sality | 994f932b02627ec5ffe751c0e47dc0c22857d96189b73ad091e2f22e53126598

Windows Service

T1543.003

Processes:

f761dcd.exef7639a6.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f761dcd.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

T1562.001

Modify Registry

Processes:

f761dcd.exef7639a6.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f7639a6.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

f7639a6.exef761dcd.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f7639a6.exe

Executes dropped EXE 3 IoCs

Processes:

f761dcd.exef761f53.exef7639a6.exe

pid process

1380 f761dcd.exe
2460 f761f53.exe
1928 f7639a6.exe
Loads dropped DLL 6 IoCs

Processes:

rundll32.exe

pid process

1892 rundll32.exe
1892 rundll32.exe
1892 rundll32.exe
1892 rundll32.exe
1892 rundll32.exe
1892 rundll32.exe

pid	process
1380	f761dcd.exe
2460	f761f53.exe
1928	f7639a6.exe

pid	process
1892	rundll32.exe
1892	rundll32.exe
1892	rundll32.exe
1892	rundll32.exe
1892	rundll32.exe
1892	rundll32.exe

UPX packed file 22 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1380-15-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-17-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-16-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-20-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-18-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-19-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-22-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-14-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-21-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-67-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-68-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-23-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-69-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-71-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-70-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-86-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-87-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-105-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-108-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1380-149-0x00000000006D0000-0x000000000178A000-memory.dmp	upx
behavioral1/memory/1928-170-0x0000000000910000-0x00000000019CA000-memory.dmp	upx
behavioral1/memory/1928-203-0x0000000000910000-0x00000000019CA000-memory.dmp	upx

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

f7639a6.exef761dcd.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f7639a6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761dcd.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f7639a6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761dcd.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

Processes:

f761dcd.exef7639a6.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f7639a6.exe

Enumerates connected drives 3 TTPs 13 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:

f761dcd.exef7639a6.exe

description	ioc	process
File opened (read-only)	\??\L:	f761dcd.exe
File opened (read-only)	\??\M:	f761dcd.exe
File opened (read-only)	\??\G:	f761dcd.exe
File opened (read-only)	\??\K:	f761dcd.exe
File opened (read-only)	\??\E:	f761dcd.exe
File opened (read-only)	\??\G:	f7639a6.exe
File opened (read-only)	\??\J:	f761dcd.exe
File opened (read-only)	\??\P:	f761dcd.exe
File opened (read-only)	\??\N:	f761dcd.exe
File opened (read-only)	\??\O:	f761dcd.exe
File opened (read-only)	\??\E:	f7639a6.exe
File opened (read-only)	\??\H:	f761dcd.exe
File opened (read-only)	\??\I:	f761dcd.exe

Drops file in Windows directory 3 IoCs

Processes:

f7639a6.exef761dcd.exe

description	ioc	process
File created	C:\Windows\f766eab	f7639a6.exe
File created	C:\Windows\f761e2b	f761dcd.exe
File opened for modification	C:\Windows\SYSTEM.INI	f761dcd.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

f761dcd.exef7639a6.exe

pid process

1380 f761dcd.exe
1380 f761dcd.exe
1928 f7639a6.exe

pid	process
1380	f761dcd.exe
1380	f761dcd.exe
1928	f7639a6.exe

Suspicious use of AdjustPrivilegeToken 41 IoCs

Processes:

f761dcd.exef7639a6.exe

description	pid	process
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1380	f761dcd.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe
Token: SeDebugPrivilege	1928	f7639a6.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

