xworm | d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f

Analysis

max time kernel
149s
max time network
154s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
08/08/2026, 11:18

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General

Target
d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe
Size 41KB
Sample260808-neb7bsdb92
SHA256 d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f
MD5 523c9206ca2f8b253cc2ae885a15ee55
SHA1 2c7ee93c11a15a023e03c6cdcfc9b57af69aeb4e
SHA512 ec86bf4df8d47ccd9eacc0877f045fb361d1552dbcc1c1707b86e6babeb4282505fca68eabf40134ebb05b1c7498fb65b259c13a9dd1e6eab49f36db1ea9789e
SSDEEP 768:jhvGkOK5lJMU1BaeECAr43MZfJF5Pa9p+4l6iOwhl3/ubm:jZzZ5lR147RrtRF49I4l6iOwHmC
TLSH
T180133A457BE50226D5FF6BF919B362060A71F6038D23D79E48D89A9B1F37B808A007D7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery execution xworm persistence privilege_escalation rat trojan

Malware Config

Extracted

Family

xworm

Version

85.203.4.157:7004

Mutex

uvTwbhckNj6LQANS

Attributes

Install_directory
%ProgramData%
install_file
XClient.exe

aes.plain

Signatures

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

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/memory/3080-1-0x0000000000C80000-0x0000000000C90000-memory.dmp	family_xworm
behavioral2/files/0x000b00000001c63e-54.dat	family_xworm

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.

execution

PowerShell

T1059.001

pid	Process
564	powershell.exe
5552	powershell.exe
3948	powershell.exe
4104	powershell.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.

persistence privilege_escalation

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe

Executes dropped EXE 4 IoCs

pid	Process
3252	XClient.exe
1260	XClient.exe
4100	XClient.exe
6976	XClient.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000\Software\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\ProgramData\\XClient.exe"	d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe

Looks up external IP address via web service 1 TTPs 1 IoCs

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

discovery

Internet Connection Discovery

T1016.001

flow	ioc
1	ip-api.com

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

System Information Discovery
T1082

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

T1053.005

pid	Process
5728	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4104	powershell.exe
4104	powershell.exe
564	powershell.exe
564	powershell.exe
564	powershell.exe
5552	powershell.exe
5552	powershell.exe
5552	powershell.exe
3948	powershell.exe
3948	powershell.exe
3948	powershell.exe
3080	d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3080	d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe
Token: SeDebugPrivilege	4104	powershell.exe
Token: SeIncreaseQuotaPrivilege	4104	powershell.exe
Token: SeSecurityPrivilege	4104	powershell.exe
Token: SeTakeOwnershipPrivilege	4104	powershell.exe
Token: SeLoadDriverPrivilege	4104	powershell.exe
Token: SeSystemProfilePrivilege	4104	powershell.exe
Token: SeSystemtimePrivilege	4104	powershell.exe
Token: SeProfSingleProcessPrivilege	4104	powershell.exe
Token: SeIncBasePriorityPrivilege	4104	powershell.exe
Token: SeCreatePagefilePrivilege	4104	powershell.exe
Token: SeBackupPrivilege	4104	powershell.exe
Token: SeRestorePrivilege	4104	powershell.exe
Token: SeShutdownPrivilege	4104	powershell.exe
Token: SeDebugPrivilege	4104	powershell.exe
Token: SeSystemEnvironmentPrivilege	4104	powershell.exe
Token: SeRemoteShutdownPrivilege	4104	powershell.exe
Token: SeUndockPrivilege	4104	powershell.exe
Token: SeManageVolumePrivilege	4104	powershell.exe
Token: 33	4104	powershell.exe
Token: 34	4104	powershell.exe
Token: 35	4104	powershell.exe
Token: 36	4104	powershell.exe
Token: SeDebugPrivilege	564	powershell.exe
Token: SeIncreaseQuotaPrivilege	564	powershell.exe
Token: SeSecurityPrivilege	564	powershell.exe
Token: SeTakeOwnershipPrivilege	564	powershell.exe
Token: SeLoadDriverPrivilege	564	powershell.exe
Token: SeSystemProfilePrivilege	564	powershell.exe
Token: SeSystemtimePrivilege	564	powershell.exe
Token: SeProfSingleProcessPrivilege	564	powershell.exe
Token: SeIncBasePriorityPrivilege	564	powershell.exe
Token: SeCreatePagefilePrivilege	564	powershell.exe
Token: SeBackupPrivilege	564	powershell.exe
Token: SeRestorePrivilege	564	powershell.exe
Token: SeShutdownPrivilege	564	powershell.exe
Token: SeDebugPrivilege	564	powershell.exe
Token: SeSystemEnvironmentPrivilege	564	powershell.exe
Token: SeRemoteShutdownPrivilege	564	powershell.exe
Token: SeUndockPrivilege	564	powershell.exe
Token: SeManageVolumePrivilege	564	powershell.exe
Token: 33	564	powershell.exe
Token: 34	564	powershell.exe
Token: 35	564	powershell.exe
Token: 36	564	powershell.exe
Token: SeDebugPrivilege	5552	powershell.exe
Token: SeIncreaseQuotaPrivilege	5552	powershell.exe
Token: SeSecurityPrivilege	5552	powershell.exe
Token: SeTakeOwnershipPrivilege	5552	powershell.exe
Token: SeLoadDriverPrivilege	5552	powershell.exe
Token: SeSystemProfilePrivilege	5552	powershell.exe
Token: SeSystemtimePrivilege	5552	powershell.exe
Token: SeProfSingleProcessPrivilege	5552	powershell.exe
Token: SeIncBasePriorityPrivilege	5552	powershell.exe
Token: SeCreatePagefilePrivilege	5552	powershell.exe
Token: SeBackupPrivilege	5552	powershell.exe
Token: SeRestorePrivilege	5552	powershell.exe
Token: SeShutdownPrivilege	5552	powershell.exe
Token: SeDebugPrivilege	5552	powershell.exe
Token: SeSystemEnvironmentPrivilege	5552	powershell.exe
Token: SeRemoteShutdownPrivilege	5552	powershell.exe
Token: SeUndockPrivilege	5552	powershell.exe
Token: SeManageVolumePrivilege	5552	powershell.exe
Token: 33	5552	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3080	d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3080 wrote to memory of 4104	3080	d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe	91
PID 3080 wrote to memory of 564	3080	d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe	94
PID 3080 wrote to memory of 5552	3080	d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe	96
PID 3080 wrote to memory of 3948	3080	d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe	98
PID 3080 wrote to memory of 5728	3080	d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe	101

