darkcomet | 6805b3c7c5234bd7f0fdc6355fddbb53152f605865d96deb5ed115b67baff445

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	apache.exe

Modifies firewall policy service 3 TTPs 6 IoCs

Modify Registry

Windows Service

Disable or Modify System Firewall

T1562.004

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

Modifies security service 2 TTPs 2 IoCs

Modify Registry

Windows Service

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4"	msdcsc.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4"	msdcsc.exe

Windows security bypass 2 TTPs 4 IoCs

defense_evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	msdcsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	msdcsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	msdcsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	msdcsc.exe

Disables RegEdit via registry modification 2 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-503569783-3534512106-765729973-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	msdcsc.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-503569783-3534512106-765729973-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	msdcsc.exe

Disables Task Manager via registry modification
defense_evasion

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

Hidden Files and Directories

T1564.001

pid	Process
792	attrib.exe
2492	attrib.exe

Executes dropped EXE 2 IoCs

pid	Process
5300	msdcsc.exe
5076	msdcsc.exe

Windows security modification 2 TTPs 4 IoCs

defense_evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	msdcsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	msdcsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	msdcsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	msdcsc.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-503569783-3534512106-765729973-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	apache.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-503569783-3534512106-765729973-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	msdcsc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-503569783-3534512106-765729973-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	msdcsc.exe

