Analysis
- max time kernel
136s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
22/08/2024, 05:08
General
- Target st.exe
- Size 146KB
- Sample240822-fsj54azdph
- SHA256 609ff8ec6dfdf73827b343e09ee5bae9293f6ecdc93d1d27769741b9ef59bc3b
Malware Config
Extracted
-
xworm
-
5.0
-
79.110.49.169:18455
-
ZIfbeNJG6quCBPAv
-
install_file
USB.exe
-
telegram
https://api.telegram.org/bot7421823310:AAEo0H5R-L0KBdNpY4xJ8pNNVrrR1MhBvhY/sendMessage?chat_id=1471391647
Signatures
- Detect Xworm Payload 1 IoCs
- Xworm
Xworm is a remote access trojan written in C#.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\st.exe"C:\Users\Admin\AppData\Local\Temp\st.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Add-MpPreference -ExclusionPath 'C:\'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_ctmw2vyo.2gm.ps1
memory/1204-20-0x00007FF850B83000-0x00007FF850B85000-memory.dmp
memory/1204-0-0x00007FF850B83000-0x00007FF850B85000-memory.dmp
memory/1204-3-0x00007FF850B80000-0x00007FF851641000-memory.dmp
memory/1204-21-0x000002181D540000-0x000002181D554000-memory.dmp
memory/1204-1-0x000002181B7B0000-0x000002181B7DA000-memory.dmp
memory/1204-24-0x00007FF850B80000-0x00007FF851641000-memory.dmp
memory/1204-2-0x000002181BB80000-0x000002181BB9A000-memory.dmp
memory/2404-5-0x00007FF850B80000-0x00007FF851641000-memory.dmp
memory/2404-16-0x00007FF850B80000-0x00007FF851641000-memory.dmp
memory/2404-15-0x00007FF850B80000-0x00007FF851641000-memory.dmp
memory/2404-19-0x00007FF850B80000-0x00007FF851641000-memory.dmp
memory/2404-4-0x000001F8FE5D0000-0x000001F8FE5F2000-memory.dmp
memory/2820-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2820-25-0x000000007493E000-0x000000007493F000-memory.dmp
memory/2820-26-0x00000000050E0000-0x000000000517C000-memory.dmp
memory/2820-27-0x00000000058E0000-0x0000000005E84000-memory.dmp
memory/2820-28-0x00000000054A0000-0x0000000005506000-memory.dmp
memory/2820-29-0x00000000056B0000-0x0000000005742000-memory.dmp
memory/2820-30-0x0000000005660000-0x000000000566A000-memory.dmp
memory/2820-31-0x000000007493E000-0x000000007493F000-memory.dmp