Analysis Overview
SHA256
e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846
Threat Level: Known bad
The file e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846.exe was found to be: Known bad.
Malicious Activity Summary
Detect Xworm Payload
Modifies WinLogon for persistence
Xworm
Xworm family
Loads dropped DLL
Executes dropped EXE
Legitimate hosting services abused for malware hosting/C2
Suspicious use of SetThreadContext
System Network Configuration Discovery: Internet Connection Discovery
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-14 03:16
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-14 03:16
Reported
2024-11-14 03:18
Platform
win7-20241010-en
Max time kernel
142s
Max time network
146s
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 |
| N/A | N/A | N/A | N/A |
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\Music\\Windows Security Health Host.exe," | C:\Windows\SysWOW64\reg.exe | N/A |
Xworm
Xworm family
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Music\Windows Security Health Host.exe | N/A |
| N/A | N/A | C:\Users\Admin\Music\Windows Security Health Host.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | pastebin.com | N/A | N/A |
| N/A | pastebin.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2804 set thread context of 2700 | N/A | C:\Users\Admin\Music\Windows Security Health Host.exe | C:\Users\Admin\Music\Windows Security Health Host.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\PING.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\reg.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\PING.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\PING.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\Music\Windows Security Health Host.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\Music\Windows Security Health Host.exe | N/A |
System Network Configuration Discovery: Internet Connection Discovery
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\Music\Windows Security Health Host.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\Music\Windows Security Health Host.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846.exe
"C:\Users\Admin\AppData\Local\Temp\e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c ping 127.0.0.1 -n 8 > nul && REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\Music\Windows Security Health Host.exe,"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 8
C:\Windows\SysWOW64\cmd.exe
"cmd" /c ping 127.0.0.1 -n 9 > nul && copy "C:\Users\Admin\AppData\Local\Temp\e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846.exe" "C:\Users\Admin\Music\Windows Security Health Host.exe" && ping 127.0.0.1 -n 9 > nul && "C:\Users\Admin\Music\Windows Security Health Host.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 9
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\Music\Windows Security Health Host.exe,"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 9
C:\Users\Admin\Music\Windows Security Health Host.exe
"C:\Users\Admin\Music\Windows Security Health Host.exe"
C:\Users\Admin\Music\Windows Security Health Host.exe
"C:\Users\Admin\Music\Windows Security Health Host.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | pastebin.com | udp |
| US | 172.67.19.24:443 | pastebin.com | tcp |
| FR | 213.32.110.214:6875 | tcp | |
| FR | 213.32.110.214:6875 | tcp | |
| FR | 213.32.110.214:6875 | tcp |
Files
memory/2820-0-0x0000000074D4E000-0x0000000074D4F000-memory.dmp
memory/2820-1-0x0000000001140000-0x00000000011B6000-memory.dmp
memory/2820-2-0x0000000074D40000-0x000000007542E000-memory.dmp
memory/2820-3-0x00000000003C0000-0x0000000000402000-memory.dmp
memory/2820-4-0x0000000074D40000-0x000000007542E000-memory.dmp
\Users\Admin\Music\Windows Security Health Host.exe
| MD5 | 73c088a54fd675be63ae50e1415bce9b |
| SHA1 | 968ca108ce1d803f69cc3e1833d6d56615342169 |
| SHA256 | e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846 |
| SHA512 | 109d80075631fae4a952b972073677aafdb8b6c70d7e6ac1add6d6bfb5bee9a5227c3691d229a70ac67b993f37464b89efaf87b62f6646b135311e04419f9c09 |
memory/2804-15-0x0000000000890000-0x0000000000906000-memory.dmp
memory/2804-16-0x0000000000AA0000-0x0000000000AE2000-memory.dmp
memory/2804-17-0x0000000000740000-0x000000000075A000-memory.dmp
memory/2804-18-0x0000000004100000-0x0000000004106000-memory.dmp
