sality | 2b222bef5d4ac376ef38433bc2332d1dba9c06373f1ee870211c01b39c80e6c9

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	e57b1db.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	e57b1db.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	e57b1db.exe

Sality
Sality is backdoor written in C++, first discovered in 2003.
backdoor sality
Sality family
sality

UAC bypass 3 TTPs 1 IoCs

Bypass User Account Control

T1548.002

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	e57b1db.exe

Windows security bypass 2 TTPs 6 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e57b1db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e57b1db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e57b1db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e57b1db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	e57b1db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e57b1db.exe

Executes dropped EXE 4 IoCs

pid	Process
4808	e57b1db.exe
924	e57b333.exe
2000	e57db2d.exe
3404	e57db4c.exe

Windows security modification 2 TTPs 7 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	e57b1db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	e57b1db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	e57b1db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	e57b1db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	e57b1db.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	e57b1db.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	e57b1db.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	e57b1db.exe

Enumerates connected drives 3 TTPs 11 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

description	ioc	Process
File opened (read-only)	\??\E:	e57b1db.exe
File opened (read-only)	\??\G:	e57b1db.exe
File opened (read-only)	\??\I:	e57b1db.exe
File opened (read-only)	\??\J:	e57b1db.exe
File opened (read-only)	\??\K:	e57b1db.exe
File opened (read-only)	\??\N:	e57b1db.exe
File opened (read-only)	\??\O:	e57b1db.exe
File opened (read-only)	\??\H:	e57b1db.exe
File opened (read-only)	\??\L:	e57b1db.exe
File opened (read-only)	\??\M:	e57b1db.exe
File opened (read-only)	\??\P:	e57b1db.exe

UPX packed file 27 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4808-6-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-8-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-9-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-17-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-27-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-29-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-31-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-32-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-10-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-33-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-34-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-35-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-36-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-37-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-38-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-40-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-41-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-64-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-66-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-67-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-69-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-70-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-72-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-76-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-78-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-80-0x00000000007C0000-0x000000000187A000-memory.dmp	upx
behavioral2/memory/4808-83-0x00000000007C0000-0x000000000187A000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\7z.exe	e57b1db.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	e57b1db.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	e57b1db.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\e57b248	e57b1db.exe
File opened for modification	C:\Windows\SYSTEM.INI	e57b1db.exe

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e57b1db.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e57b333.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e57db2d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e57db4c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4808	e57b1db.exe
4808	e57b1db.exe
4808	e57b1db.exe
4808	e57b1db.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe
Token: SeDebugPrivilege	4808	e57b1db.exe

