hawkeye | f7284ed876aebbf3407d50fd6acdbd11adb75c31550c3034c1600f4eb4e61043

Modify Registry

T1112

Processes:

Remcos v4.9.3 Pro.exesvhost.exeiexplore.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	Remcos v4.9.3 Pro.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ewaewefsefsefdseadwadf-21RLZF = "\"C:\\Windows\\svhost.exe\""	Remcos v4.9.3 Pro.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svhost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ewaewefsefsefdseadwadf-21RLZF = "\"C:\\Windows\\svhost.exe\""	svhost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ewaewefsefsefdseadwadf-21RLZF = "\"C:\\Windows\\svhost.exe\""	iexplore.exe

Executes dropped EXE 1 IoCs

Processes:

svhost.exe

pid process

2652 svhost.exe

pid	process
2652	svhost.exe

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

T1112

Processes:

svhost.exeiexplore.exeRemcos v4.9.3 Pro.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ewaewefsefsefdseadwadf-21RLZF = "\"C:\\Windows\\svhost.exe\""	svhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Windows\CurrentVersion\Run\ewaewefsefsefdseadwadf-21RLZF = "\"C:\\Windows\\svhost.exe\""	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ewaewefsefsefdseadwadf-21RLZF = "\"C:\\Windows\\svhost.exe\""	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Windows\CurrentVersion\Run\ewaewefsefsefdseadwadf-21RLZF = "\"C:\\Windows\\svhost.exe\""	Remcos v4.9.3 Pro.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ewaewefsefsefdseadwadf-21RLZF = "\"C:\\Windows\\svhost.exe\""	Remcos v4.9.3 Pro.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Windows\CurrentVersion\Run\ewaewefsefsefdseadwadf-21RLZF = "\"C:\\Windows\\svhost.exe\""	svhost.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

svhost.exeiexplore.exe

description	pid	process	target process
PID 2652 set thread context of 2740	2652	svhost.exe	iexplore.exe
PID 2740 set thread context of 2728	2740	iexplore.exe	svchost.exe

Drops file in Windows directory 4 IoCs

Processes:

Remcos v4.9.3 Pro.exedxdiag.exeiexplore.exe

description	ioc	process
File created	C:\Windows\svhost.exe	Remcos v4.9.3 Pro.exe
File opened for modification	C:\Windows\svhost.exe	Remcos v4.9.3 Pro.exe
File opened for modification	C:\Windows\INF\setupapi.app.log	dxdiag.exe
File opened for modification	C:\Windows\svhost.exe	iexplore.exe

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

System Information Discovery
T1082

Modifies registry class 34 IoCs

Processes:

dxdiag.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\ForceRemove\ = "Programmable"	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject.1\CLSID\ = "{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject\CurVer	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject\CurVer\ = "DxDiag.DxDiagClassObject.1"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider\CurVer	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A65B8071-3BFE-4213-9A5B-491DA4461CA7}	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject\CLSID	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\InprocServer32	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider\CurVer\ = "DxDiag.DxDiagClassObject.1"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject\ = "DxDiagClassObject Class"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\VersionIndependentProgID	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\VersionIndependentProgID\ = "DxDiag.DxDiagClassObject"	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\InprocServer32\ = "C:\\Windows\\SysWOW64\\dxdiagn.dll"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A65B8071-3BFE-4213-9A5B-491DA4461CA7}\InprocServer32	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject.1	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\ = "DxDiagClassObject Class"	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\InprocServer32\ThreadingModel = "Apartment"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider.1	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider.1\CLSID	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider\ = "DxDiagProvider Class"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A65B8071-3BFE-4213-9A5B-491DA4461CA7}\ProgID	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\ForceRemove	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A65B8071-3BFE-4213-9A5B-491DA4461CA7}\VersionIndependentProgID	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject\CLSID\ = "{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\ProgID	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider.1\ = "DxDiagProvider Class"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider\CLSID	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject.1\ = "DxDiagClassObject Class"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject.1\CLSID	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\ProgID\ = "DxDiag.DxDiagClassObject.1"	dxdiag.exe

Modifies registry key 1 TTPs 3 IoCs

Modify Registry
T1112

Processes:

reg.exereg.exereg.exe

pid process

2616 reg.exe
2512 reg.exe
2560 reg.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

dxdiag.exe

pid process

332 dxdiag.exe
332 dxdiag.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

2740 iexplore.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

svhost.exeiexplore.exe

pid process

2652 svhost.exe
2740 iexplore.exe

pid	process
2616	reg.exe
2512	reg.exe
2560	reg.exe

pid	process
332	dxdiag.exe
332	dxdiag.exe

pid	process
2740	iexplore.exe

pid	process
2652	svhost.exe
2740	iexplore.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

dxdiag.exe

description	pid	process
Token: SeRestorePrivilege	332	dxdiag.exe
Token: SeRestorePrivilege	332	dxdiag.exe
Token: SeRestorePrivilege	332	dxdiag.exe
Token: SeRestorePrivilege	332	dxdiag.exe
Token: SeRestorePrivilege	332	dxdiag.exe
Token: SeRestorePrivilege	332	dxdiag.exe
Token: SeRestorePrivilege	332	dxdiag.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

iexplore.exedxdiag.exe

pid process

2740 iexplore.exe
332 dxdiag.exe

pid	process
2740	iexplore.exe
332	dxdiag.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

