Analysis
- user interaction
yes - max time kernel
150s - max time network
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
04/10/2026, 12:18
General
- Target XWorm V7.4.exe
- Size 22.1MB
- Sample261004-pgt1latsbx
- SHA256 98f0a3fe8cedb340ace6bd1dcb57360d75e52b63074fb39cad09811da8ff4378
Malware Config
Extracted
-
xworm
-
5.0
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HKb84SZP9TF8RhtY
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install_file
USB.exe
-
localhost
127.0.0.1
Signatures
- Family: Xworm
Xworm is a remote access trojan written in C#.
- Detect Xworm Payload 3 IoCs
- Downloads MZ/PE file 1 IoCs
- Executes dropped EXE 2 IoCs
- Uses the VBS compiler for execution 1 TTPs
- Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates video capture drivers 2 TTPs 1 IoCs
Queries the legacy Video for Windows capture drivers. This is commonly abused by RATs to check for available webcams on the system before reporting to their C2.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Modifies Control Panel 1 IoCs
- Modifies registry class 63 IoCs
- Suspicious behavior: EnumeratesProcesses 23 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 5 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of SendNotifyMessage 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\XWorm V7.4.exe"C:\Users\Admin\AppData\Local\Temp\XWorm V7.4.exe"1⤵
- Downloads MZ/PE file
- Reads the TCP/IP host and domain name from the registry
- Enumerates system info in registry
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\zh2fbpd1\zh2fbpd1.cmdline"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESAA6A.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc8158410175914086ACE0259981DBD9EE.TMP"3⤵
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C:\Users\Admin\AppData\Local\Temp\neux_20aza.exe"C:\Users\Admin\AppData\Local\Temp\neux_20aza.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe3⤵
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x0000000000000504 0x00000000000004EC1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\Desktop\XWormClient.exe"C:\Users\Admin\Desktop\XWormClient.exe"1⤵
- Executes dropped EXE
- Enumerates video capture drivers
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
RESAA6A.tmp
neux_20aza.exe
vbc8158410175914086ACE0259981DBD9EE.TMP
zh2fbpd1.0.vb
zh2fbpd1.cmdline
XWormClient.exe
memory/1940-39-0x00000000010F0000-0x00000000010F6000-memory.dmp
memory/1940-34-0x00000000006E0000-0x00000000006EE000-memory.dmp
memory/1940-38-0x000000001B5C0000-0x000000001B600000-memory.dmp
memory/2128-57-0x00000000032F0000-0x00000000032F8000-memory.dmp
memory/2128-54-0x0000000003240000-0x000000000325A000-memory.dmp
memory/2128-53-0x0000000003180000-0x0000000003188000-memory.dmp
memory/2128-52-0x0000000003160000-0x000000000317C000-memory.dmp
memory/2128-50-0x00000000006C0000-0x0000000000752000-memory.dmp
memory/2128-51-0x00000000031A0000-0x00000000031C2000-memory.dmp
memory/5792-3-0x00007FFDBC800000-0x00007FFDBD1A4000-memory.dmp
memory/5792-37-0x0000000023650000-0x0000000023932000-memory.dmp
memory/5792-17-0x00007FFDBC800000-0x00007FFDBD1A4000-memory.dmp
memory/5792-18-0x00007FFDBC800000-0x00007FFDBD1A4000-memory.dmp
memory/5792-19-0x000000002CF70000-0x000000002D0D8000-memory.dmp
memory/5792-6-0x00007FFDBC800000-0x00007FFDBD1A4000-memory.dmp
memory/5792-5-0x00007FFDBC800000-0x00007FFDBD1A4000-memory.dmp
memory/5792-4-0x00007FFDBC800000-0x00007FFDBD1A4000-memory.dmp
memory/5792-7-0x00007FFDBC800000-0x00007FFDBD1A4000-memory.dmp
memory/5792-2-0x0000000000340000-0x000000000195C000-memory.dmp
memory/5792-15-0x00007FFDBC800000-0x00007FFDBD1A4000-memory.dmp
memory/5792-35-0x00000000232D0000-0x0000000023352000-memory.dmp
memory/5792-36-0x0000000022CA0000-0x0000000022CCC000-memory.dmp
memory/5792-16-0x00007FFDBC800000-0x00007FFDBD1A4000-memory.dmp
memory/5792-14-0x00000000021D0000-0x000000000220C000-memory.dmp
memory/5792-0-0x00007FFDBC98F000-0x00007FFDBC990000-memory.dmp
memory/5792-40-0x0000000023940000-0x000000002399C000-memory.dmp
memory/5792-41-0x0000000022950000-0x0000000022958000-memory.dmp
memory/5792-1-0x00007FFDBC800000-0x00007FFDBD1A4000-memory.dmp
memory/5792-13-0x0000000021EB0000-0x0000000021FD6000-memory.dmp
memory/5792-12-0x00007FFDBC800000-0x00007FFDBD1A4000-memory.dmp
memory/5792-11-0x00007FFDBC800000-0x00007FFDBD1A4000-memory.dmp
memory/5792-10-0x0000000021DB0000-0x0000000021DC2000-memory.dmp
memory/5792-9-0x000000001EA70000-0x000000001EC64000-memory.dmp
memory/5792-8-0x000000001C740000-0x000000001DA6C000-memory.dmp
memory/5924-58-0x0000000140000000-0x0000000140011000-memory.dmp