xworm | 3e29a57bde610ff61c422796b89fc4332f265cc50e966593fc2b00bb23a13a21

Analysis

max time kernel
176s
max time network
174s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2025, 15:05

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General

Target

SystemSettings.exe
Size

332KB
MD5

701a94f53d54d38a11f4e60bc4f95b18
SHA1

7413f5e4fc73eaf07d9d6cd67fc88fd40b70d9d0
SHA256

9233d5872258aa674b015b57a4f37ca43a22524a682382cd88969cef135dacdb
SHA512

4d63f155adbc5271fc82a263c4df29566ffbabb512ad2a7c73736969b29760bc0ae86e58f396907b8afa8791e8a8b042c895f94126a00da8c0b050e7ef343440
SSDEEP

6144:6qXq7egSKNNO3BLZsgd8+f0Pn95maRWFjt:6qapSKNNOpZsgdQbmamjt

Score

10^/10

xworm execution rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

Mutex

uoqo0jDHykn623lG

Attributes

Install_directory
%Public%
install_file
SystemSettings.exe
pastebin_url
https://pastebin.com/raw/4zaiEtZS
telegram
https://api.telegram.org/bot8175192176:AAHZuZ0-rHS66YSwsvh8-gQjbZYSbY3IyXo/sendMessage?chat_id=7537927256

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/1656-38-0x0000000000AD0000-0x0000000000AEE000-memory.dmp	family_xworm

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

Command and Scripting Interpreter: PowerShell 1 TTPs 6 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
4632	powershell.exe
4596	powershell.exe
2168	powershell.exe
1068	powershell.exe
2916	powershell.exe
2504	powershell.exe

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2278412438-3475196406-3686434223-1000\Control Panel\International\Geo\Nation	SystemSettings.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2278412438-3475196406-3686434223-1000\Control Panel\International\Geo\Nation	SystemSettings.exe

Executes dropped EXE 1 IoCs

pid	Process
1656	SystemSettings.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 52 IoCs

Web Service

T1102

flow	ioc
101	pastebin.com
117	pastebin.com
69	pastebin.com
103	pastebin.com
108	pastebin.com
114	pastebin.com
120	pastebin.com
51	pastebin.com
68	pastebin.com
72	pastebin.com
83	pastebin.com
94	pastebin.com
105	pastebin.com
115	pastebin.com
87	pastebin.com
32	pastebin.com
33	pastebin.com
34	pastebin.com
104	pastebin.com
116	pastebin.com
118	pastebin.com
119	pastebin.com
30	pastebin.com
90	pastebin.com
96	pastebin.com
121	pastebin.com
67	pastebin.com
73	pastebin.com
97	pastebin.com
100	pastebin.com
102	pastebin.com
92	pastebin.com
35	pastebin.com
36	pastebin.com
79	pastebin.com
81	pastebin.com
86	pastebin.com
95	pastebin.com
99	pastebin.com
66	pastebin.com
71	pastebin.com
80	pastebin.com
84	pastebin.com
93	pastebin.com
106	pastebin.com
107	pastebin.com
29	pastebin.com
46	pastebin.com
70	pastebin.com
82	pastebin.com
85	pastebin.com
98	pastebin.com

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\System32\SystemSettings.exe	SystemSettings.exe
File opened for modification	C:\Windows\System32\SystemSettings.exe	SystemSettings.exe

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

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	taskmgr.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000	taskmgr.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2278412438-3475196406-3686434223-1000_Classes\Local Settings	taskmgr.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
3468	schtasks.exe