memory/2700-19-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2700-21-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2700-23-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2700-27-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/2700-25-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2700-28-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2700-30-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2700-31-0x0000000000400000-0x000000000040E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-14 03:16
Reported
2024-11-14 03:18
Platform
win10v2004-20241007-en
Max time kernel
143s
Max time network
147s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\Music\\Windows Security Health Host.exe," | C:\Windows\SysWOW64\reg.exe | N/A |
Xworm
Xworm family
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Music\Windows Security Health Host.exe | N/A |
| N/A | N/A | C:\Users\Admin\Music\Windows Security Health Host.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | pastebin.com | N/A | N/A |
| N/A | pastebin.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 824 set thread context of 4392 | N/A | C:\Users\Admin\Music\Windows Security Health Host.exe | C:\Users\Admin\Music\Windows Security Health Host.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\PING.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\Music\Windows Security Health Host.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\reg.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\PING.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\Music\Windows Security Health Host.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\PING.EXE | N/A |
System Network Configuration Discovery: Internet Connection Discovery
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\Music\Windows Security Health Host.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\Music\Windows Security Health Host.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846.exe
"C:\Users\Admin\AppData\Local\Temp\e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c ping 127.0.0.1 -n 8 > nul && REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\Music\Windows Security Health Host.exe,"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 8
C:\Windows\SysWOW64\cmd.exe
"cmd" /c ping 127.0.0.1 -n 18 > nul && copy "C:\Users\Admin\AppData\Local\Temp\e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846.exe" "C:\Users\Admin\Music\Windows Security Health Host.exe" && ping 127.0.0.1 -n 18 > nul && "C:\Users\Admin\Music\Windows Security Health Host.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 18
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\Music\Windows Security Health Host.exe,"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 18
C:\Users\Admin\Music\Windows Security Health Host.exe
"C:\Users\Admin\Music\Windows Security Health Host.exe"
C:\Users\Admin\Music\Windows Security Health Host.exe
"C:\Users\Admin\Music\Windows Security Health Host.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | pastebin.com | udp |
| US | 172.67.19.24:443 | pastebin.com | tcp |
| US | 8.8.8.8:53 | 24.19.67.172.in-addr.arpa | udp |
| FR | 213.32.110.214:6875 | tcp | |
| FR | 213.32.110.214:6875 | tcp | |
| FR | 213.32.110.214:6875 | tcp |
Files
memory/3608-0-0x000000007537E000-0x000000007537F000-memory.dmp
memory/3608-1-0x0000000000F20000-0x0000000000F96000-memory.dmp
memory/3608-2-0x0000000005810000-0x00000000058AC000-memory.dmp
memory/3608-3-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/3608-4-0x00000000058B0000-0x00000000058F2000-memory.dmp
memory/3608-5-0x0000000006180000-0x0000000006724000-memory.dmp
memory/3608-6-0x0000000005D70000-0x0000000005E02000-memory.dmp
memory/3608-7-0x0000000005D40000-0x0000000005D4A000-memory.dmp
memory/3608-8-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/3608-10-0x0000000075370000-0x0000000075B20000-memory.dmp
C:\Users\Admin\Music\Windows Security Health Host.exe
| MD5 | 73c088a54fd675be63ae50e1415bce9b |
| SHA1 | 968ca108ce1d803f69cc3e1833d6d56615342169 |
| SHA256 | e9cb28657a6dcd7e0f17f6e4f7d128351c389784bb027fdaba7f669794edc846 |
| SHA512 | 109d80075631fae4a952b972073677aafdb8b6c70d7e6ac1add6d6bfb5bee9a5227c3691d229a70ac67b993f37464b89efaf87b62f6646b135311e04419f9c09 |
memory/824-16-0x0000000000A70000-0x0000000000AE6000-memory.dmp
memory/824-17-0x0000000075340000-0x0000000075AF0000-memory.dmp
memory/824-18-0x0000000075340000-0x0000000075AF0000-memory.dmp
memory/824-19-0x0000000006DC0000-0x0000000006DDA000-memory.dmp
memory/824-20-0x00000000099D0000-0x00000000099D6000-memory.dmp
memory/824-21-0x0000000075340000-0x0000000075AF0000-memory.dmp
memory/4392-22-0x0000000000400000-0x000000000040E000-memory.dmp