rundll32.exe	28
PID 780 wrote to memory of 1920	780	rundll32.exe	28
PID 780 wrote to memory of 1920	780	rundll32.exe	28
PID 780 wrote to memory of 1920	780	rundll32.exe	28
PID 1920 wrote to memory of 1260	1920	6c0fca.exe	16
PID 1920 wrote to memory of 1364	1920	6c0fca.exe	15
PID 1920 wrote to memory of 1420	1920	6c0fca.exe	14
PID 1920 wrote to memory of 900	1920	6c0fca.exe	26
PID 1920 wrote to memory of 780	1920	6c0fca.exe	27
PID 1920 wrote to memory of 780	1920	6c0fca.exe	27
PID 780 wrote to memory of 1932	780	rundll32.exe	29
PID 780 wrote to memory of 1932	780	rundll32.exe	29
PID 780 wrote to memory of 1932	780	rundll32.exe	29
PID 780 wrote to memory of 1932	780	rundll32.exe	29
PID 780 wrote to memory of 1712	780	rundll32.exe	30
PID 780 wrote to memory of 1712	780	rundll32.exe	30
PID 780 wrote to memory of 1712	780	rundll32.exe	30
PID 780 wrote to memory of 1712	780	rundll32.exe	30
PID 1920 wrote to memory of 1260	1920	6c0fca.exe	16
PID 1920 wrote to memory of 1364	1920	6c0fca.exe	15
PID 1920 wrote to memory of 1420	1920	6c0fca.exe	14
PID 1920 wrote to memory of 1932	1920	6c0fca.exe	29
PID 1920 wrote to memory of 1932	1920	6c0fca.exe	29
PID 1920 wrote to memory of 1712	1920	6c0fca.exe	30
PID 1920 wrote to memory of 1712	1920	6c0fca.exe	30
PID 1712 wrote to memory of 1260	1712	6c3074.exe	16
PID 1712 wrote to memory of 1364	1712	6c3074.exe	15
PID 1712 wrote to memory of 1420	1712	6c3074.exe	14

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"	6c0fca.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c3074.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1420
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d328bfd74350ab63dddca81efdacb7343a6722ed735a556f6f8d7dfb31d94111.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:900
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\d328bfd74350ab63dddca81efdacb7343a6722ed735a556f6f8d7dfb31d94111.dll,#1
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:780
  - - C:\Users\Admin\AppData\Local\Temp\6c0fca.exe
      C:\Users\Admin\AppData\Local\Temp\6c0fca.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:1920
  - - C:\Users\Admin\AppData\Local\Temp\6c146c.exe
      C:\Users\Admin\AppData\Local\Temp\6c146c.exe
      4⤵
      Executes dropped EXE
      PID:1932
  - - C:\Users\Admin\AppData\Local\Temp\6c3074.exe
      C:\Users\Admin\AppData\Local\Temp\6c3074.exe
      4⤵
      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
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:1712

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1364

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1260

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

Modify Registry