Suspicious behavior: EnumeratesProcesses 45 IoCs

pid	Process
4632	powershell.exe
4632	powershell.exe
4596	powershell.exe
4596	powershell.exe
2168	powershell.exe
2168	powershell.exe
1068	powershell.exe
1068	powershell.exe
2916	powershell.exe
2916	powershell.exe
2916	powershell.exe
2504	powershell.exe
2504	powershell.exe
2504	powershell.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	5060	SystemSettings.exe
Token: SeDebugPrivilege	4632	powershell.exe
Token: SeDebugPrivilege	4596	powershell.exe
Token: SeDebugPrivilege	1656	SystemSettings.exe
Token: SeDebugPrivilege	1656	SystemSettings.exe
Token: SeDebugPrivilege	2168	powershell.exe
Token: SeDebugPrivilege	1068	powershell.exe
Token: SeDebugPrivilege	2916	powershell.exe
Token: SeDebugPrivilege	2504	powershell.exe
Token: SeDebugPrivilege	4428	taskmgr.exe
Token: SeSystemProfilePrivilege	4428	taskmgr.exe
Token: SeCreateGlobalPrivilege	4428	taskmgr.exe

Suspicious use of FindShellTrayWindow 41 IoCs

pid	Process
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe

Suspicious use of SendNotifyMessage 41 IoCs

pid	Process
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe
4428	taskmgr.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 5060 wrote to memory of 4632	5060	SystemSettings.exe	84
PID 5060 wrote to memory of 4632	5060	SystemSettings.exe	84
PID 5060 wrote to memory of 4596	5060	SystemSettings.exe	90
PID 5060 wrote to memory of 4596	5060	SystemSettings.exe	90
PID 1656 wrote to memory of 2168	1656	SystemSettings.exe	98
PID 1656 wrote to memory of 2168	1656	SystemSettings.exe	98
PID 1656 wrote to memory of 1068	1656	SystemSettings.exe	100
PID 1656 wrote to memory of 1068	1656	SystemSettings.exe	100
PID 1656 wrote to memory of 2916	1656	SystemSettings.exe	104
PID 1656 wrote to memory of 2916	1656	SystemSettings.exe	104
PID 1656 wrote to memory of 2504	1656	SystemSettings.exe	106
PID 1656 wrote to memory of 2504	1656	SystemSettings.exe	106
PID 1656 wrote to memory of 3468	1656	SystemSettings.exe	108
PID 1656 wrote to memory of 3468	1656	SystemSettings.exe	108

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\SystemSettings.exe
"C:\Users\Admin\AppData\Local\Temp\SystemSettings.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5060
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\System32\SystemSettings.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4632
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'SystemSettings.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4596

C:\Windows\System32\SystemSettings.exe
C:\Windows\System32\SystemSettings.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\System32\SystemSettings.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2168
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'SystemSettings.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1068
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Public\SystemSettings.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2916
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'SystemSettings.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2504
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "SystemSettings" /tr "C:\Users\Public\SystemSettings.exe"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:3468

C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /4
1⤵
- Checks SCSI registry key(s)
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4428

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
889003c57a6b1561bc8562a18553c377

SHA1
b4436b28e7e4ff1d97ab8f718be9e6e6d88c2302

SHA256
034c25639af57aab1574a654b6a247c07522968c16ab7f01452bbe679b4bebb8

SHA512
bbe40edc739d33af62a7016d2a9fdcf68ed604eae0c617958e561db601625b923b8d931d997fefddc117a1de6b7a2235843713f8d5aac74e8e2dcb8b5fc4d17b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
6d3e9c29fe44e90aae6ed30ccf799ca8

SHA1
c7974ef72264bbdf13a2793ccf1aed11bc565dce

SHA256
2360634e63e8f0b5748e2c56ebb8f4aa78e71008ea7b5c9ca1c49be03b49557d

SHA512
60c38c4367352537545d859f64b9c5cbada94240478d1d039fd27b5ecba4dc1c90051557c16d802269703b873546ead416279c0a80c6fd5e49ad361cef22596a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
1fb15474bd9f6310d756d117c40b0e22

SHA1
3df1e642a910ef775a20ac3ba52583a99750e1c6

SHA256
e14714956a528d1f401de4025b49efedeef2dbb9b9f77580b74feaf77206dbb1

SHA512
2e486d5793dc15cd5c9c652e9aaabf4811149f1dce7cda81d54681581458a1897869ca58ad0b75aed1cd5fd0c87437742510b1df9c3cb3a5bd2c865ef3167af7

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
34f595487e6bfd1d11c7de88ee50356a

