sality | 8ece6946a2bbb01e5831e3df8b911017ee79b5ac745f76cca00b0716419718af

Windows Service

T1543.003

Processes:

f761390.exef762eed.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f762eed.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f762eed.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f762eed.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:

f761390.exef762eed.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f762eed.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f761390.exef762eed.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f762eed.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f762eed.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f762eed.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f762eed.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f762eed.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f762eed.exe

Executes dropped EXE 3 IoCs

Processes:

f761390.exef7616cb.exef762eed.exe

pid process

2360 f761390.exe
2436 f7616cb.exe
2844 f762eed.exe
Loads dropped DLL 6 IoCs

Processes:

rundll32.exe

pid process

784 rundll32.exe
784 rundll32.exe
784 rundll32.exe
784 rundll32.exe
784 rundll32.exe
784 rundll32.exe

pid	process
2360	f761390.exe
2436	f7616cb.exe
2844	f762eed.exe

pid	process
784	rundll32.exe
784	rundll32.exe
784	rundll32.exe
784	rundll32.exe
784	rundll32.exe
784	rundll32.exe

UPX packed file 26 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2360-16-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-18-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-19-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-20-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-25-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-23-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-24-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-22-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-17-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-21-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-60-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-61-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-62-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-63-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-64-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-66-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-67-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-81-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-80-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-84-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-86-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-105-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-107-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2360-144-0x0000000000640000-0x00000000016FA000-memory.dmp	upx
behavioral1/memory/2844-154-0x0000000000910000-0x00000000019CA000-memory.dmp	upx
behavioral1/memory/2844-196-0x0000000000910000-0x00000000019CA000-memory.dmp	upx

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f761390.exef762eed.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f762eed.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f762eed.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f762eed.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f762eed.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f762eed.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f762eed.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f762eed.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

Processes:

f761390.exef762eed.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f762eed.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:

f761390.exef762eed.exe

description	ioc	process
File opened (read-only)	\??\O:	f761390.exe
File opened (read-only)	\??\S:	f761390.exe
File opened (read-only)	\??\N:	f761390.exe
File opened (read-only)	\??\E:	f762eed.exe
File opened (read-only)	\??\E:	f761390.exe
File opened (read-only)	\??\K:	f761390.exe
File opened (read-only)	\??\M:	f761390.exe
File opened (read-only)	\??\Q:	f761390.exe
File opened (read-only)	\??\R:	f761390.exe
File opened (read-only)	\??\G:	f761390.exe
File opened (read-only)	\??\J:	f761390.exe
File opened (read-only)	\??\P:	f761390.exe
File opened (read-only)	\??\H:	f761390.exe
File opened (read-only)	\??\I:	f761390.exe
File opened (read-only)	\??\L:	f761390.exe

Drops file in Windows directory 3 IoCs

Processes:

f761390.exef762eed.exe

description	ioc	process
File created	C:\Windows\f76140d	f761390.exe
File opened for modification	C:\Windows\SYSTEM.INI	f761390.exe
File created	C:\Windows\f766613	f762eed.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

f761390.exef762eed.exe

pid process

2360 f761390.exe
2360 f761390.exe
2844 f762eed.exe

pid	process
2360	f761390.exe
2360	f761390.exe
2844	f762eed.exe

Suspicious use of AdjustPrivilegeToken 43 IoCs

Processes:

f761390.exef762eed.exe

description	pid	process
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2360	f761390.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe
Token: SeDebugPrivilege	2844	f762eed.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

rundll32.exerundll32.exef761390.exef762eed.exe

description	pid	process	target process
PID 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe
PID 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe
PID 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe
PID 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe
PID 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe
PID 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe
PID 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe
PID 784 wrote to memory of 2360	784	rundll32.exe	f761390.exe
PID 784 wrote to memory of 2360	784	rundll32.exe	f761390.exe
PID 784 wrote to memory of 2360	784	rundll32.exe	f761390.exe
PID 784 wrote to memory of 2360	784	rundll32.exe	f761390.exe
PID 2360 wrote to memory of 1056	2360	f761390.exe	Dwm.exe
PID 2360 wrote to memory of 1080	2360	f761390.exe	Explorer.EXE
PID 2360 wrote to memory of 1128	2360	f761390.exe	taskhost.exe
PID 2360 wrote to memory of 2308	2360	f761390.exe	DllHost.exe
PID 2360 wrote to memory of 2320	2360	f761390.exe	rundll32.exe
PID 2360 wrote to memory of 784	2360	f761390.exe	rundll32.exe
PID 2360 wrote to memory of 784	2360	f761390.exe	rundll32.exe
PID 784 wrote to memory of 2436	784	rundll32.exe	f7616cb.exe
PID 784 wrote to memory of 2436	784	rundll32.exe	f7616cb.exe
PID 784 wrote to memory of 2436	784	rundll32.exe	f7616cb.exe
PID 784 wrote to memory of 2436	784	rundll32.exe	f7616cb.exe
PID 784 wrote to memory of 2844	784	rundll32.exe	f762eed.exe
PID 784 wrote to memory of 2844	784	rundll32.exe	f762eed.exe
PID 784 wrote to memory of 2844	784	rundll32.exe	f762eed.exe
PID 784 wrote to memory of 2844	784	rundll32.exe	f762eed.exe
PID 2360 wrote to memory of 1056	2360	f761390.exe	Dwm.exe
PID 2360 wrote to memory of 1080	2360	f761390.exe	Explorer.EXE
PID 2360 wrote to memory of 1128	2360	f761390.exe	taskhost.exe
PID 2360 wrote to memory of 2436	2360	f761390.exe	f7616cb.exe
PID 2360 wrote to memory of 2436	2360	f761390.exe	f7616cb.exe
PID 2360 wrote to memory of 2844	2360	f761390.exe	f762eed.exe
PID 2360 wrote to memory of 2844	2360	f761390.exe	f762eed.exe
PID 2844 wrote to memory of 1056	2844	f762eed.exe	Dwm.exe
PID 2844 wrote to memory of 1080	2844	f762eed.exe	Explorer.EXE
PID 2844 wrote to memory of 1128	2844	f762eed.exe	taskhost.exe

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

Processes:

f761390.exef762eed.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761390.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f762eed.exe

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1080
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ece6946a2bbb01e5831e3df8b911017ee79b5ac745f76cca00b0716419718af.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2320
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ece6946a2bbb01e5831e3df8b911017ee79b5ac745f76cca00b0716419718af.dll,#1
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:784
  - - C:\Users\Admin\AppData\Local\Temp\f761390.exe
      C:\Users\Admin\AppData\Local\Temp\f761390.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:2360
  - - C:\Users\Admin\AppData\Local\Temp\f7616cb.exe
      C:\Users\Admin\AppData\Local\Temp\f7616cb.exe
      4⤵
      Executes dropped EXE
      PID:2436
  - - C:\Users\Admin\AppData\Local\Temp\f762eed.exe
      C:\Users\Admin\AppData\Local\Temp\f762eed.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:2844

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1128

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2308

Network

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

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

Modify Registry