Analysis Overview
SHA256
378d29703f868965fb7f302df6ba41c86d082457cf1d1ac4a3a03439667ddb8b
Threat Level: Known bad
The file XClient.exe was found to be: Known bad.
Malicious Activity Summary
Xworm family
Xworm
Detect Xworm Payload
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Executes dropped EXE
Drops startup file
Looks up external IP address via web service
Adds Run key to start application
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Uses Task Scheduler COM API
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-08 19:39
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
2024-06-08 19:39
Reported
2024-06-08 19:42
Platform
win7-20240221-en
Max time kernel
131s
Max time network
134s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| 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 |
Drops startup file
| Description | Indicator | Process | Target |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\conhost.lnk | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\conhost.lnk | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\conhost.exe | N/A |
| N/A | N/A | C:\ProgramData\conhost.exe | N/A |
| N/A | N/A | C:\ProgramData\conhost.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\conhost = "C:\\ProgramData\\conhost.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
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\schtasks.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:\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 |
| Token: SeDebugPrivilege | N/A | C:\ProgramData\conhost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\ProgramData\conhost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\ProgramData\conhost.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
Uses Task Scheduler COM API
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:\ProgramData\conhost.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'conhost.exe'
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "conhost" /tr "C:\ProgramData\conhost.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {A6DC4480-DCB7-44F8-9791-5B96176D6EF3} S-1-5-21-3452737119-3959686427-228443150-1000:QGTQZTRE\Admin:Interactive:[1]
C:\ProgramData\conhost.exe
C:\ProgramData\conhost.exe
C:\ProgramData\conhost.exe
C:\ProgramData\conhost.exe
C:\ProgramData\conhost.exe
C:\ProgramData\conhost.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 | moving-agenda.gl.at.ply.gg | udp |
| US | 147.185.221.20:7000 | moving-agenda.gl.at.ply.gg | tcp |
| US | 147.185.221.20:7000 | moving-agenda.gl.at.ply.gg | tcp |
| US | 147.185.221.20:7000 | moving-agenda.gl.at.ply.gg | tcp |
| US | 147.185.221.20:7000 | moving-agenda.gl.at.ply.gg | tcp |
| US | 147.185.221.20:7000 | moving-agenda.gl.at.ply.gg | tcp |
Files
memory/2276-0-0x000007FEF54F3000-0x000007FEF54F4000-memory.dmp
memory/2276-1-0x0000000000CE0000-0x0000000000CFA000-memory.dmp
memory/2276-2-0x000007FEF54F0000-0x000007FEF5EDC000-memory.dmp
memory/2652-7-0x0000000002D10000-0x0000000002D90000-memory.dmp
memory/2652-8-0x000000001B6E0000-0x000000001B9C2000-memory.dmp
memory/2652-9-0x0000000002790000-0x0000000002798000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
| MD5 | 56700d63e2ab9aa40b358bcdbb1fcd42 |
| SHA1 | 52f229da816d01fb953bad11871d8eb737da09e0 |
| SHA256 | 14bd80d96afeb624dd6eba74d03a281ad0db7e45f979a9fce26993bd3845b2b7 |
| SHA512 | 299c92d8387ad1af3f4cb564ae5348e77b3e69d652369c5511e60dca9c3fd5256dc050da656857d1ee3bce3bf6f4e57abdb384431eb6b022ba97e3e2f0c37bd9 |
memory/2544-15-0x000000001B6B0000-0x000000001B992000-memory.dmp
memory/2544-16-0x0000000001DD0000-0x0000000001DD8000-memory.dmp
C:\ProgramData\conhost.exe
| MD5 | ef4458792b0cb6ac36ec855d8fa22746 |
| SHA1 | 0b1df777312b444dc0fecc83a2961d8184424f29 |
| SHA256 | 378d29703f868965fb7f302df6ba41c86d082457cf1d1ac4a3a03439667ddb8b |
| SHA512 | 14eaaf133c1a9e863b644962ae48b9c1d46529d8919ef286ca07ee8cc142b28d0bb49683cf85110953f4ca6476415e0286421d2e931b5e259a6cc1b1e6a5ab65 |
memory/1560-34-0x00000000001C0000-0x00000000001DA000-memory.dmp
memory/2276-35-0x000007FEF54F3000-0x000007FEF54F4000-memory.dmp
memory/2276-36-0x000007FEF54F0000-0x000007FEF5EDC000-memory.dmp
memory/2716-40-0x0000000000CF0000-0x0000000000D0A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-08 19:39
Reported
2024-06-08 19:41
Platform
win10v2004-20240226-en
Max time kernel
121s
