sality | 3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576

Windows Service

T1543.003

Processes:

3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.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

Processes:

3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

Windows security bypass 2 TTPs 6 IoCs

Disable or Modify Tools

Modify Registry

Processes:

3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

UPX packed file 16 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2972-0-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-3-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-4-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-6-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-10-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-13-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-18-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-22-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-23-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-24-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-25-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-26-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-27-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-28-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-30-0x0000000003900000-0x000000000498E000-memory.dmp	upx
behavioral1/memory/2972-31-0x0000000003900000-0x000000000498E000-memory.dmp	upx

Windows security modification 2 TTPs 7 IoCs

Disable or Modify Tools

Modify Registry

Processes:

3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

T1082

Processes:

3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

Enumerates connected drives 3 TTPs 1 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

Processes:

3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

description ioc process

File opened (read-only) \??\E: 3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Drops file in Windows directory 1 IoCs

Processes:

3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

description ioc process

File opened for modification C:\Windows\SYSTEM.INI 3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

pid process

2972 3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

description	ioc	process
File opened (read-only)	\??\E:	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

description	ioc	process
File opened for modification	C:\Windows\SYSTEM.INI	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

pid	process
2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

Suspicious use of AdjustPrivilegeToken 20 IoCs

Processes:

3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

description	pid	process
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
Token: SeDebugPrivilege	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

description	pid	process	target process
PID 2972 wrote to memory of 1120	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe	taskhost.exe
PID 2972 wrote to memory of 1176	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe	Dwm.exe
PID 2972 wrote to memory of 1248	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe	Explorer.EXE
PID 2972 wrote to memory of 1072	2972	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe	DllHost.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

Processes:

3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1248

C:\Users\Admin\AppData\Local\Temp\3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe
"C:\Users\Admin\AppData\Local\Temp\3e7ee9c99602d6f90e3c1c6f1a0acea9f290a8136e48d248f876068205acf576.exe"
2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- 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:2972

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1072

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Modify Registry

5

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

3

T1562

Disable or Modify Tools

3

Credential Access

Discovery

System Information Discovery

2

T1082

Query Registry

T1012

Peripheral Device Discovery