Analysis Overview
SHA256
e712b1e3a9313d86fce1ca310401f88e8fcda3c2b65ff9633613018bac09012f
Threat Level: Known bad
The file XClient.exe was found to be: Known bad.
Malicious Activity Summary
Detect Xworm Payload
Xworm
Xworm family
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Drops startup file
Looks up external IP address via web service
Adds Run key to start application
Enumerates physical storage devices
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-30 20:07
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xworm family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-30 20:07
Reported
2024-05-30 20:12
Platform
win10v2004-20240426-en
Max time kernel
299s
Max time network
300s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xworm
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe" | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\XClient.exe
"C:\Users\Admin\AppData\Local\Temp\XClient.exe"
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'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'
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\XClient.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'
C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
| US | 8.8.8.8:53 | 1.112.95.208.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | isbn-employee.gl.at.ply.gg | udp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 20.221.185.147.in-addr.arpa | udp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 11.179.89.13.in-addr.arpa | udp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
| US | 147.185.221.20:4328 | isbn-employee.gl.at.ply.gg | tcp |
Files
memory/4228-0-0x00007FFF0F373000-0x00007FFF0F375000-memory.dmp
memory/4228-1-0x00000000003B0000-0x00000000003C8000-memory.dmp
memory/4228-2-0x00007FFF0F370000-0x00007FFF0FE31000-memory.dmp
memory/3168-3-0x00007FFF0F370000-0x00007FFF0FE31000-memory.dmp
memory/3168-14-0x00007FFF0F370000-0x00007FFF0FE31000-memory.dmp
memory/3168-13-0x00000143FD840000-0x00000143FD862000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_20ktsyur.fda.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/3168-15-0x00007FFF0F370000-0x00007FFF0FE31000-memory.dmp
memory/3168-18-0x00007FFF0F370000-0x00007FFF0FE31000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
| MD5 | d85ba6ff808d9e5444a4b369f5bc2730 |
| SHA1 | 31aa9d96590fff6981b315e0b391b575e4c0804a |
| SHA256 | 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f |
| SHA512 | 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 6d42b6da621e8df5674e26b799c8e2aa |
| SHA1 | ab3ce1327ea1eeedb987ec823d5e0cb146bafa48 |
| SHA256 | 5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c |
| SHA512 | 53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 34f595487e6bfd1d11c7de88ee50356a |
| SHA1 | 4caad088c15766cc0fa1f42009260e9a02f953bb |
| SHA256 | 0f9a4b52e01cb051052228a55d0515911b7ef5a8db3cf925528c746df511424d |
| SHA512 | 10976c5deaf9fac449e703e852c3b08d099f430de2d7c7b8e2525c35d63e28b890e5aab63feff9b20bca0aaf9f35a3ba411aee3fbeee9ea59f90ed25bd617a0b |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | a7cc007980e419d553568a106210549a |
| SHA1 | c03099706b75071f36c3962fcc60a22f197711e0 |
| SHA256 | a5735921fc72189c8bf577f3911486cf031708dc8d6bc764fe3e593c0a053165 |
| SHA512 | b9aaf29403c467daef80a1ae87478afc33b78f4e1ca16189557011bb83cf9b3e29a0f85c69fa209c45201fb28baca47d31756eee07b79c6312c506e8370f7666 |
memory/4228-57-0x00007FFF0F373000-0x00007FFF0F375000-memory.dmp
memory/4228-58-0x00007FFF0F370000-0x00007FFF0FE31000-memory.dmp