Analysis Overview
SHA256
90c35873f1c8dc86fcf087b25a5030bd530ae6cbe72e2b5a8a1e78aa1fca6599
Threat Level: Known bad
The file XClient.exe was found to be: Known bad.
Malicious Activity Summary
Xworm family
Detect Xworm Payload
Xworm
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Looks up external IP address via web service
Unsigned PE
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-26 01:59
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 01:59
Reported
2024-05-26 02:02
Platform
win7-20240221-en
Max time kernel
137s
Max time network
146s
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 |
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 1924 wrote to memory of 2756 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1924 wrote to memory of 2756 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1924 wrote to memory of 2756 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1924 wrote to memory of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1924 wrote to memory of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1924 wrote to memory of 2584 | 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 |
| N/A | 192.168.1.3:7000 | tcp | |
| N/A | 192.168.1.3:7000 | tcp | |
| N/A | 127.0.0.1:7000 | tcp | |
| N/A | 127.0.0.1:7000 | tcp | |
| N/A | 192.168.1.3:7000 | tcp | |
| N/A | 127.0.0.1:7000 | tcp | |
| N/A | 127.0.0.1:7000 | tcp | |
| N/A | 192.168.1.3:7000 | tcp |
Files
memory/1924-0-0x000007FEF54F3000-0x000007FEF54F4000-memory.dmp
memory/1924-1-0x0000000000950000-0x0000000000982000-memory.dmp
memory/1924-2-0x000007FEF54F0000-0x000007FEF5EDC000-memory.dmp
memory/2756-7-0x00000000027D0000-0x0000000002850000-memory.dmp
memory/2756-8-0x000000001B6A0000-0x000000001B982000-memory.dmp
memory/2756-9-0x0000000001E80000-0x0000000001E88000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
| MD5 | c13e7fd54030db1c7b44cb1b93269287 |
| SHA1 | 4366ac80473f09821384f74da407701c1dead518 |
| SHA256 | 38774ac9f7db8cfcdc6b41fd422fe1b3c04269a5daef61fd644e3f5d56342a88 |
| SHA512 | de48ce730c8d310bbe9d25c01ae19ea26f98565f57d42ddbd800dc2502a952044088f173ce964bf818adb9ae89e6a346275e9b97fe7990ea6cfe6526626708ff |
memory/2584-15-0x000000001B680000-0x000000001B962000-memory.dmp
memory/2584-16-0x00000000028E0000-0x00000000028E8000-memory.dmp
memory/1924-17-0x000007FEF54F3000-0x000007FEF54F4000-memory.dmp
memory/1924-18-0x000007FEF54F0000-0x000007FEF5EDC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-26 01:59
Reported
2024-05-26 02:02
Platform
win10v2004-20240426-en
Max time kernel
145s
Max time network
149s
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-1-5-21-3571316656-3665257725-2415531812-1000\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 372 wrote to memory of 1984 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 372 wrote to memory of 1984 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 372 wrote to memory of 4604 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 372 wrote to memory of 4604 | 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 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.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 | 28.118.140.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:7000 | tcp | |
| N/A | 192.168.1.3:7000 | 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 |
| N/A | 192.168.1.3:7000 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| N/A | 192.168.1.3:7000 | tcp | |
| US | 8.8.8.8:53 | 29.243.111.52.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 | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| N/A | 127.0.0.1:7000 | tcp | |
| N/A | 127.0.0.1:7000 | tcp | |
| N/A | 192.168.1.3:7000 | tcp |
Files
memory/372-0-0x00007FFE0DD13000-0x00007FFE0DD15000-memory.dmp
memory/372-1-0x0000000000050000-0x0000000000082000-memory.dmp
memory/372-2-0x00007FFE0DD10000-0x00007FFE0E7D1000-memory.dmp
memory/1984-3-0x00007FFE0DD10000-0x00007FFE0E7D1000-memory.dmp
memory/1984-9-0x00000254565B0000-0x00000254565D2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bypppixa.r0n.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/1984-14-0x00007FFE0DD10000-0x00007FFE0E7D1000-memory.dmp
memory/1984-15-0x00007FFE0DD10000-0x00007FFE0E7D1000-memory.dmp
memory/1984-18-0x00007FFE0DD10000-0x00007FFE0E7D1000-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/372-31-0x00007FFE0DD13000-0x00007FFE0DD15000-memory.dmp
memory/372-32-0x00007FFE0DD10000-0x00007FFE0E7D1000-memory.dmp