xworm | ad13779dfed42b4f1fc882216a9157bc65aee15f058b784ea809b86fceae34af

Analysis

max time kernel
296s
max time network
296s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2025, 20:38 UTC

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General

Target

XClient.exe
Size

64KB
MD5

0b825a60d5232c19548fe6bee6eceaf7
SHA1

70b29e65c74ee6d11dd99ab644ea967efd868aa2
SHA256

ad13779dfed42b4f1fc882216a9157bc65aee15f058b784ea809b86fceae34af
SHA512

408f6f6239a4a11913f012d7a6ba8d7c48896312a894d574b892553aeb6658ad1f4599d1cc899beb2e762c6496654077dfbe253e0f4a53d63a5dd1327f1d570a
SSDEEP

1536:ElDBb5dZjeQ+3uYkkf9pWbkoxy061cOirS0LpHn2TfaS:Ell5/7+3uYkkXWbk+jOirS0dHEaS

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

memory-lottery.gl.at.ply.gg:444

Attributes

Install_directory
%AppData%
install_file
USB.exe

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/memory/972-1-0x0000000000910000-0x0000000000926000-memory.dmp	family_xworm
behavioral2/files/0x000a000000023cbb-59.dat	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 4 IoCs

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

execution

PowerShell

T1059.001

pid	Process
3420	powershell.exe
736	powershell.exe
3944	powershell.exe
4448	powershell.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	XClient.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 5 IoCs

pid	Process
3080	security
2388	security
1356	security
4292	security
3172	security

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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\security = "C:\\Users\\Admin\\AppData\\Roaming\\security"	XClient.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

T1053.005

pid	Process
4076	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
972	XClient.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
3944	powershell.exe
3944	powershell.exe
4448	powershell.exe
4448	powershell.exe
3420	powershell.exe
3420	powershell.exe
736	powershell.exe
736	powershell.exe
972	XClient.exe

Suspicious use of AdjustPrivilegeToken 11 IoCs

description	pid	Process
Token: SeDebugPrivilege	972	XClient.exe
Token: SeDebugPrivilege	3944	powershell.exe
Token: SeDebugPrivilege	4448	powershell.exe
Token: SeDebugPrivilege	3420	powershell.exe
Token: SeDebugPrivilege	736	powershell.exe
Token: SeDebugPrivilege	972	XClient.exe
Token: SeDebugPrivilege	3080	security
Token: SeDebugPrivilege	2388	security
Token: SeDebugPrivilege	1356	security
Token: SeDebugPrivilege	4292	security
Token: SeDebugPrivilege	3172	security

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
972	XClient.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 972 wrote to memory of 3944	972	XClient.exe	82
PID 972 wrote to memory of 3944	972	XClient.exe	82
PID 972 wrote to memory of 4448	972	XClient.exe	84
PID 972 wrote to memory of 4448	972	XClient.exe	84
PID 972 wrote to memory of 3420	972	XClient.exe	86
PID 972 wrote to memory of 3420	972	XClient.exe	86
PID 972 wrote to memory of 736	972	XClient.exe	88
PID 972 wrote to memory of 736	972	XClient.exe	88
PID 972 wrote to memory of 4076	972	XClient.exe	92
PID 972 wrote to memory of 4076	972	XClient.exe	92

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\XClient.exe
"C:\Users\Admin\AppData\Local\Temp\XClient.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:972
- 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\XClient.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3944
- 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
  - Suspicious use of AdjustPrivilegeToken
  PID:4448
- 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\Roaming\security'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3420
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'security'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:736
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "security" /tr "C:\Users\Admin\AppData\Roaming\security"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4076

C:\Users\Admin\AppData\Roaming\security
C:\Users\Admin\AppData\Roaming\security
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3080

C:\Users\Admin\AppData\Roaming\security
C:\Users\Admin\AppData\Roaming\security
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2388

C:\Users\Admin\AppData\Roaming\security
C:\Users\Admin\AppData\Roaming\security
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1356

C:\Users\Admin\AppData\Roaming\security
C:\Users\Admin\AppData\Roaming\security
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4292

C:\Users\Admin\AppData\Roaming\security
C:\Users\Admin\AppData\Roaming\security
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3172

Network

DNS

13.86.106.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

13.86.106.20.in-addr.arpa

IN PTR

Response
DNS

172.214.232.199.in-addr.arpa

Remote address:

