redline | 06150e8a137191d9513d89883efb3e0d3abe5839682c8340f4c4288e13b3b8bf

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"	New_Order_PO_GM5637H93.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	New_Order_PO_GM5637H93.exe

Windows security bypass 2 TTPs 3 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	New_Order_PO_GM5637H93.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\New_Order_PO_GM5637H93.exe = "0"	New_Order_PO_GM5637H93.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\New_Order_PO_GM5637H93.exe = "0"	New_Order_PO_GM5637H93.exe

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1920	powershell.exe
2268	powershell.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	New_Order_PO_GM5637H93.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	New_Order_PO_GM5637H93.exe

Drops startup file 3 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	wab.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	wab.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	wab.exe

Executes dropped EXE 1 IoCs

pid	Process
2424	XClient.exe

Windows security modification 2 TTPs 4 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	New_Order_PO_GM5637H93.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions	New_Order_PO_GM5637H93.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\New_Order_PO_GM5637H93.exe = "0"	New_Order_PO_GM5637H93.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\New_Order_PO_GM5637H93.exe = "0"	New_Order_PO_GM5637H93.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe"	wab.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe"	wab.exe

Checks whether UAC is enabled 1 TTPs 4 IoCs

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	New_Order_PO_GM5637H93.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	New_Order_PO_GM5637H93.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	New_Order_PO_GM5637H93.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	New_Order_PO_GM5637H93.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4576 set thread context of 1148	4576	New_Order_PO_GM5637H93.exe	86
PID 5044 set thread context of 4768	5044	New_Order_PO_GM5637H93.exe	122

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 3 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	wab.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wab.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	XClient.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000_Classes\Local Settings	XClient.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
3280	NOTEPAD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
1148	wab.exe
4768	wab.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
1920	powershell.exe
1920	powershell.exe
1148	wab.exe
1148	wab.exe
1148	wab.exe
1148	wab.exe
2268	powershell.exe
2268	powershell.exe
2268	powershell.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe
4768	wab.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	4576	New_Order_PO_GM5637H93.exe
Token: SeDebugPrivilege	1920	powershell.exe
Token: SeDebugPrivilege	1148	wab.exe
Token: SeDebugPrivilege	5044	New_Order_PO_GM5637H93.exe
Token: SeDebugPrivilege	2268	powershell.exe
Token: SeDebugPrivilege	4768	wab.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1148	wab.exe
4768	wab.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 4576 wrote to memory of 1920	4576	New_Order_PO_GM5637H93.exe	84
PID 4576 wrote to memory of 1920	4576	New_Order_PO_GM5637H93.exe	84
PID 4576 wrote to memory of 1148	4576	New_Order_PO_GM5637H93.exe	86
PID 4576 wrote to memory of 1148	4576	New_Order_PO_GM5637H93.exe	86
PID 4576 wrote to memory of 1148	4576	New_Order_PO_GM5637H93.exe	86
PID 4576 wrote to memory of 1148	4576	New_Order_PO_GM5637H93.exe	86
PID 4576 wrote to memory of 1148	4576	New_Order_PO_GM5637H93.exe	86
PID 4576 wrote to memory of 1148	4576	New_Order_PO_GM5637H93.exe	86
PID 4576 wrote to memory of 1148	4576	New_Order_PO_GM5637H93.exe	86
PID 4576 wrote to memory of 1148	4576	New_Order_PO_GM5637H93.exe	86
PID 4576 wrote to memory of 1148	4576	New_Order_PO_GM5637H93.exe	86
PID 5044 wrote to memory of 2268	5044	New_Order_PO_GM5637H93.exe	120
PID 5044 wrote to memory of 2268	5044	New_Order_PO_GM5637H93.exe	120
PID 5044 wrote to memory of 4768	5044	New_Order_PO_GM5637H93.exe	122
PID 5044 wrote to memory of 4768	5044	New_Order_PO_GM5637H93.exe	122
PID 5044 wrote to memory of 4768	5044	New_Order_PO_GM5637H93.exe	122
PID 5044 wrote to memory of 4768	5044	New_Order_PO_GM5637H93.exe	122
PID 5044 wrote to memory of 4768	5044	New_Order_PO_GM5637H93.exe	122
PID 5044 wrote to memory of 4768	5044	New_Order_PO_GM5637H93.exe	122
PID 5044 wrote to memory of 4768	5044	New_Order_PO_GM5637H93.exe	122
PID 5044 wrote to memory of 4768	5044	New_Order_PO_GM5637H93.exe	122
PID 5044 wrote to memory of 4768	5044	New_Order_PO_GM5637H93.exe	122
PID 5044 wrote to memory of 1856	5044	New_Order_PO_GM5637H93.exe	123
PID 5044 wrote to memory of 1856	5044	New_Order_PO_GM5637H93.exe	123
PID 5044 wrote to memory of 1856	5044	New_Order_PO_GM5637H93.exe	123

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	New_Order_PO_GM5637H93.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	New_Order_PO_GM5637H93.exe

C:\Users\Admin\AppData\Local\Temp\New_Order_PO_GM5637H93.exe
"C:\Users\Admin\AppData\Local\Temp\New_Order_PO_GM5637H93.exe"
1⤵
- UAC bypass
- Windows security bypass
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4576
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\New_Order_PO_GM5637H93.exe" -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1920
- C:\Program Files (x86)\Windows Mail\wab.exe
  "C:\Program Files (x86)\Windows Mail\wab.exe"
  2⤵
  - Drops startup file
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1148

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3728

C:\Users\Admin\AppData\Local\Temp\New_Order_PO_GM5637H93.exe
"C:\Users\Admin\AppData\Local\Temp\New_Order_PO_GM5637H93.exe"
1⤵
- UAC bypass
- Windows security bypass
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:5044
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\New_Order_PO_GM5637H93.exe" -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2268
- C:\Program Files (x86)\Windows Mail\wab.exe
  "C:\Program Files (x86)\Windows Mail\wab.exe"
  2⤵
  - Drops startup file
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4768
- C:\Program Files (x86)\Windows Mail\wab.exe
  "C:\Program Files (x86)\Windows Mail\wab.exe"
  2⤵
  PID:1856

C:\Windows\system32\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\asdf.txt
1⤵
- Opens file in notepad (likely ransom note)
PID:3280

C:\Users\Admin\AppData\Roaming\XClient.exe
"C:\Users\Admin\AppData\Roaming\XClient.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:2424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

Modify Registry