xworm | a17b8909af1d89e96eb19201c06ed6d8a04489b965f1456b8307f5d7a31ed43b

Analysis

max time kernel
117s
max time network
146s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08/03/2025, 11:05

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

PcncisxOpEPwd04.exe
Size

1.8MB
MD5

cc4fa8e0f981df1ae51a97bf99119152
SHA1

ec0eeed8c459332c51564471d3f3888bb31c37ea
SHA256

a17b8909af1d89e96eb19201c06ed6d8a04489b965f1456b8307f5d7a31ed43b
SHA512

70a9eae974ddc108ece7bd30b35a94656033052da9f3d58d5524966f27068720f17210ac57ee848820b9ef1b60e91aa8eda59a570b7d6e68a6ad2479c78f60c9
SSDEEP

49152:+Om3XJnTAo+00ut5gUhIcwxLJPXVN1nZvjxdFntHrpHPJJ5V79DbPJLFZHxnpHNB:+OyBAB00nWg

Score

10^/10

xworm discovery execution persistence rat trojan

Malware Config

Extracted

Family

xworm

127.0.0.1:35248

mounsir24-31804.portmap.host:35248

major-europe.gl.at.ply.gg:35248

Attributes

Install_directory
%AppData%
install_file
XClient.exe

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/3632-16011-0x0000000000400000-0x0000000000418000-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
4428	powershell.exe
3600	powershell.exe
2296	powershell.exe
2096	powershell.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	PcncisxOpEPwd04.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	PcncisxOpEPwd04.exe

Loads dropped DLL 1 IoCs

pid	Process
3632	PcncisxOpEPwd04.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\666999666 = "C:\\Users\\Admin\\AppData\\Roaming\\PcncisxOpEPwd04.exe"	PcncisxOpEPwd04.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe"	PcncisxOpEPwd04.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2136 set thread context of 3632	2136	PcncisxOpEPwd04.exe	31

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PcncisxOpEPwd04.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PcncisxOpEPwd04.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4224	timeout.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
4428	powershell.exe
3600	powershell.exe
2296	powershell.exe
2096	powershell.exe
3632	PcncisxOpEPwd04.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	2136	PcncisxOpEPwd04.exe
Token: SeDebugPrivilege	3632	PcncisxOpEPwd04.exe
Token: SeDebugPrivilege	4428	powershell.exe
Token: SeDebugPrivilege	3600	powershell.exe
Token: SeDebugPrivilege	2296	powershell.exe
Token: SeDebugPrivilege	2096	powershell.exe
Token: SeDebugPrivilege	3632	PcncisxOpEPwd04.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3632	PcncisxOpEPwd04.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 3632	2136	PcncisxOpEPwd04.exe	31
PID 2136 wrote to memory of 3632	2136	PcncisxOpEPwd04.exe	31
PID 2136 wrote to memory of 3632	2136	PcncisxOpEPwd04.exe	31
PID 2136 wrote to memory of 3632	2136	PcncisxOpEPwd04.exe	31
PID 2136 wrote to memory of 3632	2136	PcncisxOpEPwd04.exe	31
PID 2136 wrote to memory of 3632	2136	PcncisxOpEPwd04.exe	31
PID 2136 wrote to memory of 3632	2136	PcncisxOpEPwd04.exe	31
PID 2136 wrote to memory of 3632	2136	PcncisxOpEPwd04.exe	31
PID 2136 wrote to memory of 3632	2136	PcncisxOpEPwd04.exe	31
PID 2136 wrote to memory of 1268	2136	PcncisxOpEPwd04.exe	32
PID 2136 wrote to memory of 1268	2136	PcncisxOpEPwd04.exe	32
PID 2136 wrote to memory of 1268	2136	PcncisxOpEPwd04.exe	32
PID 2136 wrote to memory of 1268	2136	PcncisxOpEPwd04.exe	32
PID 1268 wrote to memory of 4224	1268	cmd.exe	34
PID 1268 wrote to memory of 4224	1268	cmd.exe	34
PID 1268 wrote to memory of 4224	1268	cmd.exe	34
PID 1268 wrote to memory of 4224	1268	cmd.exe	34
PID 3632 wrote to memory of 4428	3632	PcncisxOpEPwd04.exe	35
PID 3632 wrote to memory of 4428	3632	PcncisxOpEPwd04.exe	35
PID 3632 wrote to memory of 4428	3632	PcncisxOpEPwd04.exe	35
PID 3632 wrote to memory of 4428	3632	PcncisxOpEPwd04.exe	35
PID 3632 wrote to memory of 3600	3632	PcncisxOpEPwd04.exe	37
PID 3632 wrote to memory of 3600	3632	PcncisxOpEPwd04.exe	37
PID 3632 wrote to memory of 3600	3632	PcncisxOpEPwd04.exe	37
PID 3632 wrote to memory of 3600	3632	PcncisxOpEPwd04.exe	37
PID 3632 wrote to memory of 2296	3632	PcncisxOpEPwd04.exe	39
PID 3632 wrote to memory of 2296	3632	PcncisxOpEPwd04.exe	39
PID 3632 wrote to memory of 2296	3632	PcncisxOpEPwd04.exe	39
PID 3632 wrote to memory of 2296	3632	PcncisxOpEPwd04.exe	39
PID 3632 wrote to memory of 2096	3632	PcncisxOpEPwd04.exe	41
PID 3632 wrote to memory of 2096	3632	PcncisxOpEPwd04.exe	41
PID 3632 wrote to memory of 2096	3632	PcncisxOpEPwd04.exe	41
PID 3632 wrote to memory of 2096	3632	PcncisxOpEPwd04.exe	41

