xred | 2caf7c96d8891b799082f6406657817ec7cffd82e54d5a44d9d4f6b82ff8ea32

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	Xworm.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	Synaptics.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	._cache_Xworm.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	Xworm V5.6.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	Xworm V5.6.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	Xworm.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 10 IoCs

pid	Process
1796	Xworm.exe
3080	._cache_Xworm.exe
2372	Synaptics.exe
4904	._cache_Synaptics.exe
4772	Xworm V5.6.exe
3328	._cache_Xworm V5.6.exe
1804	Xworm V5.6.exe
3224	._cache_Xworm V5.6.exe
1936	Xworm.exe
1044	._cache_Xworm.exe

Loads dropped DLL 10 IoCs

pid	Process
1796	Xworm.exe
1796	Xworm.exe
2372	Synaptics.exe
2372	Synaptics.exe
2372	Synaptics.exe
2372	Synaptics.exe
1804	Xworm V5.6.exe
1804	Xworm V5.6.exe
1936	Xworm.exe
1936	Xworm.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	Xworm.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\User = "C:\\Users\\Admin\\AppData\\Local\\Temp\\User"	._cache_Xworm.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
27	ip-api.com

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 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	Xworm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Xworm V5.6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Xworm V5.6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Xworm.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Xworm.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Xworm.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Synaptics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Xworm V5.6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Xworm V5.6.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

pid	Process
1284	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2276	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
4428	powershell.exe
4428	powershell.exe
4428	powershell.exe
3604	powershell.exe
3604	powershell.exe
3604	powershell.exe
1536	powershell.exe
1536	powershell.exe
1536	powershell.exe
4532	powershell.exe
4532	powershell.exe
4532	powershell.exe
3080	._cache_Xworm.exe
3080	._cache_Xworm.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3976	7zFM.exe

Suspicious use of AdjustPrivilegeToken 13 IoCs

description	pid	Process
Token: SeRestorePrivilege	3976	7zFM.exe
Token: 35	3976	7zFM.exe
Token: SeSecurityPrivilege	3976	7zFM.exe
Token: SeDebugPrivilege	3080	._cache_Xworm.exe
Token: SeDebugPrivilege	4904	._cache_Synaptics.exe
Token: SeDebugPrivilege	4428	powershell.exe
Token: SeDebugPrivilege	3604	powershell.exe
Token: SeDebugPrivilege	1536	powershell.exe
Token: SeDebugPrivilege	4532	powershell.exe
Token: SeDebugPrivilege	3080	._cache_Xworm.exe
Token: SeDebugPrivilege	3328	._cache_Xworm V5.6.exe
Token: SeDebugPrivilege	3224	._cache_Xworm V5.6.exe
Token: SeDebugPrivilege	1044	._cache_Xworm.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3976	7zFM.exe
3976	7zFM.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2276	EXCEL.EXE
2276	EXCEL.EXE
2276	EXCEL.EXE
2276	EXCEL.EXE
2276	EXCEL.EXE
2276	EXCEL.EXE
3080	._cache_Xworm.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 1796 wrote to memory of 3080	1796	Xworm.exe	99
PID 1796 wrote to memory of 3080	1796	Xworm.exe	99
PID 1796 wrote to memory of 2372	1796	Xworm.exe	101
PID 1796 wrote to memory of 2372	1796	Xworm.exe	101
PID 1796 wrote to memory of 2372	1796	Xworm.exe	101
PID 2372 wrote to memory of 4904	2372	Synaptics.exe	104
PID 2372 wrote to memory of 4904	2372	Synaptics.exe	104
PID 3080 wrote to memory of 4428	3080	._cache_Xworm.exe	109
PID 3080 wrote to memory of 4428	3080	._cache_Xworm.exe	109
PID 3080 wrote to memory of 3604	3080	._cache_Xworm.exe	112
PID 3080 wrote to memory of 3604	3080	._cache_Xworm.exe	112
PID 3080 wrote to memory of 1536	3080	._cache_Xworm.exe	114
PID 3080 wrote to memory of 1536	3080	._cache_Xworm.exe	114
PID 3080 wrote to memory of 4532	3080	._cache_Xworm.exe	116
PID 3080 wrote to memory of 4532	3080	._cache_Xworm.exe	116
PID 3080 wrote to memory of 1284	3080	._cache_Xworm.exe	119
PID 3080 wrote to memory of 1284	3080	._cache_Xworm.exe	119
PID 4772 wrote to memory of 3328	4772	Xworm V5.6.exe	122
PID 4772 wrote to memory of 3328	4772	Xworm V5.6.exe	122
PID 1804 wrote to memory of 3224	1804	Xworm V5.6.exe	124
PID 1804 wrote to memory of 3224	1804	Xworm V5.6.exe	124
PID 1936 wrote to memory of 1044	1936	Xworm.exe	126
PID 1936 wrote to memory of 1044	1936	Xworm.exe	126

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\XWorm_V5.6 (1).rar"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3976

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1716

C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\Xworm.exe
"C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\Xworm.exe"
1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1796
- C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\._cache_Xworm.exe
  "C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\._cache_Xworm.exe"
  2⤵
  - Checks computer location settings
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3080
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\._cache_Xworm.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4428
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '._cache_Xworm.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3604
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\User'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1536
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'User'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4532
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "User" /tr "C:\Users\Admin\AppData\Local\Temp\User"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:1284
- C:\ProgramData\Synaptics\Synaptics.exe
  "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\._cache_Synaptics.exe
    "C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\._cache_Synaptics.exe" InjUpdate
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4904

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2276

C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\Xworm V5.6.exe
"C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\Xworm V5.6.exe"
1⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4772
- C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\._cache_Xworm V5.6.exe
  "C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\._cache_Xworm V5.6.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:3328

C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\Xworm V5.6.exe
"C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\Xworm V5.6.exe"
1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\._cache_Xworm V5.6.exe
  "C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\._cache_Xworm V5.6.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:3224

C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\Xworm.exe
"C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\Xworm.exe"
1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\._cache_Xworm.exe
  "C:\Users\Admin\Desktop\XWorm_V5.6\XWorm V5.6\._cache_Xworm.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

System Information Discovery