UPX packed file 25 IoCs

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

upx

resource	yara_rule
behavioral16/memory/344-0-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/344-2-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/files/0x001a00000002b33b-7.dat	upx
behavioral16/memory/5300-63-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-65-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5076-67-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/344-69-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-70-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-71-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-72-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-73-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-74-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-75-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-76-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-77-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-78-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-79-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-80-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-81-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-82-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-83-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-85-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-87-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-88-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral16/memory/5300-89-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 7 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	apache.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	apache.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5300	msdcsc.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	344	apache.exe
Token: SeSecurityPrivilege	344	apache.exe
Token: SeTakeOwnershipPrivilege	344	apache.exe
Token: SeLoadDriverPrivilege	344	apache.exe
Token: SeSystemProfilePrivilege	344	apache.exe
Token: SeSystemtimePrivilege	344	apache.exe
Token: SeProfSingleProcessPrivilege	344	apache.exe
Token: SeIncBasePriorityPrivilege	344	apache.exe
Token: SeCreatePagefilePrivilege	344	apache.exe
Token: SeBackupPrivilege	344	apache.exe
Token: SeRestorePrivilege	344	apache.exe
Token: SeShutdownPrivilege	344	apache.exe
Token: SeDebugPrivilege	344	apache.exe
Token: SeSystemEnvironmentPrivilege	344	apache.exe
Token: SeChangeNotifyPrivilege	344	apache.exe
Token: SeRemoteShutdownPrivilege	344	apache.exe
Token: SeUndockPrivilege	344	apache.exe
Token: SeManageVolumePrivilege	344	apache.exe
Token: SeImpersonatePrivilege	344	apache.exe
Token: SeCreateGlobalPrivilege	344	apache.exe
Token: 33	344	apache.exe
Token: 34	344	apache.exe
Token: 35	344	apache.exe
Token: 36	344	apache.exe
Token: SeIncreaseQuotaPrivilege	5300	msdcsc.exe
Token: SeSecurityPrivilege	5300	msdcsc.exe
Token: SeTakeOwnershipPrivilege	5300	msdcsc.exe
Token: SeLoadDriverPrivilege	5300	msdcsc.exe
Token: SeSystemProfilePrivilege	5300	msdcsc.exe
Token: SeSystemtimePrivilege	5300	msdcsc.exe
Token: SeProfSingleProcessPrivilege	5300	msdcsc.exe
Token: SeIncBasePriorityPrivilege	5300	msdcsc.exe
Token: SeCreatePagefilePrivilege	5300	msdcsc.exe
Token: SeBackupPrivilege	5300	msdcsc.exe
Token: SeRestorePrivilege	5300	msdcsc.exe
Token: SeShutdownPrivilege	5300	msdcsc.exe
Token: SeDebugPrivilege	5300	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	5300	msdcsc.exe
Token: SeChangeNotifyPrivilege	5300	msdcsc.exe
Token: SeRemoteShutdownPrivilege	5300	msdcsc.exe
Token: SeUndockPrivilege	5300	msdcsc.exe
Token: SeManageVolumePrivilege	5300	msdcsc.exe
Token: SeImpersonatePrivilege	5300	msdcsc.exe
Token: SeCreateGlobalPrivilege	5300	msdcsc.exe
Token: 33	5300	msdcsc.exe
Token: 34	5300	msdcsc.exe
Token: 35	5300	msdcsc.exe
Token: 36	5300	msdcsc.exe
Token: SeIncreaseQuotaPrivilege	5076	msdcsc.exe
Token: SeSecurityPrivilege	5076	msdcsc.exe
Token: SeTakeOwnershipPrivilege	5076	msdcsc.exe
Token: SeLoadDriverPrivilege	5076	msdcsc.exe
Token: SeSystemProfilePrivilege	5076	msdcsc.exe
Token: SeSystemtimePrivilege	5076	msdcsc.exe
Token: SeProfSingleProcessPrivilege	5076	msdcsc.exe
Token: SeIncBasePriorityPrivilege	5076	msdcsc.exe
Token: SeCreatePagefilePrivilege	5076	msdcsc.exe
Token: SeBackupPrivilege	5076	msdcsc.exe
Token: SeRestorePrivilege	5076	msdcsc.exe
Token: SeShutdownPrivilege	5076	msdcsc.exe
Token: SeDebugPrivilege	5076	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	5076	msdcsc.exe
Token: SeChangeNotifyPrivilege	5076	msdcsc.exe
Token: SeRemoteShutdownPrivilege	5076	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5300	msdcsc.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 344 wrote to memory of 3704	344	apache.exe	78
PID 344 wrote to memory of 3704	344	apache.exe	78
PID 344 wrote to memory of 3704	344	apache.exe	78
PID 344 wrote to memory of 2328	344	apache.exe	79
PID 344 wrote to memory of 2328	344	apache.exe	79
PID 344 wrote to memory of 2328	344	apache.exe	79
PID 3704 wrote to memory of 792	3704	cmd.exe	82
PID 3704 wrote to memory of 792	3704	cmd.exe	82
PID 3704 wrote to memory of 792	3704	cmd.exe	82
PID 2328 wrote to memory of 2492	2328	cmd.exe	83
PID 2328 wrote to memory of 2492	2328	cmd.exe	83
PID 2328 wrote to memory of 2492	2328	cmd.exe	83
PID 344 wrote to memory of 5300	344	apache.exe	85
PID 344 wrote to memory of 5300	344	apache.exe	85
PID 344 wrote to memory of 5300	344	apache.exe	85

System policy modification 1 TTPs 6 IoCs

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion	msdcsc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern	msdcsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1"	msdcsc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion	msdcsc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern	msdcsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1"	msdcsc.exe

Views/modifies file attributes 1 TTPs 2 IoCs

Hidden Files and Directories

T1564.001

pid	Process
792	attrib.exe
2492	attrib.exe

C:\Users\Admin\AppData\Local\Temp\Malware-1-master\apache.exe
"C:\Users\Admin\AppData\Local\Temp\Malware-1-master\apache.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:344
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\Malware-1-master\apache.exe" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3704
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\Malware-1-master\apache.exe" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:792
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\Malware-1-master" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\Malware-1-master" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2492
- C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
  "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
  2⤵
  - Modifies firewall policy service
  - Modifies security service
  - Windows security bypass
  - Disables RegEdit via registry modification
  - Executes dropped EXE
  - Windows security modification
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - System policy modification
  PID:5300

C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
1⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- System policy modification
PID:5076

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

T1562.001

Modify Registry