Suspicious use of WriteProcessMemory 55 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 2548	2948	rundll32.exe	83
PID 2948 wrote to memory of 2548	2948	rundll32.exe	83
PID 2948 wrote to memory of 2548	2948	rundll32.exe	83
PID 2548 wrote to memory of 4808	2548	rundll32.exe	84
PID 2548 wrote to memory of 4808	2548	rundll32.exe	84
PID 2548 wrote to memory of 4808	2548	rundll32.exe	84
PID 4808 wrote to memory of 780	4808	e57b1db.exe	9
PID 4808 wrote to memory of 788	4808	e57b1db.exe	10
PID 4808 wrote to memory of 1020	4808	e57b1db.exe	13
PID 4808 wrote to memory of 2604	4808	e57b1db.exe	44
PID 4808 wrote to memory of 2648	4808	e57b1db.exe	45
PID 4808 wrote to memory of 2788	4808	e57b1db.exe	48
PID 4808 wrote to memory of 3512	4808	e57b1db.exe	56
PID 4808 wrote to memory of 3648	4808	e57b1db.exe	57
PID 4808 wrote to memory of 3836	4808	e57b1db.exe	58
PID 4808 wrote to memory of 3932	4808	e57b1db.exe	59
PID 4808 wrote to memory of 3996	4808	e57b1db.exe	60
PID 4808 wrote to memory of 4092	4808	e57b1db.exe	61
PID 4808 wrote to memory of 3672	4808	e57b1db.exe	62
PID 4808 wrote to memory of 404	4808	e57b1db.exe	75
PID 4808 wrote to memory of 4404	4808	e57b1db.exe	76
PID 4808 wrote to memory of 3704	4808	e57b1db.exe	81
PID 4808 wrote to memory of 2948	4808	e57b1db.exe	82
PID 4808 wrote to memory of 2548	4808	e57b1db.exe	83
PID 4808 wrote to memory of 2548	4808	e57b1db.exe	83
PID 2548 wrote to memory of 924	2548	rundll32.exe	85
PID 2548 wrote to memory of 924	2548	rundll32.exe	85
PID 2548 wrote to memory of 924	2548	rundll32.exe	85
PID 2548 wrote to memory of 2000	2548	rundll32.exe	87
PID 2548 wrote to memory of 2000	2548	rundll32.exe	87
PID 2548 wrote to memory of 2000	2548	rundll32.exe	87
PID 4808 wrote to memory of 780	4808	e57b1db.exe	9
PID 4808 wrote to memory of 788	4808	e57b1db.exe	10
PID 4808 wrote to memory of 1020	4808	e57b1db.exe	13
PID 4808 wrote to memory of 2604	4808	e57b1db.exe	44
PID 4808 wrote to memory of 2648	4808	e57b1db.exe	45
PID 4808 wrote to memory of 2788	4808	e57b1db.exe	48
PID 4808 wrote to memory of 3512	4808	e57b1db.exe	56
PID 4808 wrote to memory of 3648	4808	e57b1db.exe	57
PID 4808 wrote to memory of 3836	4808	e57b1db.exe	58
PID 4808 wrote to memory of 3932	4808	e57b1db.exe	59
PID 4808 wrote to memory of 3996	4808	e57b1db.exe	60
PID 4808 wrote to memory of 4092	4808	e57b1db.exe	61
PID 4808 wrote to memory of 3672	4808	e57b1db.exe	62
PID 4808 wrote to memory of 404	4808	e57b1db.exe	75
PID 4808 wrote to memory of 4404	4808	e57b1db.exe	76
PID 4808 wrote to memory of 2948	4808	e57b1db.exe	82
PID 4808 wrote to memory of 924	4808	e57b1db.exe	85
PID 4808 wrote to memory of 924	4808	e57b1db.exe	85
PID 4808 wrote to memory of 1828	4808	e57b1db.exe	86
PID 4808 wrote to memory of 2000	4808	e57b1db.exe	87
PID 4808 wrote to memory of 2000	4808	e57b1db.exe	87
PID 2548 wrote to memory of 3404	2548	rundll32.exe	88
PID 2548 wrote to memory of 3404	2548	rundll32.exe	88
PID 2548 wrote to memory of 3404	2548	rundll32.exe	88

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	e57b1db.exe

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:780

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:788

C:\Windows\system32\dwm.exe
"dwm.exe"
1⤵
PID:1020

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2604

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2648

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2788

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3512
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2b222bef5d4ac376ef38433bc2332d1dba9c06373f1ee870211c01b39c80e6c9N.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2948
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2b222bef5d4ac376ef38433bc2332d1dba9c06373f1ee870211c01b39c80e6c9N.dll,#1
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2548
  - - C:\Users\Admin\AppData\Local\Temp\e57b1db.exe
      C:\Users\Admin\AppData\Local\Temp\e57b1db.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 Program Files directory
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:4808
  - - C:\Users\Admin\AppData\Local\Temp\e57b333.exe
      C:\Users\Admin\AppData\Local\Temp\e57b333.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:924
  - - C:\Users\Admin\AppData\Local\Temp\e57db2d.exe
      C:\Users\Admin\AppData\Local\Temp\e57db2d.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2000
  - - C:\Users\Admin\AppData\Local\Temp\e57db4c.exe
      C:\Users\Admin\AppData\Local\Temp\e57db4c.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3404

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3648

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3836

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3932

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3996

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:4092

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3672

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
1⤵
PID:404

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4404

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:3704

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:1828

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 System Firewall

T1562.004

Disable or Modify Tools

Modify Registry