sality | c6f6d8c5d69ff190b9eb61c98668f635afc3ea8b042fed81a9e96c9989db9e45

Modify Existing Service

T1031

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	6c3cc3.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"	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c18fe.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\AntiVirusOverride = "1"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c3cc3.exe

Executes dropped EXE 3 IoCs

pid	Process
1540	6c18fe.exe
1820	6c1c0a.exe
2024	6c3cc3.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1540-61-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/1540-70-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/1540-83-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/1540-85-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2024-88-0x0000000000A10000-0x0000000001ACA000-memory.dmp	upx
behavioral1/memory/2024-90-0x0000000000A10000-0x0000000001ACA000-memory.dmp	upx
behavioral1/memory/2024-91-0x0000000000A10000-0x0000000001ACA000-memory.dmp	upx

Loads dropped DLL 6 IoCs

pid	Process
1724	rundll32.exe
1724	rundll32.exe
1724	rundll32.exe
1724	rundll32.exe
1724	rundll32.exe
1724	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\AntiVirusDisableNotify = "1"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c18fe.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c3cc3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	6c3cc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c18fe.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"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c3cc3.exe

Enumerates connected drives 3 TTPs 9 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)	\??\H:	6c18fe.exe
File opened (read-only)	\??\I:	6c18fe.exe
File opened (read-only)	\??\J:	6c18fe.exe
File opened (read-only)	\??\K:	6c18fe.exe
File opened (read-only)	\??\E:	6c18fe.exe
File opened (read-only)	\??\F:	6c18fe.exe
File opened (read-only)	\??\G:	6c18fe.exe
File opened (read-only)	\??\L:	6c18fe.exe
File opened (read-only)	\??\E:	6c3cc3.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\6c1aa3	6c18fe.exe
File opened for modification	C:\Windows\SYSTEM.INI	6c18fe.exe
File created	C:\Windows\6c7427	6c3cc3.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1540	6c18fe.exe
1540	6c18fe.exe
2024	6c3cc3.exe

Suspicious use of AdjustPrivilegeToken 40 IoCs

description	pid	Process
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	1540	6c18fe.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe
Token: SeDebugPrivilege	2024	6c3cc3.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 1724	1672	rundll32.exe	27
PID 1672 wrote to memory of 1724	1672	rundll32.exe	27
PID 1672 wrote to memory of 1724	1672	rundll32.exe	27
PID 1672 wrote to memory of 1724	1672	rundll32.exe	27
PID 1672 wrote to memory of 1724	1672	rundll32.exe	27
PID 1672 wrote to memory of 1724	1672	rundll32.exe	27
PID 1672 wrote to memory of 1724	1672	rundll32.exe	27
PID 1724 wrote to memory of 1540	1724	rundll32.exe	28
PID 1724 wrote to memory of 1540	1724	rundll32.exe	28
PID 1724 wrote to memory of 1540	1724	rundll32.exe	28
PID 1724 wrote to memory of 1540	1724	rundll32.exe	28
PID 1540 wrote to memory of 1116	1540	6c18fe.exe	16
PID 1540 wrote to memory of 1180	1540	6c18fe.exe	15
PID 1540 wrote to memory of 1236	1540	6c18fe.exe	14
PID 1540 wrote to memory of 1672	1540	6c18fe.exe	13
PID 1540 wrote to memory of 1724	1540	6c18fe.exe	27
PID 1540 wrote to memory of 1724	1540	6c18fe.exe	27
PID 1724 wrote to memory of 1820	1724	rundll32.exe	29
PID 1724 wrote to memory of 1820	1724	rundll32.exe	29
PID 1724 wrote to memory of 1820	1724	rundll32.exe	29
PID 1724 wrote to memory of 1820	1724	rundll32.exe	29
PID 1724 wrote to memory of 2024	1724	rundll32.exe	30
PID 1724 wrote to memory of 2024	1724	rundll32.exe	30
PID 1724 wrote to memory of 2024	1724	rundll32.exe	30
PID 1724 wrote to memory of 2024	1724	rundll32.exe	30
PID 1540 wrote to memory of 1116	1540	6c18fe.exe	16
PID 1540 wrote to memory of 1180	1540	6c18fe.exe	15
PID 1540 wrote to memory of 1236	1540	6c18fe.exe	14
PID 1540 wrote to memory of 1820	1540	6c18fe.exe	29
PID 1540 wrote to memory of 1820	1540	6c18fe.exe	29
PID 1540 wrote to memory of 2024	1540	6c18fe.exe	30
PID 1540 wrote to memory of 2024	1540	6c18fe.exe	30
PID 2024 wrote to memory of 1116	2024	6c3cc3.exe	16
PID 2024 wrote to memory of 1180	2024	6c3cc3.exe	15
PID 2024 wrote to memory of 1236	2024	6c3cc3.exe	14

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"	6c18fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	6c3cc3.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c6f6d8c5d69ff190b9eb61c98668f635afc3ea8b042fed81a9e96c9989db9e45.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c6f6d8c5d69ff190b9eb61c98668f635afc3ea8b042fed81a9e96c9989db9e45.dll,#1
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1724
- - C:\Users\Admin\AppData\Local\Temp\6c18fe.exe
    C:\Users\Admin\AppData\Local\Temp\6c18fe.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:1540
- - C:\Users\Admin\AppData\Local\Temp\6c1c0a.exe
    C:\Users\Admin\AppData\Local\Temp\6c1c0a.exe
    3⤵
    - Executes dropped EXE
    PID:1820
- - C:\Users\Admin\AppData\Local\Temp\6c3cc3.exe
    C:\Users\Admin\AppData\Local\Temp\6c3cc3.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:2024

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1236

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

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