darkcomet | 95969e3e0c1793e6177d5c5d20c9a667c9f28bb64907ad489682c41668efc29d

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"	A1DB2JVWGG.CNT.exe

Modifies security service 2 TTPs 1 IoCs

evasion

Modify Registry

Modify Existing Service

T1031

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

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore

Windows security bypass 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

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

Disables Task Manager via registry modification
evasion

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

pid	Process
428	attrib.exe
2020	attrib.exe

Deletes itself 1 IoCs

pid	Process
1732	notepad.exe

Executes dropped EXE 4 IoCs

pid	Process
316	JUNE STUB.EXE
1996	msdcsc.exe
664	msdcsc.exe
1708	JUNE STUB.EXE

Loads dropped DLL 5 IoCs

pid	Process
1564	A1DB2JVWGG.CNT.exe
1564	A1DB2JVWGG.CNT.exe
1564	A1DB2JVWGG.CNT.exe
664	msdcsc.exe
664	msdcsc.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

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

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows\CurrentVersion\Run\chrome = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	A1DB2JVWGG.CNT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\SCSI Service = "C:\\Program Files (x86)\\SCSI Service\\scsisv.exe"	JUNE STUB.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows\CurrentVersion\Run\chrome = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	msdcsc.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	JUNE STUB.EXE

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1376 set thread context of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1996 set thread context of 664	1996	msdcsc.exe	50

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\SCSI Service\scsisv.exe	JUNE STUB.EXE
File opened for modification	C:\Program Files (x86)\SCSI Service\scsisv.exe	JUNE STUB.EXE

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

pid	Process
1924	schtasks.exe
1632	schtasks.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
1376	A1DB2JVWGG.CNT.exe
1376	A1DB2JVWGG.CNT.exe
1376	A1DB2JVWGG.CNT.exe
1376	A1DB2JVWGG.CNT.exe
1376	A1DB2JVWGG.CNT.exe
1376	A1DB2JVWGG.CNT.exe
1376	A1DB2JVWGG.CNT.exe
1132	powershell.exe
664	powershell.exe
1376	A1DB2JVWGG.CNT.exe
1376	A1DB2JVWGG.CNT.exe
316	JUNE STUB.EXE
316	JUNE STUB.EXE
316	JUNE STUB.EXE
316	JUNE STUB.EXE
316	JUNE STUB.EXE
316	JUNE STUB.EXE
1996	msdcsc.exe
1996	msdcsc.exe
1996	msdcsc.exe
1996	msdcsc.exe
1996	msdcsc.exe
1996	msdcsc.exe
1996	msdcsc.exe
2044	powershell.exe
828	powershell.exe
1996	msdcsc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
316	JUNE STUB.EXE