SHA1
4caad088c15766cc0fa1f42009260e9a02f953bb

SHA256
0f9a4b52e01cb051052228a55d0515911b7ef5a8db3cf925528c746df511424d

SHA512
10976c5deaf9fac449e703e852c3b08d099f430de2d7c7b8e2525c35d63e28b890e5aab63feff9b20bca0aaf9f35a3ba411aee3fbeee9ea59f90ed25bd617a0b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
a2c8179aaa149c0b9791b73ce44c04d1

SHA1
703361b0d43ec7f669304e7c0ffbbfdeb1e484ff

SHA256
c1d30342a40a2b6e7553da30ceb85754d33820f6fbb3bbbed1ceb30d6390de4a

SHA512
2e201dd457d055baad86f68c15bcc7beb48d6dc2ffc10db7f304eb93f697e7b45991cbde857d25da2c9c60c23f3e13df8b5ed5809c1753737a23096e296cc9e3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_53sdgyrj.o2g.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Windows\System32\SystemSettings.exe

Filesize
332KB

MD5
701a94f53d54d38a11f4e60bc4f95b18

SHA1
7413f5e4fc73eaf07d9d6cd67fc88fd40b70d9d0

SHA256
9233d5872258aa674b015b57a4f37ca43a22524a682382cd88969cef135dacdb

SHA512
4d63f155adbc5271fc82a263c4df29566ffbabb512ad2a7c73736969b29760bc0ae86e58f396907b8afa8791e8a8b042c895f94126a00da8c0b050e7ef343440

Download Submit
memory/1656-38-0x0000000000AD0000-0x0000000000AEE000-memory.dmp

Filesize
120KB

Download
memory/4428-90-0x000002632ACA0000-0x000002632ACA1000-memory.dmp

Filesize
4KB

Download
memory/4428-96-0x000002632ACA0000-0x000002632ACA1000-memory.dmp

Filesize
4KB

Download
memory/4428-91-0x000002632ACA0000-0x000002632ACA1000-memory.dmp

Filesize
4KB

Download
memory/4428-92-0x000002632ACA0000-0x000002632ACA1000-memory.dmp

Filesize
4KB

Download
memory/4428-93-0x000002632ACA0000-0x000002632ACA1000-memory.dmp

Filesize
4KB

Download
memory/4428-94-0x000002632ACA0000-0x000002632ACA1000-memory.dmp

Filesize
4KB

Download
memory/4428-95-0x000002632ACA0000-0x000002632ACA1000-memory.dmp

Filesize
4KB

Download
memory/4428-85-0x000002632ACA0000-0x000002632ACA1000-memory.dmp

Filesize
4KB

Download
memory/4428-86-0x000002632ACA0000-0x000002632ACA1000-memory.dmp

Filesize
4KB

Download
memory/4428-84-0x000002632ACA0000-0x000002632ACA1000-memory.dmp

Filesize
4KB

Download
memory/4632-3-0x0000018D38FC0000-0x0000018D38FE2000-memory.dmp

Filesize
136KB

Download
memory/4632-12-0x00007FFABA9A0000-0x00007FFABB461000-memory.dmp

Filesize
10.8MB

Download
memory/4632-13-0x00007FFABA9A0000-0x00007FFABB461000-memory.dmp

Filesize
10.8MB

Download
memory/4632-14-0x00007FFABA9A0000-0x00007FFABB461000-memory.dmp

Filesize
10.8MB

Download
memory/4632-17-0x00007FFABA9A0000-0x00007FFABB461000-memory.dmp

Filesize
10.8MB

Download
memory/5060-1-0x0000000000B30000-0x0000000000B8A000-memory.dmp

Filesize
360KB

Download
memory/5060-0-0x00007FFABA9A3000-0x00007FFABA9A5000-memory.dmp

Filesize
8KB

Download
memory/5060-32-0x00007FFABA9A0000-0x00007FFABB461000-memory.dmp

Filesize
10.8MB

Download
memory/5060-34-0x00007FFABA9A0000-0x00007FFABB461000-memory.dmp

Filesize
10.8MB

Download