Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
01/09/2026, 23:29
General
- Target XWorm REC.exe
- Size 569KB
- Sample260901-3gyknsfc66
- SHA256 bbd9197767896d6730137ec8c36ae91cdd8980af2f9c275f670824de215e7507
Malware Config
Signatures
- Family: Xworm
Xworm is a remote access trojan written in C#.
- Detect Xworm Payload 1 IoCs
- Executes dropped EXE 7 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 5 IoCs
- Suspicious use of WriteProcessMemory 4 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
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C:\Users\Admin\AppData\Local\Temp\XWorm REC.exe"C:\Users\Admin\AppData\Local\Temp\XWorm REC.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\ProgramData\rce .exe"C:\ProgramData\rce .exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\MasonDrop\XWormExploit.exe"C:\Users\Admin\AppData\Local\Temp\MasonDrop\XWormExploit.exe"3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\MasonDrop\svshost.exe"C:\Users\Admin\AppData\Local\Temp\MasonDrop\svshost.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /tn "svshost" /tr "C:\Users\Admin\AppData\Roaming\svshost.exe"4⤵
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Roaming\svshost.exeC:\Users\Admin\AppData\Roaming\svshost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Roaming\svshost.exeC:\Users\Admin\AppData\Roaming\svshost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Roaming\svshost.exeC:\Users\Admin\AppData\Roaming\svshost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Roaming\svshost.exeC:\Users\Admin\AppData\Roaming\svshost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
rce .exe
svshost.exe.log
XWormExploit.exe
svshost.exe
memory/2996-0-0x0000000000120000-0x00000000001B6000-memory.dmp
memory/2996-1-0x00000000023C0000-0x00000000023D0000-memory.dmp
memory/2996-2-0x000000001C2D0000-0x000000001C33A000-memory.dmp
memory/3332-38-0x00007FF756240000-0x00007FF75624D000-memory.dmp
memory/3420-35-0x0000000000CD0000-0x0000000000D14000-memory.dmp
memory/3420-36-0x0000000002DF0000-0x0000000002DF8000-memory.dmp
memory/3448-24-0x0000000000AB0000-0x0000000000ADC000-memory.dmp