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:\Users\Admin\AppData\Local\Temp\d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe
"C:\Users\Admin\AppData\Local\Temp\d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe"
1⤵
- Creates a file in the Startup directory
- 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\AppData\Local\Temp\d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4104
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'd8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:564
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\XClient.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5552
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:3948
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "XClient" /tr "C:\ProgramData\XClient.exe"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:5728

C:\ProgramData\XClient.exe
C:\ProgramData\XClient.exe
1⤵
- Executes dropped EXE
PID:1260

C:\PROGRA~3\XClient.exe
C:\PROGRA~3\XClient.exe
1⤵
- Executes dropped EXE
PID:3252

C:\ProgramData\XClient.exe
"C:\ProgramData\XClient.exe"
1⤵
- Executes dropped EXE
PID:4100

C:\ProgramData\XClient.exe
"C:\ProgramData\XClient.exe"
1⤵
- Executes dropped EXE
PID:6976

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

XClient.exe

Path C:\ProgramData\XClient.exe
Size 41KB
SHA256 d8d1278cb33f4969fb58a26d4372150cfe117ca78b77afcb40fa952e974ce49f
MD5 523c9206ca2f8b253cc2ae885a15ee55
SHA1 2c7ee93c11a15a023e03c6cdcfc9b57af69aeb4e
SHA512 ec86bf4df8d47ccd9eacc0877f045fb361d1552dbcc1c1707b86e6babeb4282505fca68eabf40134ebb05b1c7498fb65b259c13a9dd1e6eab49f36db1ea9789e
SSDEEP 768:jhvGkOK5lJMU1BaeECAr43MZfJF5Pa9p+4l6iOwhl3/ubm:jZzZ5lR147RrtRF49I4l6iOwHmC
TLSH
T180133A457BE50226D5FF6BF919B362060A71F6038D23D79E48D89A9B1F37B808A007D7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 e56f4a38e0c60f0196c589e1952198368a10927e65ff24d1476ffafc489657f4
MD5 78b9021e0576c01ec958b87ec52832c1
SHA1 76df758d602c2d4cc4a4bfa0f3b435cae1ed3ffa
SHA512 4402163ed9623a392f120417ea0b5049bf0d76b88dd7f4fc70428ef7e76601f25bd534ae916ed9daba859fb6308d6f370712985ccd165f6393dbce7c5c507514
TLSH
T11F216833F3DD8614C89A413A10CDAC1036B6C7DB41DECFAB7B84E655A43F699CE61160
MD5 SHA1 SHA512 TLSH

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 070e2dc002fee5d6c6ae0611713bb24a9f01d741d964e7f1ece4f61789724a94
MD5 95e9928464a1f3425068f7e64a74060a
SHA1 9bdbd59bea34afd0aebf4d0c3d3cfe0317aa4d57
SHA512 a150525324ebe4a0dc28577f089c1f45ef0902355ecd9d5f10c91d45fe57d44d09c6d133a92c3f32dca0c73b97b259d5ad7ff4316edafa2cb00e38d64e043f06
TLSH
T1E9216833F3DD8654C899413A10CEAC1035B7C7DB40DECEDB6B84D559A43F699CE61160
MD5 SHA1 SHA512 TLSH

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__PSScriptPolicyTest_uuuwrsob.xit.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uuuwrsob.xit.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/3080-1-0x0000000000C80000-0x0000000000C90000-memory.dmp

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memory/3080-0-0x00007FFBB5A1F000-0x00007FFBB5A20000-memory.dmp

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memory/3080-2-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/3080-3-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/3080-4-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-20-0x000001E0F38B0000-0x000001E0F38BA000-memory.dmp

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memory/4104-24-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-13-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-14-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-15-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-19-0x000001E0F3B70000-0x000001E0F3C22000-memory.dmp

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memory/4104-18-0x000001E0F3890000-0x000001E0F38AE000-memory.dmp

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memory/4104-11-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-21-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-22-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-23-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-12-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-25-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-26-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-27-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-29-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-30-0x000001E0F3819000-0x000001E0F381F000-memory.dmp

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memory/4104-9-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-10-0x000001E0F37E0000-0x000001E0F3802000-memory.dmp

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memory/4104-6-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-48-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-5-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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memory/4104-58-0x00007FFBB5890000-0x00007FFBB6234000-memory.dmp

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