xworm | 6cb26daf0ab888c6507fe5004eeb06ca66605664b2bda40179030e5e5d0e483a | Triage

Analysis

max time kernel
124s
max time network
124s
platform
windows11-21h2_x64
resource
win11-20250217-en
resource tags

arch:x64arch:x86image:win11-20250217-enlocale:en-usos:windows11-21h2-x64system
submitted
08/03/2025, 21:04

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General

Target

XWorm.exe
Size

41KB
MD5

757b77639d03590aa5d1cf21d08bc27e
SHA1

5b74577f9e5dbb7d4164de5f539381b1258f815f
SHA256

6cb26daf0ab888c6507fe5004eeb06ca66605664b2bda40179030e5e5d0e483a
SHA512

65d2ad77a11344127cbdd46f3e42812fd73b4e5c8e4084f1be40027326dca37294a1e82988b436c6c3d30ee4e004ec7c18710e4cd4eeea413b661700283351fe
SSDEEP

768:go8PvgoKrwdlS/shShk9lYAT9GKdQ9jGxZIRRTO:gdjMwdl3SGYKpQ9yg/TO

Score

10^/10

xworm persistence rat trojan

Malware Config

Extracted

Family

xworm

C2

any-attraction.gl.at.ply.gg:27770

Mutex

8RhEzW61BTZ3YwGr

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral4/memory/4108-1-0x0000000000940000-0x0000000000950000-memory.dmp	family_xworm
behavioral4/files/0x001a00000002aec6-6.dat	family_xworm

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

Drops startup file 2 IoCs

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

Executes dropped EXE 3 IoCs

pid	Process
2092	XWorm.exe
1944	XWorm.exe
2920	XWorm.exe

Adds Run key to start application 2 TTPs 1 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1298619118-249045975-4264763259-1000\Software\Microsoft\Windows\CurrentVersion\Run\XWorm = "C:\\Users\\Admin\\AppData\\Roaming\\XWorm.exe"	XWorm.exe

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

pid	Process
3032	schtasks.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4108 wrote to memory of 3032	4108	XWorm.exe	81
PID 4108 wrote to memory of 3032	4108	XWorm.exe	81

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\XWorm.exe
"C:\Users\Admin\AppData\Local\Temp\XWorm.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4108
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /sc minute /mo 1 /tn "XWorm" /tr "C:\Users\Admin\AppData\Roaming\XWorm.exe"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:3032

C:\Users\Admin\AppData\Roaming\XWorm.exe
C:\Users\Admin\AppData\Roaming\XWorm.exe
1⤵
- Executes dropped EXE
PID:2092

C:\Users\Admin\AppData\Roaming\XWorm.exe
C:\Users\Admin\AppData\Roaming\XWorm.exe
1⤵
- Executes dropped EXE
PID:1944

C:\Users\Admin\AppData\Roaming\XWorm.exe
C:\Users\Admin\AppData\Roaming\XWorm.exe
1⤵
- Executes dropped EXE
PID:2920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Scheduled Task

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Scheduled Task/Job

Scheduled Task

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Scheduled Task/Job

Scheduled Task

Defense Evasion

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\XWorm.exe.log

Filesize
1KB

MD5
e7edf56d23e3eddab9453776bd1cc9ed

SHA1
36c5a79710d6810871de84443bc4f42c404504bc

SHA256
b115c8bd4e8c80eedb64322046695b1bb6783ddfebf7bf93a0562a12bb4de95a

SHA512
ab2c905ff55d9a202469218f65d6df63eac131c06886316ae4e8cd05dffaa42541d11df774d89629d0cc6df067ed9d0c2b44811952e4f3668c3e9d4fb84f57a1

Download Submit
C:\Users\Admin\AppData\Roaming\XWorm.exe

Filesize
41KB

MD5
757b77639d03590aa5d1cf21d08bc27e

SHA1
5b74577f9e5dbb7d4164de5f539381b1258f815f

SHA256
6cb26daf0ab888c6507fe5004eeb06ca66605664b2bda40179030e5e5d0e483a

SHA512
65d2ad77a11344127cbdd46f3e42812fd73b4e5c8e4084f1be40027326dca37294a1e82988b436c6c3d30ee4e004ec7c18710e4cd4eeea413b661700283351fe

Download Submit
memory/2092-8-0x00007FF9CF4D0000-0x00007FF9CFF92000-memory.dmp

Filesize
10.8MB

Download
memory/2092-10-0x00007FF9CF4D0000-0x00007FF9CFF92000-memory.dmp

Filesize
10.8MB

Download
memory/4108-0-0x00007FF9CF4D3000-0x00007FF9CF4D5000-memory.dmp

Filesize
8KB

Download
memory/4108-1-0x0000000000940000-0x0000000000950000-memory.dmp

Filesize
64KB

Download
memory/4108-5-0x00007FF9CF4D0000-0x00007FF9CFF92000-memory.dmp

Filesize
10.8MB

Download
memory/4108-11-0x00007FF9CF4D3000-0x00007FF9CF4D5000-memory.dmp

Filesize
8KB

Download
memory/4108-12-0x00007FF9CF4D0000-0x00007FF9CFF92000-memory.dmp

Filesize
10.8MB

Download