Suspicious use of AdjustPrivilegeToken 53 IoCs

description	pid	Process
Token: SeDebugPrivilege	1376	A1DB2JVWGG.CNT.exe
Token: SeDebugPrivilege	1132	powershell.exe
Token: SeDebugPrivilege	664	powershell.exe
Token: SeIncreaseQuotaPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeSecurityPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeTakeOwnershipPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeLoadDriverPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeSystemProfilePrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeSystemtimePrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeProfSingleProcessPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeIncBasePriorityPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeCreatePagefilePrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeBackupPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeRestorePrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeShutdownPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeDebugPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeSystemEnvironmentPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeChangeNotifyPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeRemoteShutdownPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeUndockPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeManageVolumePrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeImpersonatePrivilege	1564	A1DB2JVWGG.CNT.exe
Token: SeCreateGlobalPrivilege	1564	A1DB2JVWGG.CNT.exe
Token: 33	1564	A1DB2JVWGG.CNT.exe
Token: 34	1564	A1DB2JVWGG.CNT.exe
Token: 35	1564	A1DB2JVWGG.CNT.exe
Token: SeDebugPrivilege	316	JUNE STUB.EXE
Token: SeDebugPrivilege	1996	msdcsc.exe
Token: SeDebugPrivilege	2044	powershell.exe
Token: SeDebugPrivilege	828	powershell.exe
Token: SeIncreaseQuotaPrivilege	664	msdcsc.exe
Token: SeSecurityPrivilege	664	msdcsc.exe
Token: SeTakeOwnershipPrivilege	664	msdcsc.exe
Token: SeLoadDriverPrivilege	664	msdcsc.exe
Token: SeSystemProfilePrivilege	664	msdcsc.exe
Token: SeSystemtimePrivilege	664	msdcsc.exe
Token: SeProfSingleProcessPrivilege	664	msdcsc.exe
Token: SeIncBasePriorityPrivilege	664	msdcsc.exe
Token: SeCreatePagefilePrivilege	664	msdcsc.exe
Token: SeBackupPrivilege	664	msdcsc.exe
Token: SeRestorePrivilege	664	msdcsc.exe
Token: SeShutdownPrivilege	664	msdcsc.exe
Token: SeDebugPrivilege	664	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	664	msdcsc.exe
Token: SeChangeNotifyPrivilege	664	msdcsc.exe
Token: SeRemoteShutdownPrivilege	664	msdcsc.exe
Token: SeUndockPrivilege	664	msdcsc.exe
Token: SeManageVolumePrivilege	664	msdcsc.exe
Token: SeImpersonatePrivilege	664	msdcsc.exe
Token: SeCreateGlobalPrivilege	664	msdcsc.exe
Token: 33	664	msdcsc.exe
Token: 34	664	msdcsc.exe
Token: 35	664	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
664	msdcsc.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 664	1376	A1DB2JVWGG.CNT.exe	28
PID 1376 wrote to memory of 664	1376	A1DB2JVWGG.CNT.exe	28
PID 1376 wrote to memory of 664	1376	A1DB2JVWGG.CNT.exe	28
PID 1376 wrote to memory of 664	1376	A1DB2JVWGG.CNT.exe	28
PID 1376 wrote to memory of 1132	1376	A1DB2JVWGG.CNT.exe	30
PID 1376 wrote to memory of 1132	1376	A1DB2JVWGG.CNT.exe	30
PID 1376 wrote to memory of 1132	1376	A1DB2JVWGG.CNT.exe	30
PID 1376 wrote to memory of 1132	1376	A1DB2JVWGG.CNT.exe	30
PID 1376 wrote to memory of 1924	1376	A1DB2JVWGG.CNT.exe	32
PID 1376 wrote to memory of 1924	1376	A1DB2JVWGG.CNT.exe	32
PID 1376 wrote to memory of 1924	1376	A1DB2JVWGG.CNT.exe	32
PID 1376 wrote to memory of 1924	1376	A1DB2JVWGG.CNT.exe	32
PID 1376 wrote to memory of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1376 wrote to memory of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1376 wrote to memory of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1376 wrote to memory of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1376 wrote to memory of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1376 wrote to memory of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1376 wrote to memory of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1376 wrote to memory of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1376 wrote to memory of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1376 wrote to memory of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1376 wrote to memory of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1376 wrote to memory of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1376 wrote to memory of 1564	1376	A1DB2JVWGG.CNT.exe	34
PID 1564 wrote to memory of 1164	1564	A1DB2JVWGG.CNT.exe	35
PID 1564 wrote to memory of 1164	1564	A1DB2JVWGG.CNT.exe	35
PID 1564 wrote to memory of 1164	1564	A1DB2JVWGG.CNT.exe	35
PID 1564 wrote to memory of 1164	1564	A1DB2JVWGG.CNT.exe	35
PID 1564 wrote to memory of 1032	1564	A1DB2JVWGG.CNT.exe	36
PID 1564 wrote to memory of 1032	1564	A1DB2JVWGG.CNT.exe	36
PID 1564 wrote to memory of 1032	1564	A1DB2JVWGG.CNT.exe	36
PID 1564 wrote to memory of 1032	1564	A1DB2JVWGG.CNT.exe	36
PID 1564 wrote to memory of 316	1564	A1DB2JVWGG.CNT.exe	39
PID 1564 wrote to memory of 316	1564	A1DB2JVWGG.CNT.exe	39
PID 1564 wrote to memory of 316	1564	A1DB2JVWGG.CNT.exe	39
PID 1564 wrote to memory of 316	1564	A1DB2JVWGG.CNT.exe	39
PID 1164 wrote to memory of 428	1164	cmd.exe	40
PID 1164 wrote to memory of 428	1164	cmd.exe	40
PID 1164 wrote to memory of 428	1164	cmd.exe	40
PID 1164 wrote to memory of 428	1164	cmd.exe	40
PID 1032 wrote to memory of 2020	1032	cmd.exe	41
PID 1032 wrote to memory of 2020	1032	cmd.exe	41
PID 1032 wrote to memory of 2020	1032	cmd.exe	41
PID 1032 wrote to memory of 2020	1032	cmd.exe	41
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1732	1564	A1DB2JVWGG.CNT.exe	42
PID 1564 wrote to memory of 1996	1564	A1DB2JVWGG.CNT.exe	43

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

pid	Process
428	attrib.exe
2020	attrib.exe

C:\Users\Admin\AppData\Local\Temp\A1DB2JVWGG.CNT.exe
"C:\Users\Admin\AppData\Local\Temp\A1DB2JVWGG.CNT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\A1DB2JVWGG.CNT.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:664
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JXayEzy.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1132
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JXayEzy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFAE3.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1924
- C:\Users\Admin\AppData\Local\Temp\A1DB2JVWGG.CNT.exe
  "C:\Users\Admin\AppData\Local\Temp\A1DB2JVWGG.CNT.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1564
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\A1DB2JVWGG.CNT.exe" +s +h
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1164
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp\A1DB2JVWGG.CNT.exe" +s +h
      4⤵
      Sets file to hidden
      Views/modifies file attributes
      PID:428
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1032
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
      4⤵
      Sets file to hidden
      Views/modifies file attributes
      PID:2020
- - C:\Users\Admin\AppData\Local\Temp\JUNE STUB.EXE
    "C:\Users\Admin\AppData\Local\Temp\JUNE STUB.EXE"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Checks whether UAC is enabled
    - Drops file in Program Files directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:316
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - Deletes itself
    PID:1732
- - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
    "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1996
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2044
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JXayEzy.exe"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:828
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JXayEzy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE38C.tmp"
      4⤵
      Creates scheduled task(s)
      PID:1632
  - - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
      "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
      4⤵
      Modifies security service
      Windows security bypass
      Executes dropped EXE
      Loads dropped DLL
      Windows security modification
      Adds Run key to start application
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:664
    - - C:\Users\Admin\AppData\Local\Temp\JUNE STUB.EXE
        
        "C:\Users\Admin\AppData\Local\Temp\JUNE STUB.EXE"
        5⤵
        Executes dropped EXE
        
        PID:1708
    - - C:\Windows\SysWOW64\notepad.exe
        
        notepad
        5⤵
        
        PID:1232

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

Persistence

Hidden Files and Directories

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Scheduled Task

Winlogon Helper DLL

T1004

Privilege Escalation

Scheduled Task

Defense Evasion

Disabling Security Tools

T1089

Hidden Files and Directories

Modify Registry