Analysis Overview
SHA256
e5447e7c675b0adf08306201e60ba911a7a549a82803207f2c5fb551d1ca1020
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
Executes dropped EXE
Drops startup file
Checks computer location settings
Looks up external IP address via web service
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
Uses Task Scheduler COM API
Creates scheduled task(s)
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: AddClipboardFormatListener
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-27 00:19
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
2024-05-27 00:19
Reported
2024-05-27 00:24
Platform
win10-20240404-en
Max time kernel
295s
Max time network
300s
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 |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\$77-Powershell.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\$77-Powershell.lnk | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1739856679-3467441365-73334005-1000\Software\Microsoft\Windows\CurrentVersion\Run\$77-Powershell = "C:\\Users\\Admin\\$77-Powershell.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: 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:\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
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:\Users\Admin\$77-Powershell.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '$77-Powershell.exe'
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "$77-Powershell" /tr "C:\Users\Admin\$77-Powershell.exe"
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.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 | 1.112.95.208.in-addr.arpa | udp |
| US | 8.8.8.8:53 | uk2.localto.net | udp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| US | 8.8.8.8:53 | 24.73.42.20.in-addr.arpa | udp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| US | 8.8.8.8:53 | 18.24.18.2.in-addr.arpa | udp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
Files
memory/3268-0-0x00007FFB323B3000-0x00007FFB323B4000-memory.dmp
memory/3268-1-0x0000000000BD0000-0x0000000000BEE000-memory.dmp
memory/3268-2-0x00007FFB323B0000-0x00007FFB32D9C000-memory.dmp
memory/3900-8-0x000002D872560000-0x000002D872582000-memory.dmp
memory/3900-7-0x00007FFB323B0000-0x00007FFB32D9C000-memory.dmp
memory/3900-9-0x00007FFB323B0000-0x00007FFB32D9C000-memory.dmp
memory/3900-12-0x00007FFB323B0000-0x00007FFB32D9C000-memory.dmp
memory/3900-13-0x000002D872820000-0x000002D872896000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_aj1sob4p.d2v.ps1
| MD5 | c4ca4238a0b923820dcc509a6f75849b |
| SHA1 | 356a192b7913b04c54574d18c28d46e6395428ab |
| SHA256 | 6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b |
| SHA512 | 4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a |
memory/3900-51-0x00007FFB323B0000-0x00007FFB32D9C000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
| MD5 | 8592ba100a78835a6b94d5949e13dfc1 |
| SHA1 | 63e901200ab9a57c7dd4c078d7f75dcd3b357020 |
| SHA256 | fdd7d9def6f9f0c0f2e60dbc8a2d1999071cd7d3095e9e087bb1cda7a614ac3c |
| SHA512 | 87f98e6cb61b2a2a7d65710c4d33881d89715eb7a06e00d492259f35c3902498baabffc5886be0ec5a14312ad4c262e3fc40cd3a5cb91701af0fb229726b88c3 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 32f10d0ebd705ede708ebf27bb5b9cac |
| SHA1 | f691f13a071ceb7b20dcdd34da73903fde26a289 |
| SHA256 | 287623571cd298301bf6a411d7cef802db879dce6b9bd8f1beba29c71f0d5636 |
| SHA512 | aad41fda000d5b34780980b5b0666ca97659787347c091c5f98274f87a164af66a1674b992d058020989be7d74bf012509ed626e31c93f5a87dd5ea1c2097cd3 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 4fd9055aed62fa91b982398546bc8654 |
| SHA1 | 2bed0c254b6645e7a64818de2f6397eeedab3f16 |
| SHA256 | f7e6a871be66b0e4a6ab2be034a526b861778b957175e8a21870e117d84a4734 |
| SHA512 | e5153873cfb1feeec376ad5c3acdd004e53fad26a8e82c9df93d63270204666cc736e0cccfbab49a3b784a6ee51b5a517967b40745dc40afe28cf362aa671da7 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 72ebe2c9762ceefd653172d7866efd42 |
| SHA1 | 46e7ddbe6ff1fb63b7847cf86df679cc7e21665f |
| SHA256 | 4a84afbeac633831a6404ea0c89750bb2e8cf518ced70df3233a4f78dd363091 |
| SHA512 | bf397cab301c365cf280c3820f45e945ed4964cf95d5cb86f6a1a29c5fd129e75da36dd00350edf499c64dde0913f7105e438b57757ca214e74fb08d86b70b21 |
C:\Users\Admin\$77-Powershell.exe
| MD5 | dec4c5a5a60c099342431b3aca4ede4e |
| SHA1 | 9b5175bf348760857fe525bc6af0a16b10e17139 |
| SHA256 | e5447e7c675b0adf08306201e60ba911a7a549a82803207f2c5fb551d1ca1020 |
| SHA512 | 415b66ad8acaaafe1d19b247c057fefd642edd5e9d3a82f29a8d0a9d466c847759d8e820ca242badc2da36271679db176319dd6dc04dae00c16da431de404f92 |
memory/3268-187-0x00007FFB323B0000-0x00007FFB32D9C000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\$77-Powershell.exe.log
| MD5 | 16c5fce5f7230eea11598ec11ed42862 |
| SHA1 | 75392d4824706090f5e8907eee1059349c927600 |
| SHA256 | 87ba77c13905298acbac72be90949c4fe0755b6eff9777615aa37f252515f151 |
| SHA512 | 153edd6da59beea6cc411ed7383c32916425d6ebb65f04c65aab7c1d6b25443d143aa8449aa92149de0ad8a975f6ecaa60f9f7574536eec6b38fe5fd3a6c6adc |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-27 00:19
Reported
2024-05-27 00:24
Platform
win10v2004-20240508-en
Max time kernel
297s
Max time network
300s
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-1-5-21-3558294865-3673844354-2255444939-1000\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\$77-Powershell.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\$77-Powershell.lnk | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\$77-Powershell = "C:\\Users\\Admin\\$77-Powershell.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: 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:\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:\Users\Admin\$77-Powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\$77-Powershell.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:\Users\Admin\$77-Powershell.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '$77-Powershell.exe'
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "$77-Powershell" /tr "C:\Users\Admin\$77-Powershell.exe"
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | uk2.localto.net | udp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| US | 8.8.8.8:53 | 240.221.184.93.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 | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| US | 8.8.8.8:53 | 215.143.182.52.in-addr.arpa | udp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
Files
memory/632-0-0x00007FFB16103000-0x00007FFB16105000-memory.dmp
memory/632-1-0x00000000002A0000-0x00000000002BE000-memory.dmp
memory/632-2-0x00007FFB16100000-0x00007FFB16BC1000-memory.dmp
memory/3784-3-0x00007FFB16100000-0x00007FFB16BC1000-memory.dmp
memory/3784-13-0x000002B09B990000-0x000002B09B9B2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gnmw3ewl.o3h.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/3784-14-0x00007FFB16100000-0x00007FFB16BC1000-memory.dmp
memory/3784-15-0x00007FFB16100000-0x00007FFB16BC1000-memory.dmp
memory/3784-18-0x00007FFB16100000-0x00007FFB16BC1000-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 | b1a1d8b05525b7b0c5babfd80488c1f2 |
| SHA1 | c85bbd6b7d0143676916c20fd52720499c2bb5c6 |
| SHA256 | adad192fc86c2f939fd3f70cb9ad323139a4e100f7c90b4454e2c53bdbc9b705 |
| SHA512 | 346c6513c1373bab58439e37d3f75de1c5c587d7eb27076cf696e885a027b3b38d70b585839d1a2e7f2270cdcf0dac8c1fdff799f3b1158242ae9e3364c2a06e |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | e58749a7a1826f6ea62df1e2ef63a32b |
| SHA1 | c0bca21658b8be4f37b71eec9578bfefa44f862d |
| SHA256 | 0e1f0e684adb40a5d0668df5fed007c9046137d7ae16a1f2f343b139d5f9bc93 |
| SHA512 | 4cf45b2b11ab31e7f67fff286b29d50ed28cd6043091144c5c0f1348b5f5916ed7479cf985595e6f096b586ab93b4b5dce612f688049b8366a2dd91863e98b70 |
memory/632-57-0x00007FFB16103000-0x00007FFB16105000-memory.dmp
C:\Users\Admin\$77-Powershell.exe
| MD5 | dec4c5a5a60c099342431b3aca4ede4e |
| SHA1 | 9b5175bf348760857fe525bc6af0a16b10e17139 |
| SHA256 | e5447e7c675b0adf08306201e60ba911a7a549a82803207f2c5fb551d1ca1020 |
| SHA512 | 415b66ad8acaaafe1d19b247c057fefd642edd5e9d3a82f29a8d0a9d466c847759d8e820ca242badc2da36271679db176319dd6dc04dae00c16da431de404f92 |
memory/632-60-0x00007FFB16100000-0x00007FFB16BC1000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\$77-Powershell.exe.log
| MD5 | 2ff39f6c7249774be85fd60a8f9a245e |
| SHA1 | 684ff36b31aedc1e587c8496c02722c6698c1c4e |
| SHA256 | e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced |
| SHA512 | 1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1 |
Analysis: behavioral3
Detonation Overview
Submitted
2024-05-27 00:19
Reported
2024-05-27 00:24
Platform
win11-20240426-en
Max time kernel
298s
Max time network
300s
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 |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\$77-Powershell.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\$77-Powershell.lnk | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\$77-Powershell = "C:\\Users\\Admin\\$77-Powershell.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: 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:\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:\Users\Admin\$77-Powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\$77-Powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\$77-Powershell.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:\Users\Admin\$77-Powershell.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '$77-Powershell.exe'
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "$77-Powershell" /tr "C:\Users\Admin\$77-Powershell.exe"
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.exe
C:\Users\Admin\$77-Powershell.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 | 1.112.95.208.in-addr.arpa | udp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| IE | 52.111.236.21:443 | tcp | |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
| GB | 140.238.91.110:4782 | uk2.localto.net | tcp |
Files
memory/2376-0-0x00007FF863373000-0x00007FF863375000-memory.dmp
memory/2376-1-0x0000000000110000-0x000000000012E000-memory.dmp
memory/2376-2-0x00007FF863370000-0x00007FF863E32000-memory.dmp
memory/4284-3-0x00007FF863370000-0x00007FF863E32000-memory.dmp
memory/4284-4-0x00007FF863370000-0x00007FF863E32000-memory.dmp
memory/4284-10-0x00000244F2830000-0x00000244F2852000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2e5a4ahi.kl2.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/4284-14-0x00007FF863370000-0x00007FF863E32000-memory.dmp
memory/4284-15-0x00007FF863370000-0x00007FF863E32000-memory.dmp
memory/4284-18-0x00007FF863370000-0x00007FF863E32000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
| MD5 | 627073ee3ca9676911bee35548eff2b8 |
| SHA1 | 4c4b68c65e2cab9864b51167d710aa29ebdcff2e |
| SHA256 | 85b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c |
| SHA512 | 3c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 05b3cd21c1ec02f04caba773186ee8d0 |
| SHA1 | 39e790bfe10abf55b74dfb3603df8fcf6b5e6edb |
| SHA256 | 911efc5cf9cbeb697543eb3242f5297e1be46dd6603a390140a9ff031ed9e1e8 |
| SHA512 | e751008b032394817beb46937fd93a73be97254c2be94dd42f22fb1306d2715c653ece16fa96eab1a3e73811936768cea6b37888437086fc6f3e3e793a2515eb |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | e07eea85a8893f23fb814cf4b3ed974c |
| SHA1 | 8a8125b2890bbddbfc3531d0ee4393dbbf5936fe |
| SHA256 | 83387ce468d717a7b4ba238af2273da873b731a13cc35604f775a31fa0ac70ea |
| SHA512 | 9d4808d8a261005391388b85da79e4c5396bdded6e7e5ce3a3a23e7359d1aa1fb983b4324f97e0afec6e8ed9d898322ca258dd7cda654456dd7e84c9cbd509df |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 781da0576417bf414dc558e5a315e2be |
| SHA1 | 215451c1e370be595f1c389f587efeaa93108b4c |
| SHA256 | 41a5aef8b0bbeea2766f40a7bba2c78322379f167c610f7055ccb69e7db030fe |
| SHA512 | 24e283aa30a2903ebe154dad49b26067a45e46fec57549ad080d3b9ec3f272044efaaed3822d067837f5521262192f466c47195ffe7f75f8c7c5dcf3159ea737 |
memory/2376-54-0x00007FF863370000-0x00007FF863E32000-memory.dmp
C:\Users\Admin\$77-Powershell.exe
| MD5 | dec4c5a5a60c099342431b3aca4ede4e |
| SHA1 | 9b5175bf348760857fe525bc6af0a16b10e17139 |
| SHA256 | e5447e7c675b0adf08306201e60ba911a7a549a82803207f2c5fb551d1ca1020 |
| SHA512 | 415b66ad8acaaafe1d19b247c057fefd642edd5e9d3a82f29a8d0a9d466c847759d8e820ca242badc2da36271679db176319dd6dc04dae00c16da431de404f92 |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\$77-Powershell.exe.log
| MD5 | 2cbbb74b7da1f720b48ed31085cbd5b8 |
| SHA1 | 79caa9a3ea8abe1b9c4326c3633da64a5f724964 |
| SHA256 | e31b18f21621d9983bfdf1ea3e53884a9d58b8ffd79e0e5790da6f3a81a8b9d3 |
| SHA512 | ecf02d5240e0c1c005d3ab393aa7eff62bd498c2db5905157e2bf6d29e1b663228a9583950842629d1a4caef404c8941a0c7799b1a3bd1eb890a09fdb7efcff9 |