sality | a68ff706938fc2c3006b6829b4a3addfb69bfb89252811da70555b944041f06f

Windows Service

T1543.003

Processes:

f76a3dd.exef76bdc3.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f76a3dd.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:

f76a3dd.exef76bdc3.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76bdc3.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f76bdc3.exef76a3dd.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76bdc3.exe

Executes dropped EXE 3 IoCs

Processes:

f76a3dd.exef76a67c.exef76bdc3.exe

pid process

2172 f76a3dd.exe
2472 f76a67c.exe
2624 f76bdc3.exe
Loads dropped DLL 6 IoCs

Processes:

rundll32.exe

pid process

1772 rundll32.exe
1772 rundll32.exe
1772 rundll32.exe
1772 rundll32.exe
1772 rundll32.exe
1772 rundll32.exe

pid	process
2172	f76a3dd.exe
2472	f76a67c.exe
2624	f76bdc3.exe

pid	process
1772	rundll32.exe
1772	rundll32.exe
1772	rundll32.exe
1772	rundll32.exe
1772	rundll32.exe
1772	rundll32.exe

UPX packed file 24 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2172-11-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-16-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-13-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-20-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-17-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-24-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-18-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-15-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-14-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-19-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-61-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-62-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-63-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-65-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-64-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-67-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-81-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-83-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-84-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-85-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-106-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-105-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2172-146-0x0000000000700000-0x00000000017BA000-memory.dmp	upx
behavioral1/memory/2624-184-0x0000000000990000-0x0000000001A4A000-memory.dmp	upx

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f76bdc3.exef76a3dd.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76a3dd.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76bdc3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76bdc3.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

Processes:

f76a3dd.exef76bdc3.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76a3dd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76bdc3.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:

f76a3dd.exe

description	ioc	process
File opened (read-only)	\??\P:	f76a3dd.exe
File opened (read-only)	\??\R:	f76a3dd.exe
File opened (read-only)	\??\N:	f76a3dd.exe
File opened (read-only)	\??\Q:	f76a3dd.exe
File opened (read-only)	\??\E:	f76a3dd.exe
File opened (read-only)	\??\H:	f76a3dd.exe
File opened (read-only)	\??\I:	f76a3dd.exe
File opened (read-only)	\??\L:	f76a3dd.exe
File opened (read-only)	\??\M:	f76a3dd.exe
File opened (read-only)	\??\O:	f76a3dd.exe
File opened (read-only)	\??\G:	f76a3dd.exe
File opened (read-only)	\??\J:	f76a3dd.exe
File opened (read-only)	\??\K:	f76a3dd.exe

Drops file in Windows directory 3 IoCs

Processes:

f76a3dd.exef76bdc3.exe

description	ioc	process
File opened for modification	C:\Windows\SYSTEM.INI	f76a3dd.exe
File created	C:\Windows\f770cae	f76bdc3.exe
File created	C:\Windows\f76a4b8	f76a3dd.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

f76a3dd.exef76bdc3.exe

pid process

2172 f76a3dd.exe
2172 f76a3dd.exe
2624 f76bdc3.exe

pid	process
2172	f76a3dd.exe
2172	f76a3dd.exe
2624	f76bdc3.exe

Suspicious use of AdjustPrivilegeToken 43 IoCs

Processes:

f76a3dd.exef76bdc3.exe

description	pid	process
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2172	f76a3dd.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe
Token: SeDebugPrivilege	2624	f76bdc3.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

