sality | 3d2201ef729d8ebfc0a49b6bcbd1494f73d283cdf2c7df5a6b1ba0571793faa8

Modify Existing Service

T1031

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	6c1508.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	6c1508.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	6c1508.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"	6c1508.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\FirewallOverride = "1"	6c1508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c1508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c1508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c1508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c1508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c1508.exe

Executes dropped EXE 3 IoCs

pid	Process
1188	6c1508.exe
1528	6c195b.exe
2032	6c37d3.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1188-61-0x00000000005F0000-0x00000000016AA000-memory.dmp	upx
behavioral1/memory/1188-72-0x00000000005F0000-0x00000000016AA000-memory.dmp	upx
behavioral1/memory/1672-75-0x0000000000310000-0x0000000000322000-memory.dmp	upx
behavioral1/memory/1188-85-0x00000000005F0000-0x00000000016AA000-memory.dmp	upx
behavioral1/memory/1188-87-0x00000000005F0000-0x00000000016AA000-memory.dmp	upx
behavioral1/memory/1528-89-0x0000000000920000-0x00000000019DA000-memory.dmp	upx

Loads dropped DLL 6 IoCs

pid	Process
1672	rundll32.exe
1672	rundll32.exe
1672	rundll32.exe
1672	rundll32.exe
1672	rundll32.exe
1672	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\UpdatesDisableNotify = "1"	6c1508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c1508.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	6c1508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c1508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c1508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c1508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c1508.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"	6c1508.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:	6c1508.exe
File opened (read-only)	\??\L:	6c1508.exe
File opened (read-only)	\??\E:	6c1508.exe
File opened (read-only)	\??\F:	6c1508.exe
File opened (read-only)	\??\G:	6c1508.exe
File opened (read-only)	\??\H:	6c1508.exe
File opened (read-only)	\??\I:	6c1508.exe
File opened (read-only)	\??\J:	6c1508.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\6c16fb	6c1508.exe
File opened for modification	C:\Windows\SYSTEM.INI	6c1508.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1188	6c1508.exe
1188	6c1508.exe

Suspicious use of AdjustPrivilegeToken 20 IoCs

description	pid	Process
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe
Token: SeDebugPrivilege	1188	6c1508.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1672 wrote to memory of 1188	1672	rundll32.exe	28
PID 1672 wrote to memory of 1188	1672	rundll32.exe	28
PID 1672 wrote to memory of 1188	1672	rundll32.exe	28
PID 1672 wrote to memory of 1188	1672	rundll32.exe	28
PID 1188 wrote to memory of 1076	1188	6c1508.exe	19
PID 1188 wrote to memory of 1144	1188	6c1508.exe	18
PID 1188 wrote to memory of 1212	1188	6c1508.exe	16
PID 1188 wrote to memory of 1380	1188	6c1508.exe	15
PID 1188 wrote to memory of 1672	1188	6c1508.exe	27
PID 1188 wrote to memory of 1672	1188	6c1508.exe	27
PID 1672 wrote to memory of 1528	1672	rundll32.exe	29
PID 1672 wrote to memory of 1528	1672	rundll32.exe	29
PID 1672 wrote to memory of 1528	1672	rundll32.exe	29
PID 1672 wrote to memory of 1528	1672	rundll32.exe	29
PID 1672 wrote to memory of 2032	1672	rundll32.exe	30
PID 1672 wrote to memory of 2032	1672	rundll32.exe	30
PID 1672 wrote to memory of 2032	1672	rundll32.exe	30
PID 1672 wrote to memory of 2032	1672	rundll32.exe	30
PID 1188 wrote to memory of 1076	1188	6c1508.exe	19
PID 1188 wrote to memory of 1144	1188	6c1508.exe	18
PID 1188 wrote to memory of 1212	1188	6c1508.exe	16
PID 1188 wrote to memory of 1528	1188	6c1508.exe	29
PID 1188 wrote to memory of 1528	1188	6c1508.exe	29
PID 1188 wrote to memory of 2032	1188	6c1508.exe	30
PID 1188 wrote to memory of 2032	1188	6c1508.exe	30

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"	6c1508.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3d2201ef729d8ebfc0a49b6bcbd1494f73d283cdf2c7df5a6b1ba0571793faa8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3d2201ef729d8ebfc0a49b6bcbd1494f73d283cdf2c7df5a6b1ba0571793faa8.dll,#1
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1672
- - C:\Users\Admin\AppData\Local\Temp\6c1508.exe
    C:\Users\Admin\AppData\Local\Temp\6c1508.exe
    3⤵
    - 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:1188
- - C:\Users\Admin\AppData\Local\Temp\6c195b.exe
    C:\Users\Admin\AppData\Local\Temp\6c195b.exe
    3⤵
    - Executes dropped EXE
    PID:1528
- - C:\Users\Admin\AppData\Local\Temp\6c37d3.exe
    C:\Users\Admin\AppData\Local\Temp\6c37d3.exe
    3⤵
    - Executes dropped EXE
    PID:2032

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1144

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1076

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