xworm | e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124

Analysis

max time kernel
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
12/08/2026, 03:17

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General

Target
e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe
Size 52KB
Sample260812-dtc23ahn4y
SHA256 e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124
MD5 01b3798024414427fca0dd67d480a465
SHA1 1c3bc59e647243676e61d5ef5df9efc703290b1a
SHA512 218184e089c2aca8b54f1ef62271ef28b299244be7ce8fccd8e2ccaf8f085b2bfb9231732d1da654b01a79561996a1bd002484022640e0f8eef33f4c51de225b
SSDEEP 768:Hz6s82ccvGlyufMNmFzOwea4Q4hLfnL24kITViPqoOggix9jORUgv65ETcJaHWZo:Ti2cP48zOtvZhTS3qPLm96FvR2Zezj
TLSH
T1DF33F1F4854C8953DA7BC6350CE67F9C3139DF02271AAB3D5E81F15A7A1B2889493722
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery execution xworm persistence privilege_escalation rat trojan

Malware Config

Extracted

Family

xworm

Version

Mutex

VS0Mm2P2ElOk3dC1

Attributes

Install_directory
%AppData%
install_file
XClient.exe
localhost
127.0.0.1

aes.plain

Signatures

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

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/1964-11-0x0000000000400000-0x0000000000410000-memory.dmp	family_xworm

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 opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe

Executes dropped EXE 6 IoCs

pid	Process
4488	XClient.exe
2488	XClient.exe
3676	XClient.exe
5524	XClient.exe
5404	XClient.exe
5948	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-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe"	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5108 set thread context of 1964	5108	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe	90
PID 4488 set thread context of 3676	4488	XClient.exe	96
PID 5524 set thread context of 5404	5524	XClient.exe	98

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 8 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	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	XClient.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	XClient.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	XClient.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	XClient.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	XClient.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

T1053.005

pid	Process
5872	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5108	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe
5108	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe
4488	XClient.exe
4488	XClient.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	5108	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe
Token: SeDebugPrivilege	1964	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe
Token: SeDebugPrivilege	4488	XClient.exe
Token: SeDebugPrivilege	3676	XClient.exe
Token: SeDebugPrivilege	5404	XClient.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 5108 wrote to memory of 892	5108	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe	89
PID 5108 wrote to memory of 1964	5108	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe	90
PID 5108 wrote to memory of 1964	5108	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe	90
PID 5108 wrote to memory of 1964	5108	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe	90
PID 5108 wrote to memory of 1964	5108	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe	90
PID 5108 wrote to memory of 1964	5108	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe	90
PID 1964 wrote to memory of 5872	1964	e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe	91
PID 4488 wrote to memory of 2488	4488	XClient.exe	95
PID 4488 wrote to memory of 3676	4488	XClient.exe	96
PID 4488 wrote to memory of 3676	4488	XClient.exe	96
PID 4488 wrote to memory of 3676	4488	XClient.exe	96
PID 4488 wrote to memory of 3676	4488	XClient.exe	96
PID 4488 wrote to memory of 3676	4488	XClient.exe	96
PID 5524 wrote to memory of 5404	5524	XClient.exe	98
PID 5524 wrote to memory of 5404	5524	XClient.exe	98
PID 5524 wrote to memory of 5404	5524	XClient.exe	98
PID 5524 wrote to memory of 5404	5524	XClient.exe	98
PID 5524 wrote to memory of 5404	5524	XClient.exe	98

C:\Users\Admin\AppData\Local\Temp\e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe
"C:\Users\Admin\AppData\Local\Temp\e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5108
- C:\Users\Admin\AppData\Local\Temp\e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe
  "C:\Users\Admin\AppData\Local\Temp\e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe"
  2⤵
  PID:892
- C:\Users\Admin\AppData\Local\Temp\e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe
  "C:\Users\Admin\AppData\Local\Temp\e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124.exe"
  2⤵
  - Creates a file in the Startup directory
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1964
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "XClient" /tr "C:\Users\Admin\AppData\Roaming\XClient.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:5872

