Analysis Overview
SHA256
ab1c952a12e853bd77e417cd98b3cc4a1310a0f61c93f37f657a4724545a06f2
Threat Level: Known bad
The file tmp was found to be: Known bad.
Malicious Activity Summary
Detect Xworm Payload
Xworm
Drops startup file
Adds Run key to start application
Unsigned PE
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-02 23:07
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-02 23:07
Reported
2024-03-02 23:10
Platform
win7-20240221-en
Max time kernel
150s
Max time network
155s
Command Line
Signatures
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | nc.bmexcellentfocus.net | udp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
Files
memory/2864-0-0x0000000000D60000-0x0000000000D6A000-memory.dmp
memory/2864-1-0x000007FEF6030000-0x000007FEF6A1C000-memory.dmp
memory/2864-2-0x000000001B120000-0x000000001B1A0000-memory.dmp
memory/2864-3-0x000007FEF6030000-0x000007FEF6A1C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-02 23:07
Reported
2024-03-02 23:10
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
147s
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
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SecurityHealthSystray.lnk | C:\Windows\Explorer.EXE | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SecurityHealthSystray.lnk | C:\Windows\Explorer.EXE | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SecurityHealthSystray = "C:\\ProgramData\\SecurityHealthSystray.exe" | C:\Windows\Explorer.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4184 wrote to memory of 3388 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | nc.bmexcellentfocus.net | udp |
| ID | 153.92.8.74:443 | nc.bmexcellentfocus.net | tcp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.8.92.153.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | new-coder.cc | udp |
| CA | 107.175.3.10:7536 | new-coder.cc | tcp |
| US | 8.8.8.8:53 | 10.3.175.107.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
Files
memory/4184-0-0x0000021713060000-0x000002171306A000-memory.dmp
memory/4184-1-0x00007FFA9E5C0000-0x00007FFA9F081000-memory.dmp
memory/4184-2-0x00000217134B0000-0x00000217134C0000-memory.dmp
memory/3388-3-0x0000000002FD0000-0x0000000002FED000-memory.dmp
memory/4184-5-0x00007FFA9E5C0000-0x00007FFA9F081000-memory.dmp
memory/3388-6-0x00000000033E0000-0x00000000033FC000-memory.dmp
memory/3388-7-0x00007FFA9E5C0000-0x00007FFA9F081000-memory.dmp
memory/3388-8-0x00000000094C0000-0x00000000094D0000-memory.dmp
memory/3388-9-0x00000000094C0000-0x00000000094D0000-memory.dmp
memory/3388-10-0x00007FFA9E5C0000-0x00007FFA9F081000-memory.dmp
memory/3388-11-0x00000000094C0000-0x00000000094D0000-memory.dmp
memory/3388-12-0x00000000094C0000-0x00000000094D0000-memory.dmp