8.8.8.8:53

Request

172.214.232.199.in-addr.arpa

IN PTR

Response
DNS

133.32.126.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

133.32.126.40.in-addr.arpa

IN PTR

Response
DNS

167.173.78.104.in-addr.arpa

Remote address:

8.8.8.8:53

Request

167.173.78.104.in-addr.arpa

IN PTR

Response

167.173.78.104.in-addr.arpa

IN PTR

a104-78-173-167deploystaticakamaitechnologiescom
DNS

167.173.78.104.in-addr.arpa

Remote address:

8.8.8.8:53

Request

167.173.78.104.in-addr.arpa

IN PTR
DNS

memory-lottery.gl.at.ply.gg

XClient.exe

Remote address:

8.8.8.8:53

Request

memory-lottery.gl.at.ply.gg

IN A

Response

memory-lottery.gl.at.ply.gg

IN A

147.185.221.25
DNS

228.249.119.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

228.249.119.40.in-addr.arpa

IN PTR

Response
DNS

58.55.71.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

58.55.71.13.in-addr.arpa

IN PTR

Response
DNS

56.163.245.4.in-addr.arpa

Remote address:

8.8.8.8:53

Request

56.163.245.4.in-addr.arpa

IN PTR

Response
DNS

198.187.3.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

198.187.3.20.in-addr.arpa

IN PTR

Response
DNS

22.49.80.91.in-addr.arpa

Remote address:

8.8.8.8:53

Request

22.49.80.91.in-addr.arpa

IN PTR

Response
DNS

88.210.23.2.in-addr.arpa

Remote address:

8.8.8.8:53

Request

88.210.23.2.in-addr.arpa

IN PTR

Response

88.210.23.2.in-addr.arpa

IN PTR

a2-23-210-88deploystaticakamaitechnologiescom
DNS

14.227.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

14.227.111.52.in-addr.arpa

IN PTR

Response
DNS

memory-lottery.gl.at.ply.gg

XClient.exe

Remote address:

