Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
05/05/2026, 04:31
General
- Target PO-1404-T-268-pdf.exe
- Size 1.8MB
- Sample260505-e5krqacv2p
- SHA256 bc84425e91709166a5dfbd93ace6b3ad24db1eae82da1b78282b55de277e3482
Malware Config
Extracted
-
xworm
-
5.0
-
107.173.143.20:7004
-
SyYYqdoljYBl4one
-
install_file
USB.exe
Signatures
- Family: Xworm
Xworm is a remote access trojan written in C#.
- Detect Xworm Payload 1 IoCs
- Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs
- Drops startup file 2 IoCs
- Executes dropped EXE 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 23 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 9 IoCs
- Suspicious use of SendNotifyMessage 9 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
-
C:\Users\Admin\AppData\Local\Temp\PO-1404-T-268-pdf.exe"C:\Users\Admin\AppData\Local\Temp\PO-1404-T-268-pdf.exe"2⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\InformationCheck.exe"C:\Users\Admin\AppData\Local\Temp\InformationCheck.exe" "C:\Users\Admin\AppData\Local\Temp\Details.html"3⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops startup file
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
-
-
C:\Windows\SysWOW64\cmd.execmd /k echo [InternetShortcut] > "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startupanimage_dg.url" & echo URL="C:\Users\Admin\AppData\Local\WordGenius Technologies\SwiftWrite.js" >> "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startupanimage_dg.url" & exit2⤵
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\Temp\jsc.exeC:\Users\Admin\AppData\Local\Temp\jsc.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
Details.html
InformationCheck.exe
jsc.exe
memory/644-12-0x000001CAAA5D0000-0x000001CAAA6F0000-memory.dmp
memory/1712-30-0x0000000006340000-0x00000000068E6000-memory.dmp
memory/1712-24-0x0000000000D70000-0x0000000000D80000-memory.dmp
memory/1712-27-0x00000000058A0000-0x000000000593C000-memory.dmp
memory/1712-31-0x0000000006230000-0x00000000062C2000-memory.dmp
memory/1712-32-0x00000000061C0000-0x00000000061CA000-memory.dmp
memory/1712-34-0x0000000003220000-0x000000000322B000-memory.dmp
memory/1712-33-0x00000000017A0000-0x00000000018B2000-memory.dmp
memory/1712-35-0x00000000069E0000-0x0000000006A46000-memory.dmp
memory/1712-36-0x00000000017A0000-0x00000000018B2000-memory.dmp
memory/1712-48-0x00000000017A0000-0x00000000018B2000-memory.dmp
memory/1712-50-0x00000000017A0000-0x00000000018B2000-memory.dmp
memory/4568-29-0x0000000002580000-0x0000000002642000-memory.dmp
memory/4568-21-0x0000000002580000-0x0000000002642000-memory.dmp