Remcos v4.9.3 Pro.execmd.exesvhost.execmd.exeiexplore.execmd.exe

description	pid	process	target process
PID 1060 wrote to memory of 2800	1060	Remcos v4.9.3 Pro.exe	cmd.exe
PID 1060 wrote to memory of 2800	1060	Remcos v4.9.3 Pro.exe	cmd.exe
PID 1060 wrote to memory of 2800	1060	Remcos v4.9.3 Pro.exe	cmd.exe
PID 1060 wrote to memory of 2800	1060	Remcos v4.9.3 Pro.exe	cmd.exe
PID 1060 wrote to memory of 2652	1060	Remcos v4.9.3 Pro.exe	svhost.exe
PID 1060 wrote to memory of 2652	1060	Remcos v4.9.3 Pro.exe	svhost.exe
PID 1060 wrote to memory of 2652	1060	Remcos v4.9.3 Pro.exe	svhost.exe
PID 1060 wrote to memory of 2652	1060	Remcos v4.9.3 Pro.exe	svhost.exe
PID 2800 wrote to memory of 2616	2800	cmd.exe	reg.exe
PID 2800 wrote to memory of 2616	2800	cmd.exe	reg.exe
PID 2800 wrote to memory of 2616	2800	cmd.exe	reg.exe
PID 2800 wrote to memory of 2616	2800	cmd.exe	reg.exe
PID 2652 wrote to memory of 2720	2652	svhost.exe	cmd.exe
PID 2652 wrote to memory of 2720	2652	svhost.exe	cmd.exe
PID 2652 wrote to memory of 2720	2652	svhost.exe	cmd.exe
PID 2652 wrote to memory of 2720	2652	svhost.exe	cmd.exe
PID 2652 wrote to memory of 2740	2652	svhost.exe	iexplore.exe
PID 2652 wrote to memory of 2740	2652	svhost.exe	iexplore.exe
PID 2652 wrote to memory of 2740	2652	svhost.exe	iexplore.exe
PID 2652 wrote to memory of 2740	2652	svhost.exe	iexplore.exe
PID 2720 wrote to memory of 2512	2720	cmd.exe	reg.exe
PID 2720 wrote to memory of 2512	2720	cmd.exe	reg.exe
PID 2720 wrote to memory of 2512	2720	cmd.exe	reg.exe
PID 2720 wrote to memory of 2512	2720	cmd.exe	reg.exe
PID 2652 wrote to memory of 2740	2652	svhost.exe	iexplore.exe
PID 2740 wrote to memory of 2668	2740	iexplore.exe	cmd.exe
PID 2740 wrote to memory of 2668	2740	iexplore.exe	cmd.exe
PID 2740 wrote to memory of 2668	2740	iexplore.exe	cmd.exe
PID 2740 wrote to memory of 2668	2740	iexplore.exe	cmd.exe
PID 2668 wrote to memory of 2560	2668	cmd.exe	reg.exe
PID 2668 wrote to memory of 2560	2668	cmd.exe	reg.exe
PID 2668 wrote to memory of 2560	2668	cmd.exe	reg.exe
PID 2668 wrote to memory of 2560	2668	cmd.exe	reg.exe
PID 2740 wrote to memory of 2728	2740	iexplore.exe	svchost.exe
PID 2740 wrote to memory of 2728	2740	iexplore.exe	svchost.exe
PID 2740 wrote to memory of 2728	2740	iexplore.exe	svchost.exe
PID 2740 wrote to memory of 2728	2740	iexplore.exe	svchost.exe
PID 2740 wrote to memory of 2728	2740	iexplore.exe	svchost.exe
PID 2740 wrote to memory of 332	2740	iexplore.exe	dxdiag.exe
PID 2740 wrote to memory of 332	2740	iexplore.exe	dxdiag.exe
PID 2740 wrote to memory of 332	2740	iexplore.exe	dxdiag.exe
PID 2740 wrote to memory of 332	2740	iexplore.exe	dxdiag.exe
PID 2740 wrote to memory of 1536	2740	iexplore.exe	WScript.exe
PID 2740 wrote to memory of 1536	2740	iexplore.exe	WScript.exe
PID 2740 wrote to memory of 1536	2740	iexplore.exe	WScript.exe
PID 2740 wrote to memory of 1536	2740	iexplore.exe	WScript.exe

C:\Users\Admin\AppData\Local\Temp\Remcos v4.9.3 Pro.exe
"C:\Users\Admin\AppData\Local\Temp\Remcos v4.9.3 Pro.exe"
1⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1060

C:\Windows\SysWOW64\cmd.exe
/k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
2⤵
- Suspicious use of WriteProcessMemory
PID:2800

C:\Windows\SysWOW64\reg.exe
C:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
3⤵
- UAC bypass
- Modifies registry key
PID:2616

C:\Windows\svhost.exe
"C:\Windows\svhost.exe"
2⤵
- Adds policy Run key to start application
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2652

C:\Windows\SysWOW64\cmd.exe
/k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
3⤵
- Suspicious use of WriteProcessMemory
PID:2720

C:\Windows\SysWOW64\reg.exe
C:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
4⤵
- UAC bypass
- Modifies registry key
PID:2512

\??\c:\program files (x86)\internet explorer\iexplore.exe
"c:\program files (x86)\internet explorer\iexplore.exe"
3⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2740

C:\Windows\SysWOW64\cmd.exe
/k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
4⤵
- Suspicious use of WriteProcessMemory
PID:2668

C:\Windows\SysWOW64\reg.exe
C:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
5⤵
- UAC bypass
- Modifies registry key
PID:2560

C:\Windows\SysWOW64\svchost.exe
svchost.exe
4⤵
PID:2728

C:\Windows\SysWOW64\dxdiag.exe
"C:\Windows\System32\dxdiag.exe" /t C:\Users\Admin\AppData\Local\Temp\sysinfo.txt
4⤵
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:332

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\wfphnbumtkurc.vbs"
4⤵
PID:1536

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery