Analysis
- user interaction
yes - max time kernel
40s - max time network
42s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
24/10/2026, 07:47
Static task
static1
Behavioral task
behavioral1
Sample
XWormClient.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
XWormClient.exe
Resource
win11ltsc2024-20260911-en
Errors
General
- Target XWormClient.exe
- Size 115KB
- Sample261024-jmtdcsav7j
- SHA256 9c0bee0824d86e3c0a5bf226ab3e2b30fcec406d0acbdfe1be834e4539e29637
- MD5 428a3fe3f57d833fee35327d1a8d86f3
- SHA1 3e2582afa825dc8960074eac5c7c8f74d9f72f22
- SHA512 31570284bb47ac3e20fe03574cd80457299b9f8676c9adae8b4d03c9e5b22aba685d638d9e6813e7dd6f7f5f158e3c774389b28276f1fb62ef220a89bad3a974
- SSDEEP 1536:HhkCuF5NkjaYHVzBx1T3XHzLAmaIEWs0Nd+1yVgYyEIl/b8fZsBJmljItZ1oYmDR:HhAFrTeBP3XjBsMdGV8fiSqgHnPbADu
- TLSH T176B37C0FFB520E15C70D1DB38567904492F5C6A72627FBBB24C94EB49EA3C989F4B098
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3252 powershell.exe 4276 powershell.exe 1288 powershell.exe 624 powershell.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-747854149-4118156852-591593384-1000\Control Panel\International\Geo\Nation XWormClient.exe - Creates a file in the Startup directory 1 TTPs 2 IoCs
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\x64DLLhelper.lnk XWormClient.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\x64DLLhelper.lnk XWormClient.exe - Executes dropped EXE 2 IoCs
pid Process 2968 x64DLLhelper.exe 2092 x64DLLhelper.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-747854149-4118156852-591593384-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\x64DLLhelper = "C:\\Users\\Admin\\AppData\\Roaming\\x64DLLhelper.exe" XWormClient.exe - Enumerates video capture drivers 2 TTPs 1 IoCs
Queries the legacy Video for Windows capture drivers. This is commonly abused by RATs to check for available webcams on the system before reporting to their C2.
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Drivers32\msvideo9 XWormClient.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname XWormClient.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain XWormClient.exe - Modifies data under HKEY_USERS 15 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "125" LogonUI.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" LogonUI.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2200 schtasks.exe - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3252 powershell.exe 3252 powershell.exe 4276 powershell.exe 4276 powershell.exe 1288 powershell.exe 1288 powershell.exe 624 powershell.exe 624 powershell.exe - Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeDebugPrivilege 4340 XWormClient.exe Token: SeDebugPrivilege 3252 powershell.exe Token: SeDebugPrivilege 4276 powershell.exe Token: SeDebugPrivilege 1288 powershell.exe Token: SeDebugPrivilege 624 powershell.exe Token: SeDebugPrivilege 4340 XWormClient.exe Token: SeDebugPrivilege 2968 x64DLLhelper.exe Token: SeDebugPrivilege 2092 x64DLLhelper.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4232 LogonUI.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4340 wrote to memory of 3252 4340 XWormClient.exe 84 PID 4340 wrote to memory of 4276 4340 XWormClient.exe 86 PID 4340 wrote to memory of 1288 4340 XWormClient.exe 88 PID 4340 wrote to memory of 624 4340 XWormClient.exe 90 PID 4340 wrote to memory of 2200 4340 XWormClient.exe 94 - 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.
