Analysis Overview
SHA256
ab8aa97f54ec8ae1deec093c74bf1c367460da755fdf0c93148b402d933e6e7f
Threat Level: Known bad
The file XClient.rar was found to be: Known bad.
Malicious Activity Summary
Detect Xworm Payload
Xworm
Xworm family
Command and Scripting Interpreter: PowerShell
Drops startup file
Checks computer location settings
Adds Run key to start application
Looks up external IP address via web service
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-30 20:05
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 20:05
Reported
2024-05-30 20:10
Platform
win10v2004-20240508-en
Max time kernel
298s
Max time network
305s
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-1-5-21-4124900551-4068476067-3491212533-1000\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-1-5-21-4124900551-4068476067-3491212533-1000\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'
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| BE | 2.17.196.91:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.196.17.2.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 | 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 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.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 | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.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 | 8.8.8.8:53 | 8.179.89.13.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 | 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/2356-0-0x00007FFFBA453000-0x00007FFFBA455000-memory.dmp
memory/2356-1-0x0000000000EE0000-0x0000000000EF8000-memory.dmp
memory/2356-2-0x00007FFFBA450000-0x00007FFFBAF11000-memory.dmp
memory/1852-8-0x000001B62B0B0000-0x000001B62B0D2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1sdyxu0z.54c.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/1852-13-0x00007FFFBA450000-0x00007FFFBAF11000-memory.dmp
memory/1852-14-0x00007FFFBA450000-0x00007FFFBAF11000-memory.dmp
memory/1852-15-0x00007FFFBA450000-0x00007FFFBAF11000-memory.dmp
memory/1852-18-0x00007FFFBA450000-0x00007FFFBAF11000-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 | d28a889fd956d5cb3accfbaf1143eb6f |
| SHA1 | 157ba54b365341f8ff06707d996b3635da8446f7 |
| SHA256 | 21e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45 |
| SHA512 | 0b6d88deb9be85722e6a78d5886d49f2caf407a59e128d2b4ed74c1356f9928c40048a62731959f2460e9ff9d9feee311043d2a37abe3bb92c2b76a44281478c |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 4c513fe7261cbb0fd7ec5d03873693d6 |
| SHA1 | 360d69bf9f5ba328d5f039f4802b2546ac346c4b |
| SHA256 | 4dc40c8efd2b217c5552937c9fd2b7ac00bc30ac50a81526ab6655278c5a4dc9 |
| SHA512 | 8c0fbffdfc5003e06c7ae0b53052b3478fbd7e2e1b9028db12248383535d04dcfeb80069295e48c5e0ec60504f45610b7bd944b8852cada005a590660caa04d5 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 96e3b86880fedd5afc001d108732a3e5 |
| SHA1 | 8fc17b39d744a9590a6d5897012da5e6757439a3 |
| SHA256 | c3077e4cadb4ed246c02abe55aa6cf832fee4c2546b7addb7d22cd1c7c8c1294 |
| SHA512 | 909b1968f7204fa7029109b02232d8cc5438f6b4dc7c9044e4e47c59fcee538199b13029e36592b12ed573d48a308dd4822d2ced4129ab08d4111897e02be55d |
memory/2356-57-0x00007FFFBA453000-0x00007FFFBA455000-memory.dmp
memory/2356-58-0x00007FFFBA450000-0x00007FFFBAF11000-memory.dmp