sality | bfdf454da76a7a7d3e7fa6743867668c7862b53fff6f67f3adc82fcd14406d98

Windows Service

T1543.003

Processes:

f7611fb.exef763765.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f763765.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f763765.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f763765.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:

f7611fb.exef763765.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f763765.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f7611fb.exef763765.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f763765.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f763765.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f763765.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f763765.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f763765.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f763765.exe

Executes dropped EXE 3 IoCs

Processes:

f7611fb.exef761390.exef763765.exe

pid process

2064 f7611fb.exe
3000 f761390.exe
1348 f763765.exe
Loads dropped DLL 6 IoCs

Processes:

rundll32.exe

pid process

2168 rundll32.exe
2168 rundll32.exe
2168 rundll32.exe
2168 rundll32.exe
2168 rundll32.exe
2168 rundll32.exe

pid	process
2064	f7611fb.exe
3000	f761390.exe
1348	f763765.exe

pid	process
2168	rundll32.exe
2168	rundll32.exe
2168	rundll32.exe
2168	rundll32.exe
2168	rundll32.exe
2168	rundll32.exe

UPX packed file 23 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2064-18-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-15-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-14-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-19-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-17-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-23-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-22-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-20-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-16-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-21-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-64-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-65-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-66-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-67-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-68-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-70-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-85-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-104-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-108-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-110-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2064-147-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/1348-172-0x0000000000970000-0x0000000001A2A000-memory.dmp	upx
behavioral1/memory/1348-207-0x0000000000970000-0x0000000001A2A000-memory.dmp	upx

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f7611fb.exef763765.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f7611fb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f763765.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f763765.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f763765.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f763765.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f763765.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f763765.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f7611fb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f763765.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

Processes:

f7611fb.exef763765.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f763765.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:

f7611fb.exef763765.exe

description	ioc	process
File opened (read-only)	\??\G:	f7611fb.exe
File opened (read-only)	\??\K:	f7611fb.exe
File opened (read-only)	\??\L:	f7611fb.exe
File opened (read-only)	\??\E:	f763765.exe
File opened (read-only)	\??\J:	f7611fb.exe
File opened (read-only)	\??\O:	f7611fb.exe
File opened (read-only)	\??\P:	f7611fb.exe
File opened (read-only)	\??\G:	f763765.exe
File opened (read-only)	\??\M:	f7611fb.exe
File opened (read-only)	\??\H:	f763765.exe
File opened (read-only)	\??\I:	f763765.exe
File opened (read-only)	\??\E:	f7611fb.exe
File opened (read-only)	\??\H:	f7611fb.exe
File opened (read-only)	\??\I:	f7611fb.exe
File opened (read-only)	\??\N:	f7611fb.exe

Drops file in Windows directory 3 IoCs

Processes:

f7611fb.exef763765.exe

description	ioc	process
File created	C:\Windows\f761249	f7611fb.exe
File opened for modification	C:\Windows\SYSTEM.INI	f7611fb.exe
File created	C:\Windows\f7662e8	f763765.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

f7611fb.exef763765.exe

pid process

2064 f7611fb.exe
2064 f7611fb.exe
1348 f763765.exe

pid	process
2064	f7611fb.exe
2064	f7611fb.exe
1348	f763765.exe

Suspicious use of AdjustPrivilegeToken 41 IoCs

Processes:

f7611fb.exef763765.exe

description	pid	process
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	2064	f7611fb.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe
Token: SeDebugPrivilege	1348	f763765.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

rundll32.exerundll32.exef7611fb.exef763765.exe

description	pid	process	target process
PID 1728 wrote to memory of 2168	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2168	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2168	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2168	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2168	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2168	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2168	1728	rundll32.exe	rundll32.exe
PID 2168 wrote to memory of 2064	2168	rundll32.exe	f7611fb.exe
PID 2168 wrote to memory of 2064	2168	rundll32.exe	f7611fb.exe
PID 2168 wrote to memory of 2064	2168	rundll32.exe	f7611fb.exe
PID 2168 wrote to memory of 2064	2168	rundll32.exe	f7611fb.exe
PID 2064 wrote to memory of 1052	2064	f7611fb.exe	taskhost.exe
PID 2064 wrote to memory of 1124	2064	f7611fb.exe	Dwm.exe
PID 2064 wrote to memory of 1180	2064	f7611fb.exe	Explorer.EXE
PID 2064 wrote to memory of 1740	2064	f7611fb.exe	DllHost.exe
PID 2064 wrote to memory of 1728	2064	f7611fb.exe	rundll32.exe
PID 2064 wrote to memory of 2168	2064	f7611fb.exe	rundll32.exe
PID 2064 wrote to memory of 2168	2064	f7611fb.exe	rundll32.exe
PID 2168 wrote to memory of 3000	2168	rundll32.exe	f761390.exe
PID 2168 wrote to memory of 3000	2168	rundll32.exe	f761390.exe
PID 2168 wrote to memory of 3000	2168	rundll32.exe	f761390.exe
PID 2168 wrote to memory of 3000	2168	rundll32.exe	f761390.exe
PID 2168 wrote to memory of 1348	2168	rundll32.exe	f763765.exe
PID 2168 wrote to memory of 1348	2168	rundll32.exe	f763765.exe
PID 2168 wrote to memory of 1348	2168	rundll32.exe	f763765.exe
PID 2168 wrote to memory of 1348	2168	rundll32.exe	f763765.exe
PID 2064 wrote to memory of 1052	2064	f7611fb.exe	taskhost.exe
PID 2064 wrote to memory of 1124	2064	f7611fb.exe	Dwm.exe
PID 2064 wrote to memory of 1180	2064	f7611fb.exe	Explorer.EXE
PID 2064 wrote to memory of 3000	2064	f7611fb.exe	f761390.exe
PID 2064 wrote to memory of 3000	2064	f7611fb.exe	f761390.exe
PID 2064 wrote to memory of 1348	2064	f7611fb.exe	f763765.exe
PID 2064 wrote to memory of 1348	2064	f7611fb.exe	f763765.exe
PID 1348 wrote to memory of 1052	1348	f763765.exe	taskhost.exe
PID 1348 wrote to memory of 1124	1348	f763765.exe	Dwm.exe
PID 1348 wrote to memory of 1180	1348	f763765.exe	Explorer.EXE

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

Processes:

f7611fb.exef763765.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f7611fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f763765.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1052

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1124

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ff67929e46a15f64fc0e27cdfba6920_NeikiAnalytics.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1728

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ff67929e46a15f64fc0e27cdfba6920_NeikiAnalytics.dll,#1
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2168

C:\Users\Admin\AppData\Local\Temp\f7611fb.exe
C:\Users\Admin\AppData\Local\Temp\f7611fb.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:2064

C:\Users\Admin\AppData\Local\Temp\f761390.exe
C:\Users\Admin\AppData\Local\Temp\f761390.exe
4⤵
- Executes dropped EXE
PID:3000

C:\Users\Admin\AppData\Local\Temp\f763765.exe
C:\Users\Admin\AppData\Local\Temp\f763765.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:1348

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1740

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