rundll32.exerundll32.exef76a3dd.exef76bdc3.exe

description	pid	process	target process
PID 1152 wrote to memory of 1772	1152	rundll32.exe	rundll32.exe
PID 1152 wrote to memory of 1772	1152	rundll32.exe	rundll32.exe
PID 1152 wrote to memory of 1772	1152	rundll32.exe	rundll32.exe
PID 1152 wrote to memory of 1772	1152	rundll32.exe	rundll32.exe
PID 1152 wrote to memory of 1772	1152	rundll32.exe	rundll32.exe
PID 1152 wrote to memory of 1772	1152	rundll32.exe	rundll32.exe
PID 1152 wrote to memory of 1772	1152	rundll32.exe	rundll32.exe
PID 1772 wrote to memory of 2172	1772	rundll32.exe	f76a3dd.exe
PID 1772 wrote to memory of 2172	1772	rundll32.exe	f76a3dd.exe
PID 1772 wrote to memory of 2172	1772	rundll32.exe	f76a3dd.exe
PID 1772 wrote to memory of 2172	1772	rundll32.exe	f76a3dd.exe
PID 2172 wrote to memory of 1180	2172	f76a3dd.exe	taskhost.exe
PID 2172 wrote to memory of 1312	2172	f76a3dd.exe	Dwm.exe
PID 2172 wrote to memory of 1368	2172	f76a3dd.exe	Explorer.EXE
PID 2172 wrote to memory of 460	2172	f76a3dd.exe	DllHost.exe
PID 2172 wrote to memory of 1152	2172	f76a3dd.exe	rundll32.exe
PID 2172 wrote to memory of 1772	2172	f76a3dd.exe	rundll32.exe
PID 2172 wrote to memory of 1772	2172	f76a3dd.exe	rundll32.exe
PID 1772 wrote to memory of 2472	1772	rundll32.exe	f76a67c.exe
PID 1772 wrote to memory of 2472	1772	rundll32.exe	f76a67c.exe
PID 1772 wrote to memory of 2472	1772	rundll32.exe	f76a67c.exe
PID 1772 wrote to memory of 2472	1772	rundll32.exe	f76a67c.exe
PID 1772 wrote to memory of 2624	1772	rundll32.exe	f76bdc3.exe
PID 1772 wrote to memory of 2624	1772	rundll32.exe	f76bdc3.exe
PID 1772 wrote to memory of 2624	1772	rundll32.exe	f76bdc3.exe
PID 1772 wrote to memory of 2624	1772	rundll32.exe	f76bdc3.exe
PID 2172 wrote to memory of 1180	2172	f76a3dd.exe	taskhost.exe
PID 2172 wrote to memory of 1312	2172	f76a3dd.exe	Dwm.exe
PID 2172 wrote to memory of 1368	2172	f76a3dd.exe	Explorer.EXE
PID 2172 wrote to memory of 2472	2172	f76a3dd.exe	f76a67c.exe
PID 2172 wrote to memory of 2472	2172	f76a3dd.exe	f76a67c.exe
PID 2172 wrote to memory of 2624	2172	f76a3dd.exe	f76bdc3.exe
PID 2172 wrote to memory of 2624	2172	f76a3dd.exe	f76bdc3.exe
PID 2624 wrote to memory of 1180	2624	f76bdc3.exe	taskhost.exe
PID 2624 wrote to memory of 1312	2624	f76bdc3.exe	Dwm.exe
PID 2624 wrote to memory of 1368	2624	f76bdc3.exe	Explorer.EXE

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

Processes:

f76bdc3.exef76a3dd.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76bdc3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76a3dd.exe

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1312

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1368

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0b76861c541b49745b9bf714a0bdd660_NeikiAnalytics.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1152

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0b76861c541b49745b9bf714a0bdd660_NeikiAnalytics.dll,#1
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1772

C:\Users\Admin\AppData\Local\Temp\f76a3dd.exe
C:\Users\Admin\AppData\Local\Temp\f76a3dd.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:2172

C:\Users\Admin\AppData\Local\Temp\f76a67c.exe
C:\Users\Admin\AppData\Local\Temp\f76a67c.exe
4⤵
- Executes dropped EXE
PID:2472

C:\Users\Admin\AppData\Local\Temp\f76bdc3.exe
C:\Users\Admin\AppData\Local\Temp\f76bdc3.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:2624

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:460

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