xworm | 6cb26daf0ab888c6507fe5004eeb06ca66605664b2bda40179030e5e5d0e483a | Triage

Analysis

max time kernel
149s
max time network
150s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250217-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250217-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
08/03/2025, 21:04

Sharing

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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
behavioral3/memory/2540-1-0x00000000009E0000-0x00000000009F0000-memory.dmp	family_xworm
behavioral3/files/0x000b000000027d9f-3.dat	family_xworm

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1639757381-2759246526-4253643256-1000\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\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
4860	XWorm.exe
2128	XWorm.exe
3196	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-1-5-21-1639757381-2759246526-4253643256-1000\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
1424	schtasks.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 1424	2540	XWorm.exe	81
PID 2540 wrote to memory of 1424	2540	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⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2540
- 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:1424

C:\Users\Admin\AppData\Roaming\XWorm.exe
"C:\Users\Admin\AppData\Roaming\XWorm.exe"
1⤵
- Executes dropped EXE
PID:4860

C:\Users\Admin\AppData\Roaming\XWorm.exe
"C:\Users\Admin\AppData\Roaming\XWorm.exe"
1⤵
- Executes dropped EXE
PID:2128

C:\Users\Admin\AppData\Roaming\XWorm.exe
"C:\Users\Admin\AppData\Roaming\XWorm.exe"
1⤵
- Executes dropped EXE
PID:3196

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
4f6b05ffda31f521f50ab51bdc5d012c

SHA1
97a007d2796eadbf97c9f4a5c1b221b19c265a45

SHA256
2264d6027143e95b6e04d1c6a2305555bad4639c38ba90002be6f07fac4be1a9

SHA512
24e0352fa6c2cedc98ee9b2f080af3931aed5ae20363787f49b911f8e3e842569db0248f5e8bccc58ed941af0ff4942fb104d9ea1ea4700e7deebf1012bbd7a9

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

Filesize
41KB

MD5
757b77639d03590aa5d1cf21d08bc27e

SHA1
5b74577f9e5dbb7d4164de5f539381b1258f815f

SHA256
6cb26daf0ab888c6507fe5004eeb06ca66605664b2bda40179030e5e5d0e483a

SHA512
65d2ad77a11344127cbdd46f3e42812fd73b4e5c8e4084f1be40027326dca37294a1e82988b436c6c3d30ee4e004ec7c18710e4cd4eeea413b661700283351fe

Download Submit
memory/2540-0-0x00007FFC59A93000-0x00007FFC59A95000-memory.dmp

Filesize
8KB

Download
memory/2540-1-0x00000000009E0000-0x00000000009F0000-memory.dmp

Filesize
64KB

Download
memory/2540-2-0x00007FFC59A90000-0x00007FFC5A552000-memory.dmp

Filesize
10.8MB

Download
memory/2540-7-0x00007FFC59A93000-0x00007FFC59A95000-memory.dmp

Filesize
8KB

Download
memory/2540-8-0x00007FFC59A90000-0x00007FFC5A552000-memory.dmp

Filesize
10.8MB

Download
memory/4860-4-0x00007FFC59A90000-0x00007FFC5A552000-memory.dmp

Filesize
10.8MB

Download
memory/4860-6-0x00007FFC59A90000-0x00007FFC5A552000-memory.dmp

Filesize
10.8MB

Download