C:\Users\Admin\AppData\Local\Temp\PcncisxOpEPwd04.exe
"C:\Users\Admin\AppData\Local\Temp\PcncisxOpEPwd04.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Users\Admin\AppData\Local\Temp\PcncisxOpEPwd04.exe
  "C:\Users\Admin\AppData\Local\Temp\PcncisxOpEPwd04.exe"
  2⤵
  - Drops startup file
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3632
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\PcncisxOpEPwd04.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4428
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'PcncisxOpEPwd04.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3600
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\XClient.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2296
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2096
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c timeout /t 1 && DEL /f PcncisxOpEPwd04.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1268
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 1
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
dabe647ae737145b0505860fb4d569c4

SHA1
83b8e24710f4a864b4354ec9c6e0cfda7588117a

SHA256
f1f9eb4e43f50110402bf9c28c9d4d27dfa92988c40f128a79ed8922628f98dc

SHA512
d894c95d29996e58b771df98beac38fb6f9863f329aec5ac99c0b98deae8007ab70f82baff95427ba14dccf3eee2c9af886d241f408853d4e595055171d2fd66

Download Submit
\Users\Admin\AppData\Roaming\XClient.exe

Filesize
1.8MB

MD5
cc4fa8e0f981df1ae51a97bf99119152

SHA1
ec0eeed8c459332c51564471d3f3888bb31c37ea

SHA256
a17b8909af1d89e96eb19201c06ed6d8a04489b965f1456b8307f5d7a31ed43b

SHA512
70a9eae974ddc108ece7bd30b35a94656033052da9f3d58d5524966f27068720f17210ac57ee848820b9ef1b60e91aa8eda59a570b7d6e68a6ad2479c78f60c9

Download Submit
memory/2136-33-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-45-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-25-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-61-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-5-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-67-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-65-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-63-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-59-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-57-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-55-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-54-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-51-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-27-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-47-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-29-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-43-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-41-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-39-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-37-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-35-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-0-0x000000007464E000-0x000000007464F000-memory.dmp

Filesize
4KB

Download
memory/2136-4-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-31-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-50-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-23-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-21-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-19-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-17-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-15-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-13-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-12-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-9-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-7-0x0000000002120000-0x00000000021F3000-memory.dmp

Filesize
844KB

Download
memory/2136-15994-0x000000007464E000-0x000000007464F000-memory.dmp

Filesize
4KB

Download
memory/2136-15995-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/2136-1-0x0000000000180000-0x000000000034E000-memory.dmp

Filesize
1.8MB

Download
memory/2136-16009-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/2136-2-0x0000000002120000-0x00000000021F8000-memory.dmp

Filesize
864KB

Download
memory/2136-3-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/3632-16011-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/3632-16010-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/3632-16035-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/3632-16036-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/3632-16037-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download