8.8.8.8:53

Request

memory-lottery.gl.at.ply.gg

IN A

Response

memory-lottery.gl.at.ply.gg

IN A

147.185.221.25

147.185.221.25:444

memory-lottery.gl.at.ply.gg

XClient.exe

260 B
5
147.185.221.25:444

memory-lottery.gl.at.ply.gg

XClient.exe

260 B
5
147.185.221.25:444

memory-lottery.gl.at.ply.gg

XClient.exe

260 B
5
147.185.221.25:444

memory-lottery.gl.at.ply.gg

XClient.exe

260 B
5
147.185.221.25:444

memory-lottery.gl.at.ply.gg

XClient.exe

260 B
5
147.185.221.25:444

memory-lottery.gl.at.ply.gg

XClient.exe

260 B
5
147.185.221.25:444

memory-lottery.gl.at.ply.gg

XClient.exe

260 B
5
147.185.221.25:444

memory-lottery.gl.at.ply.gg

XClient.exe

260 B
5
147.185.221.25:444

memory-lottery.gl.at.ply.gg

XClient.exe

260 B
5
147.185.221.25:444

memory-lottery.gl.at.ply.gg

XClient.exe

260 B
5
147.185.221.25:444

memory-lottery.gl.at.ply.gg

XClient.exe

208 B
4

8.8.8.8:53

13.86.106.20.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

13.86.106.20.in-addr.arpa
8.8.8.8:53

172.214.232.199.in-addr.arpa

dns

74 B
128 B
1
1

DNS Request

172.214.232.199.in-addr.arpa
8.8.8.8:53

133.32.126.40.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

133.32.126.40.in-addr.arpa
8.8.8.8:53

167.173.78.104.in-addr.arpa

dns

146 B
139 B
2
1

DNS Request

167.173.78.104.in-addr.arpa

DNS Request

167.173.78.104.in-addr.arpa
8.8.8.8:53

memory-lottery.gl.at.ply.gg

dns

XClient.exe

73 B
89 B
1
1

DNS Request

memory-lottery.gl.at.ply.gg

DNS Response

147.185.221.25
8.8.8.8:53

228.249.119.40.in-addr.arpa

dns

73 B
159 B
1
1

DNS Request

228.249.119.40.in-addr.arpa
8.8.8.8:53

58.55.71.13.in-addr.arpa

dns

70 B
144 B
1
1

DNS Request

58.55.71.13.in-addr.arpa
8.8.8.8:53

56.163.245.4.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

56.163.245.4.in-addr.arpa
8.8.8.8:53

198.187.3.20.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

198.187.3.20.in-addr.arpa
8.8.8.8:53

22.49.80.91.in-addr.arpa

dns

70 B
145 B
1
1

DNS Request

22.49.80.91.in-addr.arpa
8.8.8.8:53

88.210.23.2.in-addr.arpa

dns

70 B
133 B
1
1

DNS Request

88.210.23.2.in-addr.arpa
8.8.8.8:53

14.227.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

14.227.111.52.in-addr.arpa
8.8.8.8:53

memory-lottery.gl.at.ply.gg

dns

XClient.exe

73 B
89 B
1
1

DNS Request

memory-lottery.gl.at.ply.gg

DNS Response

147.185.221.25

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

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

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\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

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

Filesize
654B

MD5
2ff39f6c7249774be85fd60a8f9a245e

SHA1
684ff36b31aedc1e587c8496c02722c6698c1c4e

SHA256
e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

SHA512
1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

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

Filesize
944B

MD5
d28a889fd956d5cb3accfbaf1143eb6f

SHA1
157ba54b365341f8ff06707d996b3635da8446f7

SHA256
21e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45

SHA512
0b6d88deb9be85722e6a78d5886d49f2caf407a59e128d2b4ed74c1356f9928c40048a62731959f2460e9ff9d9feee311043d2a37abe3bb92c2b76a44281478c

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

Filesize
944B

MD5
2d06ce10e4e5b9e174b5ebbdad300fad

SHA1
bcc1c231e22238cef02ae25331320060ada2f131

SHA256
87d1dd56f12a88907ba5aebca8d555443d6f77ed214497277cc8bcd31c669f2c

SHA512
38cfbeb59605854ae4fcfae8619a6b26bd916148acfb5636383672a3960b45ca41fed5c241f97465129e92eaf78c4c85dcf258f1ab501a2bf771287ce04f76a7

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

Filesize
944B

MD5
10890cda4b6eab618e926c4118ab0647

SHA1
1e1d63b73a0e6c7575f458b3c7917a9ce5ba776d

SHA256
00f8a035324d39bd62e6dee5e1b480069015471c487ebee4479e6990ea9ddb14

SHA512
a2ee84006c24a36f25e0bca0772430d64e3791f233da916aecdeae6712763e77d55bbbd00dc8f6b2b3887f3c26ab3980b96c5f46cc823e81e28abbbc5fc78221

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_swu5ok5l.3pp.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\security

Filesize
64KB

MD5
0b825a60d5232c19548fe6bee6eceaf7

SHA1
70b29e65c74ee6d11dd99ab644ea967efd868aa2

SHA256
ad13779dfed42b4f1fc882216a9157bc65aee15f058b784ea809b86fceae34af

SHA512
408f6f6239a4a11913f012d7a6ba8d7c48896312a894d574b892553aeb6658ad1f4599d1cc899beb2e762c6496654077dfbe253e0f4a53d63a5dd1327f1d570a

Download Submit
memory/972-1-0x0000000000910000-0x0000000000926000-memory.dmp

Filesize
88KB

Download
memory/972-0-0x00007FFCA5843000-0x00007FFCA5845000-memory.dmp

Filesize
8KB

Download
memory/972-58-0x00007FFCA5840000-0x00007FFCA6301000-memory.dmp

Filesize
10.8MB

Download
memory/972-57-0x00007FFCA5840000-0x00007FFCA6301000-memory.dmp

Filesize
10.8MB

Download
memory/972-56-0x00007FFCA5843000-0x00007FFCA5845000-memory.dmp

Filesize
8KB

Download
memory/3944-12-0x00007FFCA5840000-0x00007FFCA6301000-memory.dmp

Filesize
10.8MB

Download
memory/3944-18-0x00007FFCA5840000-0x00007FFCA6301000-memory.dmp

Filesize
10.8MB

Download
memory/3944-15-0x00007FFCA5840000-0x00007FFCA6301000-memory.dmp

Filesize
10.8MB

Download
memory/3944-14-0x00007FFCA5840000-0x00007FFCA6301000-memory.dmp

Filesize
10.8MB

Download
memory/3944-13-0x00007FFCA5840000-0x00007FFCA6301000-memory.dmp

Filesize
10.8MB

Download
memory/3944-2-0x000002ACAA170000-0x000002ACAA192000-memory.dmp

Filesize
136KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Response

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Response

MITRE ATT&CK Enterprise v15

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Downloads

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