Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
04/05/2026, 12:46
General
- Target Lukas_XWormClient 7.2 .exe
- Size 88KB
- Sample260504-pzvd3sf14r
- SHA256 622a7ea63410a0597ceee3e2fb56e4b7588af2768ec8dd02139de7a35f2b3835
Malware Config
Signatures
- Family: Xworm
Xworm is a remote access trojan written in C#.
- Detect Xworm Payload 1 IoCs
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Lukas_XWormClient 7.2 .exe"C:\Users\Admin\AppData\Local\Temp\Lukas_XWormClient 7.2 .exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
-
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /target:exe /out:"C:\Users\Admin\AppData\Local\Temp\Lukas_XWormClient 7.2 .exe" "C:\Users\Admin\AppData\Local\Temp\guardian_src_3295320ee510453784c2365722d72d9f.cs"2⤵
- Suspicious use of WriteProcessMemory
-
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\RES7BB3.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC960D94AE35804090A0659CF732FCDA9B.TMP"3⤵
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
RES7BB3.tmp
CSC960D94AE35804090A0659CF732FCDA9B.TMP
guardian_src_3295320ee510453784c2365722d72d9f.cs
memory/2340-16-0x0000022F70DA0000-0x0000022F70DAC000-memory.dmp
memory/2472-7-0x0000000002620000-0x0000000002628000-memory.dmp
memory/2472-6-0x000000001C480000-0x000000001C4FC000-memory.dmp
memory/2472-0-0x00000000003B0000-0x00000000003CC000-memory.dmp
memory/2472-5-0x000000001C010000-0x000000001C486000-memory.dmp
memory/2472-3-0x000000001B030000-0x000000001B040000-memory.dmp
memory/2472-2-0x0000000002490000-0x000000000249C000-memory.dmp
memory/2472-1-0x000000001B030000-0x000000001B040000-memory.dmp
memory/2472-17-0x000000001CB50000-0x000000001CD12000-memory.dmp
memory/3012-14-0x000001E85B5F0000-0x000001E85B5FC000-memory.dmp