sality | 21088b0b1c5e6d7eec54fc21e969aee6a1818849094d89d215d7a99596f7c28e

Modify Existing Service

T1031

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	6c2a5c.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	6c2a5c.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	6c2a5c.exe

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

UAC bypass 3 TTPs 1 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"	6c2a5c.exe

Windows security bypass 2 TTPs 6 IoCs

Disabling Security Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c2a5c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c2a5c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c2a5c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c2a5c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c2a5c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c2a5c.exe

Executes dropped EXE 3 IoCs

pid	Process
960	6c2a5c.exe
1952	6c2c01.exe
1912	6c4f3a.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/960-61-0x00000000005E0000-0x000000000169A000-memory.dmp	upx
behavioral1/memory/960-69-0x00000000005E0000-0x000000000169A000-memory.dmp	upx
behavioral1/memory/960-84-0x00000000005E0000-0x000000000169A000-memory.dmp	upx
behavioral1/memory/960-86-0x00000000005E0000-0x000000000169A000-memory.dmp	upx
behavioral1/memory/1952-88-0x0000000000980000-0x0000000001A3A000-memory.dmp	upx
behavioral1/memory/1912-91-0x0000000000950000-0x0000000001A0A000-memory.dmp	upx

Loads dropped DLL 6 IoCs

pid	Process
968	rundll32.exe
968	rundll32.exe
968	rundll32.exe
968	rundll32.exe
968	rundll32.exe
968	rundll32.exe

Windows security modification 2 TTPs 7 IoCs

Disabling Security Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c2a5c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c2a5c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c2a5c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c2a5c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c2a5c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c2a5c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	6c2a5c.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"	6c2a5c.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)	\??\K:	6c2a5c.exe
File opened (read-only)	\??\L:	6c2a5c.exe
File opened (read-only)	\??\E:	6c2a5c.exe
File opened (read-only)	\??\F:	6c2a5c.exe
File opened (read-only)	\??\G:	6c2a5c.exe
File opened (read-only)	\??\H:	6c2a5c.exe
File opened (read-only)	\??\I:	6c2a5c.exe
File opened (read-only)	\??\J:	6c2a5c.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\6c2b84	6c2a5c.exe
File opened for modification	C:\Windows\SYSTEM.INI	6c2a5c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
960	6c2a5c.exe
960	6c2a5c.exe

Suspicious use of AdjustPrivilegeToken 21 IoCs

description	pid	Process
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe
Token: SeDebugPrivilege	960	6c2a5c.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 968	1728	rundll32.exe	28
PID 1728 wrote to memory of 968	1728	rundll32.exe	28
PID 1728 wrote to memory of 968	1728	rundll32.exe	28
PID 1728 wrote to memory of 968	1728	rundll32.exe	28
PID 1728 wrote to memory of 968	1728	rundll32.exe	28
PID 1728 wrote to memory of 968	1728	rundll32.exe	28
PID 1728 wrote to memory of 968	1728	rundll32.exe	28
PID 968 wrote to memory of 960	968	rundll32.exe	29
PID 968 wrote to memory of 960	968	rundll32.exe	29
PID 968 wrote to memory of 960	968	rundll32.exe	29
PID 968 wrote to memory of 960	968	rundll32.exe	29
PID 960 wrote to memory of 1128	960	6c2a5c.exe	17
PID 960 wrote to memory of 1188	960	6c2a5c.exe	8
PID 960 wrote to memory of 1216	960	6c2a5c.exe	15
PID 960 wrote to memory of 1728	960	6c2a5c.exe	16
PID 960 wrote to memory of 968	960	6c2a5c.exe	28
PID 960 wrote to memory of 968	960	6c2a5c.exe	28
PID 968 wrote to memory of 1952	968	rundll32.exe	30
PID 968 wrote to memory of 1952	968	rundll32.exe	30
PID 968 wrote to memory of 1952	968	rundll32.exe	30
PID 968 wrote to memory of 1952	968	rundll32.exe	30
PID 968 wrote to memory of 1912	968	rundll32.exe	31
PID 968 wrote to memory of 1912	968	rundll32.exe	31
PID 968 wrote to memory of 1912	968	rundll32.exe	31
PID 968 wrote to memory of 1912	968	rundll32.exe	31
PID 960 wrote to memory of 1128	960	6c2a5c.exe	17
PID 960 wrote to memory of 1188	960	6c2a5c.exe	8
PID 960 wrote to memory of 1216	960	6c2a5c.exe	15
PID 960 wrote to memory of 1728	960	6c2a5c.exe	16
PID 960 wrote to memory of 1952	960	6c2a5c.exe	30
PID 960 wrote to memory of 1952	960	6c2a5c.exe	30
PID 960 wrote to memory of 1912	960	6c2a5c.exe	31
PID 960 wrote to memory of 1912	960	6c2a5c.exe	31

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"	6c2a5c.exe

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1188

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\21088b0b1c5e6d7eec54fc21e969aee6a1818849094d89d215d7a99596f7c28e.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1728
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\21088b0b1c5e6d7eec54fc21e969aee6a1818849094d89d215d7a99596f7c28e.dll,#1
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:968
  - - C:\Users\Admin\AppData\Local\Temp\6c2a5c.exe
      C:\Users\Admin\AppData\Local\Temp\6c2a5c.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:960
  - - C:\Users\Admin\AppData\Local\Temp\6c2c01.exe
      C:\Users\Admin\AppData\Local\Temp\6c2c01.exe
      4⤵
      Executes dropped EXE
      PID:1952
  - - C:\Users\Admin\AppData\Local\Temp\6c4f3a.exe
      C:\Users\Admin\AppData\Local\Temp\6c4f3a.exe
      4⤵
      Executes dropped EXE
      PID:1912

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1128

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