Analysis Overview
SHA256
da22cbb2cfd0a80a91deb74a01a1c7750629952cafb9e2a253686ec93fcd3c18
Threat Level: Known bad
The file XClient.exe was found to be: Known bad.
Malicious Activity Summary
Xworm family
Contains code to disable Windows Defender
Xworm
Detect Xworm Payload
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Looks up external IP address via web service
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: AddClipboardFormatListener
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-26 14:59
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
2024-05-26 14:59
Reported
2024-05-26 15:02
Platform
win7-20240508-en
Max time kernel
146s
Max time network
152s
Command Line
Signatures
Contains code to disable Windows Defender
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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 |
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: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
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:\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:\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
| Description | Indicator | Process | Target |
| PID 1444 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1444 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1444 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1444 wrote to memory of 3032 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1444 wrote to memory of 3032 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1444 wrote to memory of 3032 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
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'
Network
| Country | Destination | Domain | Proto |
| 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 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| US | 8.8.8.8:53 | enough-washer.gl.at.ply.gg | udp |
| US | 147.185.221.19:64300 | enough-washer.gl.at.ply.gg | tcp |
| US | 147.185.221.19:64300 | enough-washer.gl.at.ply.gg | tcp |
| US | 147.185.221.19:64300 | enough-washer.gl.at.ply.gg | tcp |
Files
memory/1444-0-0x000007FEF59B3000-0x000007FEF59B4000-memory.dmp
memory/1444-1-0x0000000001170000-0x00000000011A2000-memory.dmp
memory/1444-2-0x000007FEF59B0000-0x000007FEF639C000-memory.dmp
memory/2712-7-0x000000001B650000-0x000000001B932000-memory.dmp
memory/2712-8-0x0000000002290000-0x0000000002298000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
| MD5 | f3ac2181cf6ecebf4134de3b910c0cfa |
| SHA1 | 80dfd29d063cd2715bd0959077adb9fd050b15bc |
| SHA256 | 12d5a48792caee398cff706bf405e3214fe6aff45b8900634d7fd3b350fba3f7 |
| SHA512 | f6c2da0f535590ed4b7e8bb828dd0d81c93e5878c32710c36182fead105b6c0a6e9e9652ba837a28762d52be0e1d2327e93ada70220338246b424ebf805d5b4b |
memory/3032-14-0x000000001B790000-0x000000001BA72000-memory.dmp
memory/3032-15-0x00000000022D0000-0x00000000022D8000-memory.dmp
memory/1444-16-0x000007FEF59B3000-0x000007FEF59B4000-memory.dmp
memory/1444-17-0x000007FEF59B0000-0x000007FEF639C000-memory.dmp
memory/1444-18-0x0000000000DD0000-0x0000000000DDC000-memory.dmp
memory/1444-19-0x0000000000E00000-0x0000000000E0E000-memory.dmp
memory/1444-20-0x000000001B620000-0x000000001B6D0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-26 14:59
Reported
2024-05-26 15:02
Platform
win10v2004-20240508-en
Max time kernel
130s
Max time network
141s
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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation | 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: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
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:\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:\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
| Description | Indicator | Process | Target |
| PID 4312 wrote to memory of 4852 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 4312 wrote to memory of 4852 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 4312 wrote to memory of 4276 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 4312 wrote to memory of 4276 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
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'
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.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 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| US | 8.8.8.8:53 | 220.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | enough-washer.gl.at.ply.gg | udp |
| US | 147.185.221.19:64300 | enough-washer.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 19.221.185.147.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| NL | 52.111.243.31:443 | tcp | |
| US | 8.8.8.8:53 | 30.243.111.52.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 |
Files
memory/4312-0-0x00007FFEEE1A3000-0x00007FFEEE1A5000-memory.dmp
memory/4312-1-0x0000000000410000-0x0000000000442000-memory.dmp
memory/4312-2-0x00007FFEEE1A0000-0x00007FFEEEC61000-memory.dmp
memory/4852-3-0x00007FFEEE1A0000-0x00007FFEEEC61000-memory.dmp
memory/4852-4-0x00007FFEEE1A0000-0x00007FFEEEC61000-memory.dmp
memory/4852-10-0x0000024AEB930000-0x0000024AEB952000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3ud0wmjv.o3q.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/4852-15-0x00007FFEEE1A0000-0x00007FFEEEC61000-memory.dmp
memory/4852-18-0x00007FFEEE1A0000-0x00007FFEEEC61000-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 | 6d3e9c29fe44e90aae6ed30ccf799ca8 |
| SHA1 | c7974ef72264bbdf13a2793ccf1aed11bc565dce |
| SHA256 | 2360634e63e8f0b5748e2c56ebb8f4aa78e71008ea7b5c9ca1c49be03b49557d |
| SHA512 | 60c38c4367352537545d859f64b9c5cbada94240478d1d039fd27b5ecba4dc1c90051557c16d802269703b873546ead416279c0a80c6fd5e49ad361cef22596a |
memory/4312-31-0x00007FFEEE1A3000-0x00007FFEEE1A5000-memory.dmp
memory/4312-32-0x00007FFEEE1A0000-0x00007FFEEEC61000-memory.dmp