Max time network
129s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| 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-1-5-21-3808065738-1666277613-1125846146-1000\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\conhost.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\conhost.lnk | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\conhost.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\conhost = "C:\\ProgramData\\conhost.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
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\schtasks.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:\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 |
| 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 |
| Token: SeDebugPrivilege | N/A | C:\ProgramData\conhost.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
Uses Task Scheduler COM API
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:\ProgramData\conhost.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'conhost.exe'
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "conhost" /tr "C:\ProgramData\conhost.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4136 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
C:\ProgramData\conhost.exe
C:\ProgramData\conhost.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 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.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 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.112.95.208.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| GB | 172.217.169.74:443 | tcp | |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | moving-agenda.gl.at.ply.gg | udp |
| US | 147.185.221.20:7000 | moving-agenda.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 147.185.221.20:7000 | moving-agenda.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 147.185.221.20:7000 | moving-agenda.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 131.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 147.185.221.20:7000 | moving-agenda.gl.at.ply.gg | tcp |
Files
memory/4296-0-0x00007FF82DDE3000-0x00007FF82DDE5000-memory.dmp
memory/4296-1-0x0000000000E60000-0x0000000000E7A000-memory.dmp
memory/4296-2-0x00007FF82DDE0000-0x00007FF82E8A1000-memory.dmp
memory/2688-3-0x00007FF82DDE0000-0x00007FF82E8A1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_23j43s5l.22z.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2688-13-0x000001D245C00000-0x000001D245C22000-memory.dmp
memory/2688-14-0x00007FF82DDE0000-0x00007FF82E8A1000-memory.dmp
memory/2688-15-0x00007FF82DDE0000-0x00007FF82E8A1000-memory.dmp
memory/2688-16-0x00007FF82DDE0000-0x00007FF82E8A1000-memory.dmp
memory/2688-17-0x00007FF82DDE0000-0x00007FF82E8A1000-memory.dmp
memory/2688-20-0x00007FF82DDE0000-0x00007FF82E8A1000-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 | 3a6bad9528f8e23fb5c77fbd81fa28e8 |
| SHA1 | f127317c3bc6407f536c0f0600dcbcf1aabfba36 |
| SHA256 | 986366767de5873f1b170a63f2a33ce05132d1afd90c8f5017afbca8ef1beb05 |
| SHA512 | 846002154a0ece6f3e9feda6f115d3161dc21b3789525dd62ae1d9188495171293efdbe7be4710666dd8a15e66b557315b5a02918a741ed1d5f3ff0c515b98e2 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | e3b6cc0fbea08a0831f0026a696db8b8 |
| SHA1 | 4e32202d4700061cfd80d55e42798131c9f530d4 |
| SHA256 | 3284cae7b82be99d93064390ba071ba4321f3f24dd21515b37b2ca9f31b2e8d5 |
| SHA512 | 6a06856f360b48c8bc8a15ffb8d7a6604ec357bcb1d0fad5d71a2cb876929a7b67eb40ba4493998ab1bbae8cb71212e124276f27d5c138a135041c27a41a0b7a |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 18470dd1aa7811c5a9825ea59429223b |
| SHA1 | 75859ea7baf1a8f5ba652ca783bb15f07615cc32 |
| SHA256 | 98616a32e387ad9ae2f6faddc53cd60e0ba50fe4088abdc51b82b309cc8771bd |
| SHA512 | cc8ff35595460d3ef16589cbab347ac07eff8b62766bfbceb386507ac631d433a2aa9187b0d6cef2b30b1fa08c92bc5a0061e984cc37c378119dcf51212f3def |
memory/4296-59-0x00007FF82DDE3000-0x00007FF82DDE5000-memory.dmp
memory/4296-60-0x00007FF82DDE0000-0x00007FF82E8A1000-memory.dmp
C:\ProgramData\conhost.exe
| MD5 | ef4458792b0cb6ac36ec855d8fa22746 |
| SHA1 | 0b1df777312b444dc0fecc83a2961d8184424f29 |
| SHA256 | 378d29703f868965fb7f302df6ba41c86d082457cf1d1ac4a3a03439667ddb8b |
| SHA512 | 14eaaf133c1a9e863b644962ae48b9c1d46529d8919ef286ca07ee8cc142b28d0bb49683cf85110953f4ca6476415e0286421d2e931b5e259a6cc1b1e6a5ab65 |