C:\Users\Admin\AppData\Roaming\XClient.exe
C:\Users\Admin\AppData\Roaming\XClient.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4488
- C:\Users\Admin\AppData\Roaming\XClient.exe
  "C:\Users\Admin\AppData\Roaming\XClient.exe"
  2⤵
  - Executes dropped EXE
  PID:2488
- C:\Users\Admin\AppData\Roaming\XClient.exe
  "C:\Users\Admin\AppData\Roaming\XClient.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3676

C:\Users\Admin\AppData\Roaming\XClient.exe
"C:\Users\Admin\AppData\Roaming\XClient.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5524
- C:\Users\Admin\AppData\Roaming\XClient.exe
  "C:\Users\Admin\AppData\Roaming\XClient.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5404

C:\Users\Admin\AppData\Roaming\XClient.exe
"C:\Users\Admin\AppData\Roaming\XClient.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5948

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

XClient.exe

Path C:\Users\Admin\AppData\Roaming\XClient.exe
Size 52KB
SHA256 e4965352b5a7cb2a5863e96827364140439a0b5ca9f78768f66c23f6397bb124
MD5 01b3798024414427fca0dd67d480a465
SHA1 1c3bc59e647243676e61d5ef5df9efc703290b1a
SHA512 218184e089c2aca8b54f1ef62271ef28b299244be7ce8fccd8e2ccaf8f085b2bfb9231732d1da654b01a79561996a1bd002484022640e0f8eef33f4c51de225b
SSDEEP 768:Hz6s82ccvGlyufMNmFzOwea4Q4hLfnL24kITViPqoOggix9jORUgv65ETcJaHWZo:Ti2cP48zOtvZhTS3qPLm96FvR2Zezj
TLSH
T1DF33F1F4854C8953DA7BC6350CE67F9C3139DF02271AAB3D5E81F15A7A1B2889493722
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1964-11-0x0000000000400000-0x0000000000410000-memory.dmp

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memory/1964-23-0x00000000750F0000-0x00000000758AC000-memory.dmp

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memory/1964-21-0x00000000750F0000-0x00000000758AC000-memory.dmp

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memory/1964-20-0x00000000750F0000-0x00000000758AC000-memory.dmp

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memory/1964-13-0x00000000750F0000-0x00000000758AC000-memory.dmp

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memory/1964-12-0x00000000053D0000-0x000000000546C000-memory.dmp

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memory/4488-27-0x00000000750F0000-0x00000000758AC000-memory.dmp

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memory/4488-22-0x00000000750F0000-0x00000000758AC000-memory.dmp

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memory/4488-19-0x00000000750F0000-0x00000000758AC000-memory.dmp

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memory/5108-5-0x0000000004F50000-0x0000000004FC6000-memory.dmp

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memory/5108-10-0x0000000005010000-0x000000000502E000-memory.dmp

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memory/5108-9-0x0000000002980000-0x0000000002992000-memory.dmp

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memory/5108-8-0x00000000750F0000-0x00000000758AC000-memory.dmp

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memory/5108-14-0x00000000750F0000-0x00000000758AC000-memory.dmp

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memory/5108-7-0x0000000075102000-0x0000000075103000-memory.dmp

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memory/5108-6-0x00000000750F0000-0x00000000758AC000-memory.dmp

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memory/5108-0-0x0000000075102000-0x0000000075103000-memory.dmp

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memory/5108-4-0x0000000002990000-0x000000000299A000-memory.dmp

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memory/5108-3-0x0000000004EB0000-0x0000000004F42000-memory.dmp

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memory/5108-2-0x0000000005470000-0x0000000005A2A000-memory.dmp

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memory/5108-1-0x00000000003E0000-0x00000000003F4000-memory.dmp

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