sality | f7c73c5c22e2f66edd16975f69c6cdc7a50e166e6a4fdaa82c780a83d3048afb

Windows Service

T1543.003

Processes:

f7693e6.exef76909c.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f7693e6.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f7693e6.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f7693e6.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f76909c.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

Processes:

f76909c.exef7693e6.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f7693e6.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f7693e6.exef76909c.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f7693e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f7693e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f7693e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f7693e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f7693e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f7693e6.exe

Executes dropped EXE 3 IoCs

Processes:

f76909c.exef7693e6.exef76ab1e.exe

pid process

2100 f76909c.exe
2628 f7693e6.exe
700 f76ab1e.exe
Loads dropped DLL 6 IoCs

Processes:

rundll32.exe

pid process

2904 rundll32.exe
2904 rundll32.exe
2904 rundll32.exe
2904 rundll32.exe
2904 rundll32.exe
2904 rundll32.exe

pid	process
2100	f76909c.exe
2628	f7693e6.exe
700	f76ab1e.exe

pid	process
2904	rundll32.exe
2904	rundll32.exe
2904	rundll32.exe
2904	rundll32.exe
2904	rundll32.exe
2904	rundll32.exe

UPX packed file 24 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2100-12-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-19-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-15-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-20-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-22-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-21-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-18-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-17-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-16-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-14-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-62-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-61-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-63-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-65-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-64-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-67-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-83-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-84-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-85-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-88-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-108-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-109-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2100-155-0x00000000006F0000-0x00000000017AA000-memory.dmp	upx
behavioral1/memory/2628-172-0x00000000009C0000-0x0000000001A7A000-memory.dmp	upx

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f76909c.exef7693e6.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f7693e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f7693e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f7693e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f7693e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f7693e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f7693e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f7693e6.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

Processes:

f76909c.exef7693e6.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f7693e6.exe

Enumerates connected drives 3 TTPs 14 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:

f76909c.exe

description	ioc	process
File opened (read-only)	\??\L:	f76909c.exe
File opened (read-only)	\??\O:	f76909c.exe
File opened (read-only)	\??\H:	f76909c.exe
File opened (read-only)	\??\M:	f76909c.exe
File opened (read-only)	\??\R:	f76909c.exe
File opened (read-only)	\??\E:	f76909c.exe
File opened (read-only)	\??\G:	f76909c.exe
File opened (read-only)	\??\I:	f76909c.exe
File opened (read-only)	\??\K:	f76909c.exe
File opened (read-only)	\??\N:	f76909c.exe
File opened (read-only)	\??\S:	f76909c.exe
File opened (read-only)	\??\J:	f76909c.exe
File opened (read-only)	\??\P:	f76909c.exe
File opened (read-only)	\??\Q:	f76909c.exe

Drops file in Windows directory 3 IoCs

Processes:

f76909c.exef7693e6.exe

description	ioc	process
File opened for modification	C:\Windows\SYSTEM.INI	f76909c.exe
File created	C:\Windows\f76e234	f7693e6.exe
File created	C:\Windows\f769157	f76909c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

f76909c.exe

pid process

2100 f76909c.exe
2100 f76909c.exe

pid	process
2100	f76909c.exe
2100	f76909c.exe

Suspicious use of AdjustPrivilegeToken 21 IoCs

Processes:

f76909c.exe

description	pid	process
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe
Token: SeDebugPrivilege	2100	f76909c.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

rundll32.exerundll32.exef76909c.exe

description	pid	process	target process
PID 2860 wrote to memory of 2904	2860	rundll32.exe	rundll32.exe
PID 2860 wrote to memory of 2904	2860	rundll32.exe	rundll32.exe
PID 2860 wrote to memory of 2904	2860	rundll32.exe	rundll32.exe
PID 2860 wrote to memory of 2904	2860	rundll32.exe	rundll32.exe
PID 2860 wrote to memory of 2904	2860	rundll32.exe	rundll32.exe
PID 2860 wrote to memory of 2904	2860	rundll32.exe	rundll32.exe
PID 2860 wrote to memory of 2904	2860	rundll32.exe	rundll32.exe
PID 2904 wrote to memory of 2100	2904	rundll32.exe	f76909c.exe
PID 2904 wrote to memory of 2100	2904	rundll32.exe	f76909c.exe
PID 2904 wrote to memory of 2100	2904	rundll32.exe	f76909c.exe
PID 2904 wrote to memory of 2100	2904	rundll32.exe	f76909c.exe
PID 2100 wrote to memory of 1192	2100	f76909c.exe	taskhost.exe
PID 2100 wrote to memory of 1292	2100	f76909c.exe	Dwm.exe
PID 2100 wrote to memory of 1352	2100	f76909c.exe	Explorer.EXE
PID 2100 wrote to memory of 1824	2100	f76909c.exe	DllHost.exe
PID 2100 wrote to memory of 2860	2100	f76909c.exe	rundll32.exe
PID 2100 wrote to memory of 2904	2100	f76909c.exe	rundll32.exe
PID 2100 wrote to memory of 2904	2100	f76909c.exe	rundll32.exe
PID 2904 wrote to memory of 2628	2904	rundll32.exe	f7693e6.exe
PID 2904 wrote to memory of 2628	2904	rundll32.exe	f7693e6.exe
PID 2904 wrote to memory of 2628	2904	rundll32.exe	f7693e6.exe
PID 2904 wrote to memory of 2628	2904	rundll32.exe	f7693e6.exe
PID 2904 wrote to memory of 700	2904	rundll32.exe	f76ab1e.exe
PID 2904 wrote to memory of 700	2904	rundll32.exe	f76ab1e.exe
PID 2904 wrote to memory of 700	2904	rundll32.exe	f76ab1e.exe
PID 2904 wrote to memory of 700	2904	rundll32.exe	f76ab1e.exe
PID 2100 wrote to memory of 1192	2100	f76909c.exe	taskhost.exe
PID 2100 wrote to memory of 1292	2100	f76909c.exe	Dwm.exe
PID 2100 wrote to memory of 1352	2100	f76909c.exe	Explorer.EXE
PID 2100 wrote to memory of 2628	2100	f76909c.exe	f7693e6.exe
PID 2100 wrote to memory of 2628	2100	f76909c.exe	f7693e6.exe
PID 2100 wrote to memory of 700	2100	f76909c.exe	f76ab1e.exe
PID 2100 wrote to memory of 700	2100	f76909c.exe	f76ab1e.exe

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

Processes:

f76909c.exef7693e6.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76909c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f7693e6.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1192

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1292

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1352

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5d474feac1117f7231ede9e2eb5c8490_NeikiAnalytics.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2860

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5d474feac1117f7231ede9e2eb5c8490_NeikiAnalytics.dll,#1
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2904

C:\Users\Admin\AppData\Local\Temp\f76909c.exe
C:\Users\Admin\AppData\Local\Temp\f76909c.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:2100

C:\Users\Admin\AppData\Local\Temp\f7693e6.exe
C:\Users\Admin\AppData\Local\Temp\f7693e6.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:2628

C:\Users\Admin\AppData\Local\Temp\f76ab1e.exe
C:\Users\Admin\AppData\Local\Temp\f76ab1e.exe
4⤵
- Executes dropped EXE
PID:700

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1824

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