sality | bab077766582f4f389b1283af3c506f320e57d35b118f249a9350d84925d0bea

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f761f63.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f761f63.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f761f63.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"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761f63.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\AntiVirusOverride = "1"	f761f63.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761f63.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761f63.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761f63.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761f63.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761f63.exe

Executes dropped EXE 3 IoCs

pid	Process
344	f761d7f.exe
2536	f761f63.exe
3004	f7638eb.exe

Loads dropped DLL 6 IoCs

pid	Process
1600	rundll32.exe
1600	rundll32.exe
1600	rundll32.exe
1600	rundll32.exe
1600	rundll32.exe
1600	rundll32.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral1/memory/344-14-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-16-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-17-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-20-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-18-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-23-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-21-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-19-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-24-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-22-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-65-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-66-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-67-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-68-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-69-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-82-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-84-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-102-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-103-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-105-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-107-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/344-142-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/2536-146-0x0000000000910000-0x00000000019CA000-memory.dmp	upx
behavioral1/memory/2536-152-0x0000000000910000-0x00000000019CA000-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\UpdatesDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761f63.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761f63.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f761f63.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761d7f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761f63.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761f63.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761f63.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761f63.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"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761f63.exe

Enumerates connected drives 3 TTPs 11 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)	\??\O:	f761d7f.exe
File opened (read-only)	\??\P:	f761d7f.exe
File opened (read-only)	\??\E:	f761d7f.exe
File opened (read-only)	\??\H:	f761d7f.exe
File opened (read-only)	\??\I:	f761d7f.exe
File opened (read-only)	\??\L:	f761d7f.exe
File opened (read-only)	\??\M:	f761d7f.exe
File opened (read-only)	\??\N:	f761d7f.exe
File opened (read-only)	\??\G:	f761d7f.exe
File opened (read-only)	\??\J:	f761d7f.exe
File opened (read-only)	\??\K:	f761d7f.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\f761ddd	f761d7f.exe
File opened for modification	C:\Windows\SYSTEM.INI	f761d7f.exe
File created	C:\Windows\f766e2e	f761f63.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
344	f761d7f.exe
344	f761d7f.exe

Suspicious use of AdjustPrivilegeToken 21 IoCs

description	pid	Process
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe
Token: SeDebugPrivilege	344	f761d7f.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 1600	2184	rundll32.exe	28
PID 2184 wrote to memory of 1600	2184	rundll32.exe	28
PID 2184 wrote to memory of 1600	2184	rundll32.exe	28
PID 2184 wrote to memory of 1600	2184	rundll32.exe	28
PID 2184 wrote to memory of 1600	2184	rundll32.exe	28
PID 2184 wrote to memory of 1600	2184	rundll32.exe	28
PID 2184 wrote to memory of 1600	2184	rundll32.exe	28
PID 1600 wrote to memory of 344	1600	rundll32.exe	29
PID 1600 wrote to memory of 344	1600	rundll32.exe	29
PID 1600 wrote to memory of 344	1600	rundll32.exe	29
PID 1600 wrote to memory of 344	1600	rundll32.exe	29
PID 344 wrote to memory of 1080	344	f761d7f.exe	19
PID 344 wrote to memory of 1152	344	f761d7f.exe	20
PID 344 wrote to memory of 1200	344	f761d7f.exe	21
PID 344 wrote to memory of 804	344	f761d7f.exe	23
PID 344 wrote to memory of 2184	344	f761d7f.exe	27
PID 344 wrote to memory of 1600	344	f761d7f.exe	28
PID 344 wrote to memory of 1600	344	f761d7f.exe	28
PID 1600 wrote to memory of 2536	1600	rundll32.exe	30
PID 1600 wrote to memory of 2536	1600	rundll32.exe	30
PID 1600 wrote to memory of 2536	1600	rundll32.exe	30
PID 1600 wrote to memory of 2536	1600	rundll32.exe	30
PID 1600 wrote to memory of 3004	1600	rundll32.exe	31
PID 1600 wrote to memory of 3004	1600	rundll32.exe	31
PID 1600 wrote to memory of 3004	1600	rundll32.exe	31
PID 1600 wrote to memory of 3004	1600	rundll32.exe	31
PID 344 wrote to memory of 1080	344	f761d7f.exe	19
PID 344 wrote to memory of 1152	344	f761d7f.exe	20
PID 344 wrote to memory of 1200	344	f761d7f.exe	21
PID 344 wrote to memory of 2536	344	f761d7f.exe	30
PID 344 wrote to memory of 2536	344	f761d7f.exe	30
PID 344 wrote to memory of 3004	344	f761d7f.exe	31
PID 344 wrote to memory of 3004	344	f761d7f.exe	31

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"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761f63.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1080

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1152

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3e94ca37c72a65fa6428992dd2826f10_NeikiAnalytics.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3e94ca37c72a65fa6428992dd2826f10_NeikiAnalytics.dll,#1
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1600
  - - C:\Users\Admin\AppData\Local\Temp\f761d7f.exe
      C:\Users\Admin\AppData\Local\Temp\f761d7f.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:344
  - - C:\Users\Admin\AppData\Local\Temp\f761f63.exe
      C:\Users\Admin\AppData\Local\Temp\f761f63.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
      System policy modification
      PID:2536
  - - C:\Users\Admin\AppData\Local\Temp\f7638eb.exe
      C:\Users\Admin\AppData\Local\Temp\f7638eb.exe
      4⤵
      Executes dropped EXE
      PID:3004

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:804

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