sality | 0614a2d98b7b64bae69ac92ccbed90741ea5307cb1d7040ea7c13859621493be

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f769167.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f769167.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f769167.exe

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

UAC bypass 3 TTPs 1 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"	f769167.exe

Windows security bypass 2 TTPs 6 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f769167.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f769167.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f769167.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f769167.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f769167.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f769167.exe

Executes dropped EXE 3 IoCs

pid	Process
2984	f769167.exe
2400	f7698f5.exe
2536	f76ab5c.exe

Loads dropped DLL 6 IoCs

pid	Process
2116	rundll32.exe
2116	rundll32.exe
2116	rundll32.exe
2116	rundll32.exe
2116	rundll32.exe
2116	rundll32.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2984-14-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-16-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-17-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-21-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-25-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-31-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-47-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-50-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-59-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-60-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-61-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-62-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-63-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-76-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-77-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-79-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-81-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-82-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-102-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-104-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-106-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-109-0x0000000000560000-0x000000000161A000-memory.dmp	upx
behavioral1/memory/2984-110-0x0000000000560000-0x000000000161A000-memory.dmp	upx

Windows security modification 2 TTPs 7 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f769167.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f769167.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f769167.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f769167.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f769167.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f769167.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f769167.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"	f769167.exe

Enumerates connected drives 3 TTPs 7 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:	f769167.exe
File opened (read-only)	\??\G:	f769167.exe
File opened (read-only)	\??\H:	f769167.exe
File opened (read-only)	\??\I:	f769167.exe
File opened (read-only)	\??\J:	f769167.exe
File opened (read-only)	\??\K:	f769167.exe
File opened (read-only)	\??\L:	f769167.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\f76935a	f769167.exe
File opened for modification	C:\Windows\SYSTEM.INI	f769167.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2984	f769167.exe
2984	f769167.exe

Suspicious use of AdjustPrivilegeToken 21 IoCs

description	pid	Process
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe
Token: SeDebugPrivilege	2984	f769167.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 2116	2040	rundll32.exe	28
PID 2040 wrote to memory of 2116	2040	rundll32.exe	28
PID 2040 wrote to memory of 2116	2040	rundll32.exe	28
PID 2040 wrote to memory of 2116	2040	rundll32.exe	28
PID 2040 wrote to memory of 2116	2040	rundll32.exe	28
PID 2040 wrote to memory of 2116	2040	rundll32.exe	28
PID 2040 wrote to memory of 2116	2040	rundll32.exe	28
PID 2116 wrote to memory of 2984	2116	rundll32.exe	29
PID 2116 wrote to memory of 2984	2116	rundll32.exe	29
PID 2116 wrote to memory of 2984	2116	rundll32.exe	29
PID 2116 wrote to memory of 2984	2116	rundll32.exe	29
PID 2984 wrote to memory of 1208	2984	f769167.exe	11
PID 2984 wrote to memory of 1280	2984	f769167.exe	10
PID 2984 wrote to memory of 1328	2984	f769167.exe	9
PID 2984 wrote to memory of 2372	2984	f769167.exe	8
PID 2984 wrote to memory of 2040	2984	f769167.exe	27
PID 2984 wrote to memory of 2116	2984	f769167.exe	28
PID 2984 wrote to memory of 2116	2984	f769167.exe	28
PID 2116 wrote to memory of 2400	2116	rundll32.exe	30
PID 2116 wrote to memory of 2400	2116	rundll32.exe	30
PID 2116 wrote to memory of 2400	2116	rundll32.exe	30
PID 2116 wrote to memory of 2400	2116	rundll32.exe	30
PID 2116 wrote to memory of 2536	2116	rundll32.exe	31
PID 2116 wrote to memory of 2536	2116	rundll32.exe	31
PID 2116 wrote to memory of 2536	2116	rundll32.exe	31
PID 2116 wrote to memory of 2536	2116	rundll32.exe	31
PID 2984 wrote to memory of 1208	2984	f769167.exe	11
PID 2984 wrote to memory of 1280	2984	f769167.exe	10
PID 2984 wrote to memory of 1328	2984	f769167.exe	9
PID 2984 wrote to memory of 2400	2984	f769167.exe	30
PID 2984 wrote to memory of 2400	2984	f769167.exe	30
PID 2984 wrote to memory of 2536	2984	f769167.exe	31
PID 2984 wrote to memory of 2536	2984	f769167.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"	f769167.exe

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2372

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1328
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.671c2ad6bac6957d6282d87c208844b0_JC.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2040
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.671c2ad6bac6957d6282d87c208844b0_JC.dll,#1
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:2116
  - - C:\Users\Admin\AppData\Local\Temp\f769167.exe
      C:\Users\Admin\AppData\Local\Temp\f769167.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:2984
  - - C:\Users\Admin\AppData\Local\Temp\f7698f5.exe
      C:\Users\Admin\AppData\Local\Temp\f7698f5.exe
      4⤵
      Executes dropped EXE
      PID:2400
  - - C:\Users\Admin\AppData\Local\Temp\f76ab5c.exe
      C:\Users\Admin\AppData\Local\Temp\f76ab5c.exe
      4⤵
      Executes dropped EXE
      PID:2536

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1280

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1208

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