sality | 58df822db4951c4f3478ffa26f48e6edbbc0b2abf85117822f62d58139a657b2

Windows Service

T1543.003

Processes:

f761bea.exef761d7f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f761d7f.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:

f761bea.exef761d7f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761d7f.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f761bea.exef761d7f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761bea.exe

Executes dropped EXE 3 IoCs

Processes:

f761bea.exef761d7f.exef763765.exe

pid process

1208 f761bea.exe
1756 f761d7f.exe
864 f763765.exe
Loads dropped DLL 6 IoCs

Processes:

rundll32.exe

pid process

2300 rundll32.exe
2300 rundll32.exe
2300 rundll32.exe
2300 rundll32.exe
2300 rundll32.exe
2300 rundll32.exe

pid	process
1208	f761bea.exe
1756	f761d7f.exe
864	f763765.exe

pid	process
2300	rundll32.exe
2300	rundll32.exe
2300	rundll32.exe
2300	rundll32.exe
2300	rundll32.exe
2300	rundll32.exe

UPX packed file 26 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1208-15-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-17-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-19-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-23-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-22-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-20-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-18-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-16-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-24-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-21-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-65-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-66-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-67-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-69-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-68-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-71-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-72-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-86-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-88-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-90-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-108-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-109-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-122-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1208-152-0x0000000000670000-0x000000000172A000-memory.dmp	upx
behavioral1/memory/1756-164-0x0000000000910000-0x00000000019CA000-memory.dmp	upx
behavioral1/memory/1756-189-0x0000000000910000-0x00000000019CA000-memory.dmp	upx

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f761bea.exef761d7f.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761d7f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761d7f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761bea.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

Processes:

f761bea.exef761d7f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761d7f.exe

Enumerates connected drives 3 TTPs 15 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:

f761bea.exe

description	ioc	process
File opened (read-only)	\??\O:	f761bea.exe
File opened (read-only)	\??\P:	f761bea.exe
File opened (read-only)	\??\H:	f761bea.exe
File opened (read-only)	\??\J:	f761bea.exe
File opened (read-only)	\??\M:	f761bea.exe
File opened (read-only)	\??\T:	f761bea.exe
File opened (read-only)	\??\I:	f761bea.exe
File opened (read-only)	\??\N:	f761bea.exe
File opened (read-only)	\??\S:	f761bea.exe
File opened (read-only)	\??\G:	f761bea.exe
File opened (read-only)	\??\K:	f761bea.exe
File opened (read-only)	\??\R:	f761bea.exe
File opened (read-only)	\??\E:	f761bea.exe
File opened (read-only)	\??\L:	f761bea.exe
File opened (read-only)	\??\Q:	f761bea.exe

Drops file in Windows directory 3 IoCs

Processes:

f761bea.exef761d7f.exe

description	ioc	process
File created	C:\Windows\f761c47	f761bea.exe
File opened for modification	C:\Windows\SYSTEM.INI	f761bea.exe
File created	C:\Windows\f766c79	f761d7f.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

f761bea.exef761d7f.exe

pid process

1208 f761bea.exe
1208 f761bea.exe
1756 f761d7f.exe

pid	process
1208	f761bea.exe
1208	f761bea.exe
1756	f761d7f.exe

Suspicious use of AdjustPrivilegeToken 41 IoCs

Processes:

f761bea.exef761d7f.exe

description	pid	process
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1208	f761bea.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe
Token: SeDebugPrivilege	1756	f761d7f.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

rundll32.exerundll32.exef761bea.exef761d7f.exe

description	pid	process	target process
PID 2788 wrote to memory of 2300	2788	rundll32.exe	rundll32.exe
PID 2788 wrote to memory of 2300	2788	rundll32.exe	rundll32.exe
PID 2788 wrote to memory of 2300	2788	rundll32.exe	rundll32.exe
PID 2788 wrote to memory of 2300	2788	rundll32.exe	rundll32.exe
PID 2788 wrote to memory of 2300	2788	rundll32.exe	rundll32.exe
PID 2788 wrote to memory of 2300	2788	rundll32.exe	rundll32.exe
PID 2788 wrote to memory of 2300	2788	rundll32.exe	rundll32.exe
PID 2300 wrote to memory of 1208	2300	rundll32.exe	f761bea.exe
PID 2300 wrote to memory of 1208	2300	rundll32.exe	f761bea.exe
PID 2300 wrote to memory of 1208	2300	rundll32.exe	f761bea.exe
PID 2300 wrote to memory of 1208	2300	rundll32.exe	f761bea.exe
PID 1208 wrote to memory of 1072	1208	f761bea.exe	taskhost.exe
PID 1208 wrote to memory of 1164	1208	f761bea.exe	Dwm.exe
PID 1208 wrote to memory of 1192	1208	f761bea.exe	Explorer.EXE
PID 1208 wrote to memory of 2388	1208	f761bea.exe	DllHost.exe
PID 1208 wrote to memory of 2788	1208	f761bea.exe	rundll32.exe
PID 1208 wrote to memory of 2300	1208	f761bea.exe	rundll32.exe
PID 1208 wrote to memory of 2300	1208	f761bea.exe	rundll32.exe
PID 2300 wrote to memory of 1756	2300	rundll32.exe	f761d7f.exe
PID 2300 wrote to memory of 1756	2300	rundll32.exe	f761d7f.exe
PID 2300 wrote to memory of 1756	2300	rundll32.exe	f761d7f.exe
PID 2300 wrote to memory of 1756	2300	rundll32.exe	f761d7f.exe
PID 2300 wrote to memory of 864	2300	rundll32.exe	f763765.exe
PID 2300 wrote to memory of 864	2300	rundll32.exe	f763765.exe
PID 2300 wrote to memory of 864	2300	rundll32.exe	f763765.exe
PID 2300 wrote to memory of 864	2300	rundll32.exe	f763765.exe
PID 1208 wrote to memory of 1072	1208	f761bea.exe	taskhost.exe
PID 1208 wrote to memory of 1164	1208	f761bea.exe	Dwm.exe
PID 1208 wrote to memory of 1192	1208	f761bea.exe	Explorer.EXE
PID 1208 wrote to memory of 1756	1208	f761bea.exe	f761d7f.exe
PID 1208 wrote to memory of 1756	1208	f761bea.exe	f761d7f.exe
PID 1208 wrote to memory of 864	1208	f761bea.exe	f763765.exe
PID 1208 wrote to memory of 864	1208	f761bea.exe	f763765.exe
PID 1756 wrote to memory of 1072	1756	f761d7f.exe	taskhost.exe
PID 1756 wrote to memory of 1164	1756	f761d7f.exe	Dwm.exe
PID 1756 wrote to memory of 1192	1756	f761d7f.exe	Explorer.EXE

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

Processes:

f761bea.exef761d7f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761bea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761d7f.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1072

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

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

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\307ae20135569c40cb81f59439435120_NeikiAnalytics.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2788

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\307ae20135569c40cb81f59439435120_NeikiAnalytics.dll,#1
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2300

C:\Users\Admin\AppData\Local\Temp\f761bea.exe
C:\Users\Admin\AppData\Local\Temp\f761bea.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:1208

C:\Users\Admin\AppData\Local\Temp\f761d7f.exe
C:\Users\Admin\AppData\Local\Temp\f761d7f.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1756

C:\Users\Admin\AppData\Local\Temp\f763765.exe
C:\Users\Admin\AppData\Local\Temp\f763765.exe
4⤵
- Executes dropped EXE
PID:864

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2388

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