Processes
-
C:\Users\Admin\AppData\Local\Temp\XWormClient.exe"C:\Users\Admin\AppData\Local\Temp\XWormClient.exe"1⤵
- Checks computer location settings
- Creates a file in the Startup directory
- Adds Run key to start application
- Enumerates video capture drivers
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4340 -
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\XWormClient.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3252
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XWormClient.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4276
-
-
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\Roaming\x64DLLhelper.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1288
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'x64DLLhelper.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:624
-
-
C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "x64DLLhelper" /tr "C:\Users\Admin\AppData\Roaming\x64DLLhelper.exe"2⤵
- Scheduled Task/Job: Scheduled Task
PID:2200
-
-
C:\Users\Admin\AppData\Roaming\x64DLLhelper.exeC:\Users\Admin\AppData\Roaming\x64DLLhelper.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2968
-
C:\Users\Admin\AppData\Roaming\x64DLLhelper.exeC:\Users\Admin\AppData\Roaming\x64DLLhelper.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2092
-
C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa3997055 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4232
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
- Size 2KB
- SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
- MD5 d85ba6ff808d9e5444a4b369f5bc2730
- SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
- SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
- TLSH T1CE51EE323375B1E888167F071E681A8053BF4355EA94AF1CB698621ED93641B9F222F3
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\x64DLLhelper.exe.log
- Size 871B
- SHA256 7caf8779608c167ab6fa570df00c973aff6dee850bb63439770889a68c7cdae0
- MD5 386677f585908a33791517dfc2317f88
- SHA1 2e6853b4560a9ac8a74cdd5c3124a777bc0d874e
- SHA512 876d2269e25a4b2754bdf2c7e3c410050f885d7e6bd8abce41c5fc74ae1f8c549b2266dd1588c750f614063f36c8a8e5008cea610505897d04e4ef5c3adc52d9
- TLSH T10911C8312231E1C889223F122C2C298452BF0796A690EE0C719092AED9321275F202E7
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 9d031d7193142f7120476fe181006807652ca4a8caec8fbab3f4e4f86e451049
- MD5 f4d10dbf9ff1d91226db0d9ce144033c
- SHA1 1fab5ab3cf8b1b48a146c3b83fad67c44c7bd791
- SHA512 2b2fed18f7ac2e15f990aaab9fc814f040bd387cbf3634b8d2cf22d24bb8fe8c87e88f640190dce2362edcb33cc3296bb76ed462f847cfac8eaab6456000f1d8
- TLSH T12B112223F38C8920CC96163A509DAC5172B586CB81EEDF9F7FC0D210A1BF584CB61294
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 77a94ef8c4258445d538a6006ffadb05afdf888f6f044e1e5466b981a07f16c5
- MD5 da5c82b0e070047f7377042d08093ff4
- SHA1 89d05987cd60828cca516c5c40c18935c35e8bd3
- SHA512 7360311a3c97b73dd3f6d7179cd979e0e20d69f380d38292447e17e369087d9dd5acb66cd0cbdd95ac4bfb16e5a1b86825f835a8d45b14ea9812102cff59704b
- TLSH T123112223F38C8920CC961539509DAC5172B586CB81AFDE9F7FC0D210A1BF584CB61294
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 e834e1da338b9644d538cefd70176768816da2556939c1255d386931bd085105
- MD5 ce4540390cc4841c8973eb5a3e9f4f7d
- SHA1 2293f30a6f4c9538bc5b06606c10a50ab4ecef8e
- SHA512 2a3e466cb5a81d2b65256053b768a98321eb3e65ff46353eefc9864f14a391748116f050e7482ddd73a51575bf0a6fc5c673023dade62dbd8b174442bae1cc6b
- TLSH T140112223F38D8920DC96153A509DAC5172B586CB81AFDF9F7FC0C210A5BF584CB61294
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zoagxfgk.3nj.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\x64DLLhelper.exe
- Size 115KB
- SHA256 9c0bee0824d86e3c0a5bf226ab3e2b30fcec406d0acbdfe1be834e4539e29637
- MD5 428a3fe3f57d833fee35327d1a8d86f3
- SHA1 3e2582afa825dc8960074eac5c7c8f74d9f72f22
- SHA512 31570284bb47ac3e20fe03574cd80457299b9f8676c9adae8b4d03c9e5b22aba685d638d9e6813e7dd6f7f5f158e3c774389b28276f1fb62ef220a89bad3a974
- SSDEEP 1536:HhkCuF5NkjaYHVzBx1T3XHzLAmaIEWs0Nd+1yVgYyEIl/b8fZsBJmljItZ1oYmDR:HhAFrTeBP3XjBsMdGV8fiSqgHnPbADu
- TLSH T176B37C0FFB520E15C70D1DB38567904492F5C6A72627FBBB24C94EB49EA3C989F4B098
- MD5 SHA1 SHA512 SSDEEP TLSH