Analysis Overview
SHA256
1bee8362e0fffaa161de96775b92a2b6be47e65798251d0bfd4b82d134cfbd89
Threat Level: Known bad
The file Injector2.exe was found to be: Known bad.
Malicious Activity Summary
Detect Xworm Payload
Xworm
Xworm family
Executes dropped EXE
Drops startup file
Checks computer location settings
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-31 13:09
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
2024-05-31 13:09
Reported
2024-05-31 13:12
Platform
win7-20240215-en
Max time kernel
149s
Max time network
148s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| 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\Runtime Broker.lnk | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Runtime Broker.lnk | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\Runtime Broker = "C:\\Users\\Admin\\AppData\\Roaming\\Runtime Broker.exe" | C:\Users\Admin\AppData\Local\Temp\Injector2.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:\Users\Admin\AppData\Local\Temp\Injector2.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2824 wrote to memory of 2216 | N/A | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | C:\Windows\System32\schtasks.exe |
| PID 2824 wrote to memory of 2216 | N/A | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | C:\Windows\System32\schtasks.exe |
| PID 2824 wrote to memory of 2216 | N/A | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | C:\Windows\System32\schtasks.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\Injector2.exe
"C:\Users\Admin\AppData\Local\Temp\Injector2.exe"
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Runtime Broker" /tr "C:\Users\Admin\AppData\Roaming\Runtime Broker.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {A02FF248-53E1-4E8A-8356-C10C735F3CE8} S-1-5-21-2248906074-2862704502-246302768-1000:GHPZRGFC\Admin:Interactive:[1]
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | rat234678235481254.ddns.net | udp |
| DE | 62.227.254.67:4782 | rat234678235481254.ddns.net | tcp |
Files
memory/2824-0-0x000007FEF55E3000-0x000007FEF55E4000-memory.dmp
memory/2824-1-0x00000000012C0000-0x0000000001316000-memory.dmp
memory/2824-6-0x000007FEF55E0000-0x000007FEF5FCC000-memory.dmp
memory/2824-7-0x000007FEF55E3000-0x000007FEF55E4000-memory.dmp
memory/2824-8-0x000007FEF55E0000-0x000007FEF5FCC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-31 13:09
Reported
2024-05-31 13:12
Platform
win10v2004-20240426-en
Max time kernel
150s
Max time network
149s
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
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\Injector2.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Runtime Broker.lnk | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Runtime Broker.lnk | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Runtime Broker.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Runtime Broker.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Runtime Broker.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\Runtime Broker = "C:\\Users\\Admin\\AppData\\Roaming\\Runtime Broker.exe" | C:\Users\Admin\AppData\Local\Temp\Injector2.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:\Users\Admin\AppData\Local\Temp\Injector2.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Runtime Broker.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Runtime Broker.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Runtime Broker.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1340 wrote to memory of 4344 | N/A | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | C:\Windows\System32\schtasks.exe |
| PID 1340 wrote to memory of 4344 | N/A | C:\Users\Admin\AppData\Local\Temp\Injector2.exe | C:\Windows\System32\schtasks.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\Injector2.exe
"C:\Users\Admin\AppData\Local\Temp\Injector2.exe"
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Runtime Broker" /tr "C:\Users\Admin\AppData\Roaming\Runtime Broker.exe"
C:\Users\Admin\AppData\Roaming\Runtime Broker.exe
"C:\Users\Admin\AppData\Roaming\Runtime Broker.exe"
C:\Users\Admin\AppData\Roaming\Runtime Broker.exe
"C:\Users\Admin\AppData\Roaming\Runtime Broker.exe"
C:\Users\Admin\AppData\Roaming\Runtime Broker.exe
"C:\Users\Admin\AppData\Roaming\Runtime Broker.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rat234678235481254.ddns.net | udp |
| DE | 62.227.254.67:4782 | rat234678235481254.ddns.net | tcp |
| US | 8.8.8.8:53 | 67.254.227.62.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.173.189.20.in-addr.arpa | udp |
Files
memory/1340-0-0x00007FFD7D5F3000-0x00007FFD7D5F5000-memory.dmp
memory/1340-1-0x0000000000660000-0x00000000006B6000-memory.dmp
memory/1340-6-0x00007FFD7D5F0000-0x00007FFD7E0B1000-memory.dmp
C:\Users\Admin\AppData\Roaming\Runtime Broker.exe
| MD5 | 3e1b6c00c152ecd0945df66e71caa4c1 |
| SHA1 | 6b4e5c1646cac905034b740205f6003a73e872dc |
| SHA256 | 1bee8362e0fffaa161de96775b92a2b6be47e65798251d0bfd4b82d134cfbd89 |
| SHA512 | 82a8682d63cb88e74667b9a4824e8d832aa9116fd8854e9debc0912ce1a5437544db213e363a6cfbf42bd5a1b0ed6ba4f622803759ca66e6ab50c4ad34b4627b |
memory/436-9-0x00007FFD7D5F0000-0x00007FFD7E0B1000-memory.dmp
memory/436-11-0x00007FFD7D5F0000-0x00007FFD7E0B1000-memory.dmp
memory/1340-12-0x00007FFD7D5F3000-0x00007FFD7D5F5000-memory.dmp
memory/1340-13-0x00007FFD7D5F0000-0x00007FFD7E0B1000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\Runtime Broker.exe.log
| MD5 | 2ff39f6c7249774be85fd60a8f9a245e |
| SHA1 | 684ff36b31aedc1e587c8496c02722c6698c1c4e |
| SHA256 | e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced |
| SHA512 | 1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1 |