Analysis
- max time kernel
148s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
08/09/2026, 12:26
General
- Target adv.exe
- Size 54KB
- Sample260908-pmlleabl7y
- SHA256 7080f4bc897a2104eb929a51ece5e6926c7509c61e2b3d4496cdb31d12bc40af
Malware Config
Extracted
-
xworm
-
XWorm V6.0
-
17.tcp.cpolar.top:11721
-
Install_directory
%AppData%
-
install_file
svchost.exe
Signatures
- Family: Xworm
Xworm is a remote access trojan written in C#.
- Detect Xworm Payload 2 IoCs
- Creates a file in the Startup directory 1 TTPs 2 IoCs
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
- Executes dropped EXE 3 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\adv.exe"C:\Users\Admin\AppData\Local\Temp\adv.exe"1⤵
- Creates a file in the Startup directory
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "svchost" /tr "C:\Users\Admin\AppData\Roaming\svchost.exe"2⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Roaming\svchost.exeC:\Users\Admin\AppData\Roaming\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
-
C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
svchost.exe
memory/4936-10-0x00007FFBBA840000-0x00007FFBBB1E4000-memory.dmp
memory/4936-2-0x00007FFBBA840000-0x00007FFBBB1E4000-memory.dmp
memory/4936-3-0x00007FFBBA840000-0x00007FFBBB1E4000-memory.dmp
memory/4936-4-0x00007FFBBA840000-0x00007FFBBB1E4000-memory.dmp
memory/4936-5-0x00007FFBBA840000-0x00007FFBBB1E4000-memory.dmp
memory/4936-0-0x00007FFBBA9CF000-0x00007FFBBA9D0000-memory.dmp
memory/4936-1-0x00000000007F0000-0x0000000000804000-memory.dmp
memory/4936-16-0x00007FFBBA840000-0x00007FFBBB1E4000-memory.dmp
memory/4936-17-0x00007FFBBA840000-0x00007FFBBB1E4000-memory.dmp
memory/6792-13-0x00007FFBBA840000-0x00007FFBBB1E4000-memory.dmp
memory/6792-15-0x00007FFBBA840000-0x00007FFBBB1E4000-memory.dmp
memory/6792-14-0x00007FFBBA840000-0x00007FFBBB1E4000-memory.dmp