Analysis Overview
SHA256
a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89
Threat Level: Known bad
The file a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89 was found to be: Known bad.
Malicious Activity Summary
Detect Xworm Payload
Windows security bypass
Xworm
UAC bypass
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Windows security modification
Checks whether UAC is enabled
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
System policy modification
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-21 02:02
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-21 02:01
Reported
2024-06-21 02:04
Platform
win10v2004-20240611-en
Max time kernel
142s
Max time network
156s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths | C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe = "0" | C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe | 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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths | C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions | C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe = "0" | C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4420 set thread context of 3432 | N/A | C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe |
Enumerates physical storage devices
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\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe
"C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe" -Force
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.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 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 172.93.222.235:7725 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 172.93.222.235:7725 | tcp | |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 172.93.222.235:7725 | tcp | |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 172.93.222.235:7725 | tcp | |
| US | 172.93.222.235:7725 | tcp |
Files
memory/4420-1-0x00007FF81BD63000-0x00007FF81BD65000-memory.dmp
memory/4420-0-0x000001CA5B490000-0x000001CA5B4AC000-memory.dmp
memory/4420-2-0x00007FF81BD60000-0x00007FF81C821000-memory.dmp
memory/4420-3-0x000001CA75A00000-0x000001CA75A62000-memory.dmp
memory/3432-4-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3432-5-0x000000007432E000-0x000000007432F000-memory.dmp
memory/3432-6-0x0000000004F30000-0x0000000004FCC000-memory.dmp
memory/3940-7-0x00007FF81BD63000-0x00007FF81BD65000-memory.dmp
memory/3940-8-0x00007FF81BD60000-0x00007FF81C821000-memory.dmp
memory/3940-9-0x0000022E83090000-0x0000022E830B2000-memory.dmp
memory/3940-10-0x00007FF81BD60000-0x00007FF81C821000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ku2a3ux0.hpm.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/3940-22-0x00007FF81BD60000-0x00007FF81C821000-memory.dmp
memory/4420-23-0x00007FF81BD60000-0x00007FF81C821000-memory.dmp
memory/3432-24-0x0000000004ED0000-0x0000000004EE0000-memory.dmp
memory/3432-25-0x00000000058F0000-0x0000000005E94000-memory.dmp
memory/3432-26-0x0000000005EA0000-0x0000000005F32000-memory.dmp
memory/3432-27-0x00000000058B0000-0x00000000058BA000-memory.dmp
memory/3432-28-0x000000007432E000-0x000000007432F000-memory.dmp
memory/3432-29-0x0000000004ED0000-0x0000000004EE0000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-21 02:01
Reported
2024-06-21 02:04
Platform
win7-20231129-en
Max time kernel
117s
Max time network
119s
Command Line
Signatures
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe
"C:\Users\Admin\AppData\Local\Temp\a504370334b058a77d2aeb53aec960261d6a6f4e34cda37b199f67978cbcfb89.exe"
Network
Files
memory/944-0-0x000007FEF53C3000-0x000007FEF53C4000-memory.dmp
memory/944-1-0x00000000003A0000-0x00000000003BC000-memory.dmp
memory/944-2-0x000007FEF53C0000-0x000007FEF5DAC000-memory.dmp
memory/944-3-0x0000000000590000-0x00000000005F2000-memory.dmp
memory/944-4-0x000007FEF53C0000-0x000007FEF5DAC000-memory.dmp