rundll32.exerundll32.exef761dcd.exef7639a6.exe

description	pid	process	target process
PID 2068 wrote to memory of 1892	2068	rundll32.exe	rundll32.exe
PID 2068 wrote to memory of 1892	2068	rundll32.exe	rundll32.exe
PID 2068 wrote to memory of 1892	2068	rundll32.exe	rundll32.exe
PID 2068 wrote to memory of 1892	2068	rundll32.exe	rundll32.exe
PID 2068 wrote to memory of 1892	2068	rundll32.exe	rundll32.exe
PID 2068 wrote to memory of 1892	2068	rundll32.exe	rundll32.exe
PID 2068 wrote to memory of 1892	2068	rundll32.exe	rundll32.exe
PID 1892 wrote to memory of 1380	1892	rundll32.exe	f761dcd.exe
PID 1892 wrote to memory of 1380	1892	rundll32.exe	f761dcd.exe
PID 1892 wrote to memory of 1380	1892	rundll32.exe	f761dcd.exe
PID 1892 wrote to memory of 1380	1892	rundll32.exe	f761dcd.exe
PID 1380 wrote to memory of 1056	1380	f761dcd.exe	taskhost.exe
PID 1380 wrote to memory of 1132	1380	f761dcd.exe	Dwm.exe
PID 1380 wrote to memory of 1192	1380	f761dcd.exe	Explorer.EXE
PID 1380 wrote to memory of 1592	1380	f761dcd.exe	DllHost.exe
PID 1380 wrote to memory of 2068	1380	f761dcd.exe	rundll32.exe
PID 1380 wrote to memory of 1892	1380	f761dcd.exe	rundll32.exe
PID 1380 wrote to memory of 1892	1380	f761dcd.exe	rundll32.exe
PID 1892 wrote to memory of 2460	1892	rundll32.exe	f761f53.exe
PID 1892 wrote to memory of 2460	1892	rundll32.exe	f761f53.exe
PID 1892 wrote to memory of 2460	1892	rundll32.exe	f761f53.exe
PID 1892 wrote to memory of 2460	1892	rundll32.exe	f761f53.exe
PID 1892 wrote to memory of 1928	1892	rundll32.exe	f7639a6.exe
PID 1892 wrote to memory of 1928	1892	rundll32.exe	f7639a6.exe
PID 1892 wrote to memory of 1928	1892	rundll32.exe	f7639a6.exe
PID 1892 wrote to memory of 1928	1892	rundll32.exe	f7639a6.exe
PID 1380 wrote to memory of 1056	1380	f761dcd.exe	taskhost.exe
PID 1380 wrote to memory of 1132	1380	f761dcd.exe	Dwm.exe
PID 1380 wrote to memory of 1192	1380	f761dcd.exe	Explorer.EXE
PID 1380 wrote to memory of 2460	1380	f761dcd.exe	f761f53.exe
PID 1380 wrote to memory of 2460	1380	f761dcd.exe	f761f53.exe
PID 1380 wrote to memory of 1928	1380	f761dcd.exe	f7639a6.exe
PID 1380 wrote to memory of 1928	1380	f761dcd.exe	f7639a6.exe
PID 1928 wrote to memory of 1056	1928	f7639a6.exe	taskhost.exe
PID 1928 wrote to memory of 1132	1928	f7639a6.exe	Dwm.exe
PID 1928 wrote to memory of 1192	1928	f7639a6.exe	Explorer.EXE

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

Processes:

f761dcd.exef7639a6.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761dcd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f7639a6.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1056

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1132

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9da3db6b37550752b7559868ae415b0_NeikiAnalytics.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2068

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9da3db6b37550752b7559868ae415b0_NeikiAnalytics.dll,#1
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1892

C:\Users\Admin\AppData\Local\Temp\f761dcd.exe
C:\Users\Admin\AppData\Local\Temp\f761dcd.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:1380

C:\Users\Admin\AppData\Local\Temp\f761f53.exe
C:\Users\Admin\AppData\Local\Temp\f761f53.exe
4⤵
- Executes dropped EXE
PID:2460

C:\Users\Admin\AppData\Local\Temp\f7639a6.exe
C:\Users\Admin\AppData\Local\Temp\f7639a6.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:1928

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1592

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