xworm | e41f276291b01717c78ffe3d6a288bf95b42da33445c0c8490e0b546fe380935

General

Target

2025-01-17-13-06-51.exe
Size

77KB
MD5

e2b82b4f39f2527e850756664e5462a1
SHA1

8de7c878e724e1667cc90f3fad7b109f5ed65927
SHA256

e41f276291b01717c78ffe3d6a288bf95b42da33445c0c8490e0b546fe380935
SHA512

5cb25a33e937febb5f8255e2a80eaa1fccc4b5f6442e831d47839ba896727b85e139af5195c46957187b422c7f010f2349320ef977d4598f4b26f8ca2d573a82
SSDEEP

1536:0042Bt3U61POAeecviUOeWHiMbKNQpxjNG68MPMKORGAkTxdw9:IoNU61PO6cvrFWvbKQKrKORkTw9

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

C2

trip-thesaurus.gl.at.ply.gg:16715

Attributes

Install_directory
%AppData%
install_file
USB.exe

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/4708-1-0x0000000000E30000-0x0000000000E4A000-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 4 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2944	powershell.exe
2108	powershell.exe
4344	powershell.exe
3496	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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	2025-01-17-13-06-51.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SecurityHealthSystray.lnk	2025-01-17-13-06-51.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SecurityHealthSystray.lnk	2025-01-17-13-06-51.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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SecurityHealthSystray = "C:\\Users\\Admin\\AppData\\Roaming\\SecurityHealthSystray"	2025-01-17-13-06-51.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
15	ip-api.com

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2944	powershell.exe
2944	powershell.exe
2108	powershell.exe
2108	powershell.exe
4344	powershell.exe
4344	powershell.exe
3496	powershell.exe
3496	powershell.exe
4708	2025-01-17-13-06-51.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	4708	2025-01-17-13-06-51.exe
Token: SeDebugPrivilege	2944	powershell.exe
Token: SeDebugPrivilege	2108	powershell.exe
Token: SeDebugPrivilege	4344	powershell.exe
Token: SeDebugPrivilege	3496	powershell.exe
Token: SeDebugPrivilege	4708	2025-01-17-13-06-51.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4708	2025-01-17-13-06-51.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4708 wrote to memory of 2944	4708	2025-01-17-13-06-51.exe	83
PID 4708 wrote to memory of 2944	4708	2025-01-17-13-06-51.exe	83
PID 4708 wrote to memory of 2108	4708	2025-01-17-13-06-51.exe	86
PID 4708 wrote to memory of 2108	4708	2025-01-17-13-06-51.exe	86
PID 4708 wrote to memory of 4344	4708	2025-01-17-13-06-51.exe	88
PID 4708 wrote to memory of 4344	4708	2025-01-17-13-06-51.exe	88
PID 4708 wrote to memory of 3496	4708	2025-01-17-13-06-51.exe	90
PID 4708 wrote to memory of 3496	4708	2025-01-17-13-06-51.exe	90

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\2025-01-17-13-06-51.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-17-13-06-51.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4708
- 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\2025-01-17-13-06-51.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2944
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '2025-01-17-13-06-51.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2108
- 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\SecurityHealthSystray'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4344
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'SecurityHealthSystray'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3496

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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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\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
62623d22bd9e037191765d5083ce16a3

SHA1
4a07da6872672f715a4780513d95ed8ddeefd259

SHA256
95d79fd575bbd21540e378fcbc1cd00d16f51af62ce15bae7080bb72c24e2010

SHA512
9a448b7a0d867466c2ea04ab84d2a9485d5fd20ab53b2b854f491831ee3f1d781b94d2635f7b0b35cb9f2d373cd52c67570879a56a42ed66bc9db06962ed4992

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

Filesize
944B

MD5
15dde0683cd1ca19785d7262f554ba93

SHA1
d039c577e438546d10ac64837b05da480d06bf69

SHA256
d6fa39eab7ee36f44dc3f9f2839d098433db95c1eba924e4bcf4e5c0d268d961

SHA512
57c0e1b87bc1c136f0d39f3ce64bb8f8274a0491e4ca6e45e5c7f9070aa9d9370c6f590ce37cd600b252df2638d870205249a514c43245ca7ed49017024a4672

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

Filesize
944B

MD5
cfb22e9b9c08bb1cfe944b622eb7adcb

SHA1
a299c701fb4da010999e61f9127262c7deb4fd97

SHA256
f60461e45422c16638ab514984d3a3b4e1ec8522c224543046a7d8fdf0090af2

SHA512
67962f0976a16c4323d14d4f7f6fe23bf1145db115be59b25f8fdfbe49d2d0672ed868ce7d69cb33b790f50f37b1187d5bd64fddfeb20260c88d4c5f75be4a57

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tcsczn4i.hih.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2944-8-0x00007FF9024F0000-0x00007FF902FB1000-memory.dmp

Filesize
10.8MB

Download
memory/2944-14-0x00007FF9024F0000-0x00007FF902FB1000-memory.dmp

Filesize
10.8MB

Download
memory/2944-15-0x00007FF9024F0000-0x00007FF902FB1000-memory.dmp

Filesize
10.8MB

Download
memory/2944-18-0x00007FF9024F0000-0x00007FF902FB1000-memory.dmp

Filesize
10.8MB

Download
memory/2944-13-0x000001A67CD40000-0x000001A67CD62000-memory.dmp

Filesize
136KB

Download
memory/4708-0-0x00007FF9024F3000-0x00007FF9024F5000-memory.dmp

Filesize
8KB

Download
memory/4708-2-0x00007FF9024F0000-0x00007FF902FB1000-memory.dmp

Filesize
10.8MB

Download
memory/4708-1-0x0000000000E30000-0x0000000000E4A000-memory.dmp

Filesize
104KB

Download
memory/4708-52-0x00007FF9024F3000-0x00007FF9024F5000-memory.dmp

Filesize
8KB

Download
memory/4708-57-0x00007FF9024F0000-0x00007FF902FB1000-memory.dmp

Filesize
10.8MB

Download
memory/4708-58-0x000000001BC90000-0x000000001BCC6000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads