Analysis Overview
SHA256
2a0185a92e1b51ba3d9e6211ea72dfd2ea30652f8516c45a194191f113da97d8
Threat Level: Known bad
The file XClient.exe was found to be: Known bad.
Malicious Activity Summary
Detect Xworm Payload
Xworm family
Xworm
Command and Scripting Interpreter: PowerShell
Drops startup file
Checks computer location settings
Executes dropped EXE
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
Uses Task Scheduler COM API
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-29 12:25
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
2024-05-29 12:25
Reported
2024-05-29 12:28
Platform
win7-20240220-en
Max time kernel
146s
Max time network
148s
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 |
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\Delta.lnk | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Delta.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\AppData\Roaming\Delta.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Delta.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\Delta = "C:\\Users\\Admin\\AppData\\Roaming\\Delta.exe" | C:\Users\Admin\AppData\Local\Temp\XClient.exe | 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:\Users\Admin\AppData\Roaming\Delta.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Delta.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\AppData\Roaming\Delta.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Delta.exe'
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Delta" /tr "C:\Users\Admin\AppData\Roaming\Delta.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {F9C45164-88EC-4FDE-8E96-8C1A486CE193} S-1-5-21-2721934792-624042501-2768869379-1000:BISMIZHX\Admin:Interactive:[1]
C:\Users\Admin\AppData\Roaming\Delta.exe
C:\Users\Admin\AppData\Roaming\Delta.exe
C:\Users\Admin\AppData\Roaming\Delta.exe
C:\Users\Admin\AppData\Roaming\Delta.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | advertise-located.gl.at.ply.gg | udp |
| US | 147.185.221.19:54921 | advertise-located.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 19.ip.gl.ply.gg | udp |
| US | 147.185.221.19:54921 | 19.ip.gl.ply.gg | tcp |
| US | 147.185.221.19:54921 | 19.ip.gl.ply.gg | tcp |
| US | 147.185.221.19:54921 | 19.ip.gl.ply.gg | tcp |
| US | 8.8.8.8:53 | 19.ip.gl.ply.gg | udp |
| US | 147.185.221.19:54921 | 19.ip.gl.ply.gg | tcp |
| US | 147.185.221.19:54921 | 19.ip.gl.ply.gg | tcp |
Files
memory/2932-0-0x000007FEF57F3000-0x000007FEF57F4000-memory.dmp
memory/2932-1-0x0000000000130000-0x0000000000150000-memory.dmp
memory/2968-6-0x0000000002840000-0x00000000028C0000-memory.dmp
memory/2968-7-0x000000001B670000-0x000000001B952000-memory.dmp
memory/2968-8-0x0000000001E20000-0x0000000001E28000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ZMMC4NH7O0NLNII239AX.temp
| MD5 | cfcaabcc2d0d631c3a57ec0169c58ec6 |
| SHA1 | 46cfba8823c62e43b43ca5babbeb226767fe24b0 |
| SHA256 | bae5bd75d4c594d21809f37fed6f24870fcb4af35591bd7eafc0a6fa9139a59a |
| SHA512 | d011234456dcc4c30d8b941ab03f631688f571fe6107f575d81f245f15ba0131321eec128378068f81017c6c73e0a1dd592a163b1f0af589eb23ff8f364c19a5 |
memory/2532-14-0x000000001B6F0000-0x000000001B9D2000-memory.dmp
memory/2532-15-0x0000000002310000-0x0000000002318000-memory.dmp
\??\PIPE\srvsvc
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
memory/2932-32-0x0000000002100000-0x0000000002180000-memory.dmp
memory/2932-33-0x000007FEF57F3000-0x000007FEF57F4000-memory.dmp
memory/2932-34-0x0000000002100000-0x0000000002180000-memory.dmp
C:\Users\Admin\AppData\Roaming\Delta.exe
| MD5 | 72812d44d6eda62e0a721b6a7710e012 |
| SHA1 | 030d142e6aac060a30af0c56f6ba925dfcb8fe5c |
| SHA256 | 2a0185a92e1b51ba3d9e6211ea72dfd2ea30652f8516c45a194191f113da97d8 |
| SHA512 | fa31e3f91c19658ff531ca9cfddf2695e7fa179946b200236ea9e4226b4c130ff40105cf7a3252b0545ae18607b20ef1719129482a5ea31c2686d5c62dcc306b |
memory/376-38-0x0000000001230000-0x0000000001250000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-29 12:25
Reported
2024-05-29 12:28
Platform
win10v2004-20240426-en
Max time kernel
146s
Max time network
150s
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-1-5-21-711569230-3659488422-571408806-1000\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\Delta.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\Delta.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\AppData\Roaming\Delta.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Delta.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Delta = "C:\\Users\\Admin\\AppData\\Roaming\\Delta.exe" | C:\Users\Admin\AppData\Local\Temp\XClient.exe | 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:\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\AppData\Roaming\Delta.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Delta.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\AppData\Roaming\Delta.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Delta.exe'
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Delta" /tr "C:\Users\Admin\AppData\Roaming\Delta.exe"
C:\Users\Admin\AppData\Roaming\Delta.exe
C:\Users\Admin\AppData\Roaming\Delta.exe
C:\Users\Admin\AppData\Roaming\Delta.exe
C:\Users\Admin\AppData\Roaming\Delta.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.24.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 6.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.ip.gl.ply.gg | udp |
| US | 147.185.221.19:54921 | 19.ip.gl.ply.gg | tcp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | advertise-located.gl.at.ply.gg | udp |
| US | 147.185.221.19:54921 | advertise-located.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 147.185.221.19:54921 | advertise-located.gl.at.ply.gg | tcp |
| US | 147.185.221.19:54921 | advertise-located.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 147.185.221.19:54921 | advertise-located.gl.at.ply.gg | tcp |
| US | 147.185.221.19:54921 | advertise-located.gl.at.ply.gg | tcp |
Files
memory/3116-0-0x00007FFF37223000-0x00007FFF37225000-memory.dmp
memory/3116-1-0x00000000003F0000-0x0000000000410000-memory.dmp
memory/712-2-0x0000022369CB0000-0x0000022369CD2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nn2qoygd.n44.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/712-12-0x00007FFF37220000-0x00007FFF37CE1000-memory.dmp
memory/712-13-0x00007FFF37220000-0x00007FFF37CE1000-memory.dmp
memory/712-14-0x00007FFF37220000-0x00007FFF37CE1000-memory.dmp
memory/712-17-0x00007FFF37220000-0x00007FFF37CE1000-memory.dmp
memory/712-18-0x00007FFF37220000-0x00007FFF37CE1000-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 | 6d42b6da621e8df5674e26b799c8e2aa |
| SHA1 | ab3ce1327ea1eeedb987ec823d5e0cb146bafa48 |
| SHA256 | 5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c |
| SHA512 | 53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | ba169f4dcbbf147fe78ef0061a95e83b |
| SHA1 | 92a571a6eef49fff666e0f62a3545bcd1cdcda67 |
| SHA256 | 5ef1421e19fde4bc03cd825dd7d6c0e7863f85fd8f0aa4a4d4f8d555dc7606d1 |
| SHA512 | 8d2e5e552210dcda684682538bc964fdd8a8ff5b24cc2cc8af813729f0202191f98eb42d38d2355df17ae620fe401aad6ceaedaed3b112fdacd32485a3a0c07c |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | abbef304406d4b5df9c7083877f95391 |
| SHA1 | 524c4afc759e189b85c34a2a311cf3e2a7f9f8ff |
| SHA256 | 583c572f505437c3d504962c62b5f02075e9956f75d6427e20f81ebc78b1416c |
| SHA512 | ef052cd6368cc7a12f8f5afc54d8bb20d7c2b4c08bae5014624bce46a411185dfd50e5d0dc5603b7f2eb492c7adc9b943068269d4c10a9fa7ab890ff0957177d |
memory/3116-57-0x00007FFF37220000-0x00007FFF37CE1000-memory.dmp
memory/3116-58-0x00007FFF37223000-0x00007FFF37225000-memory.dmp
memory/3116-59-0x00007FFF37220000-0x00007FFF37CE1000-memory.dmp
C:\Users\Admin\AppData\Roaming\Delta.exe
| MD5 | 72812d44d6eda62e0a721b6a7710e012 |
| SHA1 | 030d142e6aac060a30af0c56f6ba925dfcb8fe5c |
| SHA256 | 2a0185a92e1b51ba3d9e6211ea72dfd2ea30652f8516c45a194191f113da97d8 |
| SHA512 | fa31e3f91c19658ff531ca9cfddf2695e7fa179946b200236ea9e4226b4c130ff40105cf7a3252b0545ae18607b20ef1719129482a5ea31c2686d5c62dcc306b |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\Delta.exe.log
| MD5 | 2ff39f6c7249774be85fd60a8f9a245e |
| SHA1 | 684ff36b31aedc1e587c8496c02722c6698c1c4e |
| SHA256 | e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced |
| SHA512 | 1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1 |