sality | b97463f78593a0fd37399d13b0ecbad118e21514b2413608c91828f17d223fca

Modify Existing Service

T1031

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	6c0bc4.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"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c2d0a.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\FirewallDisableNotify = "1"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c0bc4.exe

Executes dropped EXE 3 IoCs

pid	Process
1204	6c0bc4.exe
1580	6c0ec1.exe
1524	6c2d0a.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1204-61-0x00000000006E0000-0x000000000179A000-memory.dmp	upx
behavioral1/memory/1204-72-0x00000000006E0000-0x000000000179A000-memory.dmp	upx
behavioral1/memory/1204-87-0x00000000006E0000-0x000000000179A000-memory.dmp	upx
behavioral1/memory/1204-89-0x00000000006E0000-0x000000000179A000-memory.dmp	upx
behavioral1/memory/1524-93-0x0000000000920000-0x00000000019DA000-memory.dmp	upx
behavioral1/memory/1524-95-0x0000000000920000-0x00000000019DA000-memory.dmp	upx
behavioral1/memory/1524-96-0x0000000000920000-0x00000000019DA000-memory.dmp	upx

Loads dropped DLL 6 IoCs

pid	Process
1148	rundll32.exe
1148	rundll32.exe
1148	rundll32.exe
1148	rundll32.exe
1148	rundll32.exe
1148	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\AntiVirusOverride = "1"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c2d0a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c0bc4.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c2d0a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c2d0a.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"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c2d0a.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)	\??\I:	6c0bc4.exe
File opened (read-only)	\??\J:	6c0bc4.exe
File opened (read-only)	\??\K:	6c0bc4.exe
File opened (read-only)	\??\L:	6c0bc4.exe
File opened (read-only)	\??\E:	6c0bc4.exe
File opened (read-only)	\??\F:	6c0bc4.exe
File opened (read-only)	\??\G:	6c0bc4.exe
File opened (read-only)	\??\H:	6c0bc4.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\6c0d98	6c0bc4.exe
File opened for modification	C:\Windows\SYSTEM.INI	6c0bc4.exe
File created	C:\Windows\6c66a0	6c2d0a.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1204	6c0bc4.exe
1204	6c0bc4.exe
1524	6c2d0a.exe

Suspicious use of AdjustPrivilegeToken 40 IoCs

description	pid	Process
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1204	6c0bc4.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe
Token: SeDebugPrivilege	1524	6c2d0a.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 1744 wrote to memory of 1148	1744	rundll32.exe	27
PID 1744 wrote to memory of 1148	1744	rundll32.exe	27
PID 1744 wrote to memory of 1148	1744	rundll32.exe	27
PID 1744 wrote to memory of 1148	1744	rundll32.exe	27
PID 1744 wrote to memory of 1148	1744	rundll32.exe	27
PID 1744 wrote to memory of 1148	1744	rundll32.exe	27
PID 1744 wrote to memory of 1148	1744	rundll32.exe	27
PID 1148 wrote to memory of 1204	1148	rundll32.exe	28
PID 1148 wrote to memory of 1204	1148	rundll32.exe	28
PID 1148 wrote to memory of 1204	1148	rundll32.exe	28
PID 1148 wrote to memory of 1204	1148	rundll32.exe	28
PID 1204 wrote to memory of 1128	1204	6c0bc4.exe	18
PID 1204 wrote to memory of 1184	1204	6c0bc4.exe	11
PID 1204 wrote to memory of 1212	1204	6c0bc4.exe	17
PID 1204 wrote to memory of 1744	1204	6c0bc4.exe	19
PID 1204 wrote to memory of 1148	1204	6c0bc4.exe	27
PID 1204 wrote to memory of 1148	1204	6c0bc4.exe	27
PID 1148 wrote to memory of 1580	1148	rundll32.exe	29
PID 1148 wrote to memory of 1580	1148	rundll32.exe	29
PID 1148 wrote to memory of 1580	1148	rundll32.exe	29
PID 1148 wrote to memory of 1580	1148	rundll32.exe	29
PID 1148 wrote to memory of 1524	1148	rundll32.exe	30
PID 1148 wrote to memory of 1524	1148	rundll32.exe	30
PID 1148 wrote to memory of 1524	1148	rundll32.exe	30
PID 1148 wrote to memory of 1524	1148	rundll32.exe	30
PID 1204 wrote to memory of 1128	1204	6c0bc4.exe	18
PID 1204 wrote to memory of 1184	1204	6c0bc4.exe	11
PID 1204 wrote to memory of 1212	1204	6c0bc4.exe	17
PID 1204 wrote to memory of 1580	1204	6c0bc4.exe	29
PID 1204 wrote to memory of 1580	1204	6c0bc4.exe	29
PID 1204 wrote to memory of 1524	1204	6c0bc4.exe	30
PID 1204 wrote to memory of 1524	1204	6c0bc4.exe	30
PID 1524 wrote to memory of 1128	1524	6c2d0a.exe	18
PID 1524 wrote to memory of 1184	1524	6c2d0a.exe	11
PID 1524 wrote to memory of 1212	1524	6c2d0a.exe	17

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"	6c0bc4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c2d0a.exe

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1184

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b97463f78593a0fd37399d13b0ecbad118e21514b2413608c91828f17d223fca.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1744
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b97463f78593a0fd37399d13b0ecbad118e21514b2413608c91828f17d223fca.dll,#1
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1148
  - - C:\Users\Admin\AppData\Local\Temp\6c0bc4.exe
      C:\Users\Admin\AppData\Local\Temp\6c0bc4.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:1204
  - - C:\Users\Admin\AppData\Local\Temp\6c0ec1.exe
      C:\Users\Admin\AppData\Local\Temp\6c0ec1.exe
      4⤵
      Executes dropped EXE
      PID:1580
  - - C:\Users\Admin\AppData\Local\Temp\6c2d0a.exe
      C:\Users\Admin\AppData\Local\Temp\6c2d0a.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:1524

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