Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
04/08/2026, 09:04
General
- Target Payment-Receipt.js
- Size 204KB
- Sample260804-k1wlbage89
- SHA256 dc695ef912e9d06bd58bd0691378633c76c83e310d393295f939685216e11292
Malware Config
Extracted
-
xworm
-
5.0
-
217.60.195.87:443
-
fRYmfJEicN6IvCQI
-
install_file
USB.exe
Signatures
- Family: Xworm
Xworm is a remote access trojan written in C#.
- Detect Xworm Payload 1 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Command and Scripting Interpreter: JavaScript 1 TTPs
- 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 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
-
C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\Payment-Receipt.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" "C:\Users\Admin\AppData\Local\Temp\mszztjhb\tmp_61822_d8f5.vbs"2⤵
- Checks computer location settings
- Executes a VBScript file via the Windows Script Host.
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -NoP -EP Bypass -NonInteractive -WindowStyle Hidden -File "C:\Users\Admin\AppData\Local\Temp\mszztjhb\clr_65920_d8c6.ps1"3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\x2i1remn\x2i1remn.cmdline"4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESA1F8.tmp" "c:\Users\Admin\AppData\Local\Temp\x2i1remn\CSC3C6F98FC9DF54CA7AFD39D9E8E3FE95.TMP"5⤵
-
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
-
-
-
-
C:\Windows\system32\wscript.exewscript.exe1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
RESA1F8.tmp
__PSScriptPolicyTest_lza1yieh.lhm.ps1
cfg_56171_d8b7
clr_65920_d8c6.ps1
tmp_12204_d8c6
tmp_61822_d8f5.vbs
x2i1remn.dll
CSC3C6F98FC9DF54CA7AFD39D9E8E3FE95.TMP
x2i1remn.0.cs
x2i1remn.cmdline
memory/1832-43-0x0000000005490000-0x000000000552C000-memory.dmp
memory/1832-42-0x0000000000400000-0x000000000040E000-memory.dmp
memory/4004-19-0x0000000005C80000-0x0000000005FD4000-memory.dmp
memory/4004-11-0x0000000005BD0000-0x0000000005C36000-memory.dmp
memory/4004-26-0x0000000006890000-0x00000000068AA000-memory.dmp
memory/4004-21-0x0000000006310000-0x000000000635C000-memory.dmp
memory/4004-20-0x00000000062C0000-0x00000000062DE000-memory.dmp
memory/4004-27-0x00000000072D0000-0x00000000072EA000-memory.dmp
memory/4004-40-0x00000000072F0000-0x00000000072F8000-memory.dmp
memory/4004-25-0x0000000007CB0000-0x000000000832A000-memory.dmp
memory/4004-10-0x0000000005420000-0x0000000005486000-memory.dmp
memory/4004-9-0x0000000005380000-0x00000000053A2000-memory.dmp
memory/4004-8-0x00000000055A0000-0x0000000005BC8000-memory.dmp
memory/4004-7-0x0000000002C70000-0x0000000002CA6000-memory.dmp
memory/4004-41-0x0000000007300000-0x0000000007308000-memory.dmp
memory/4004-44-0x0000000007730000-0x00000000077C6000-memory.dmp
memory/4004-45-0x00000000073C0000-0x00000000073E2000-memory.dmp
memory/4004-46-0x00000000088E0000-0x0000000008E84000-memory.dmp