Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
08/09/2026, 11:18
General
- Target Teklif Talebi-Sipariş-VSP251456.exe
- Size 868KB
- Sample260908-negf2sam21
- SHA256 9c1a7c0df8bfa2e8a3c461d469545b47749a5f2de3289c9568698158d20ea8d1
Malware Config
Extracted
-
xworm
-
5.0
-
203.202.232.132:2828
-
kVxkZtkrOGTkWMz4
-
install_file
USB.exe
Signatures
- Family: Xworm
Xworm is a remote access trojan written in C#.
- Detect Xworm Payload 4 IoCs
- Creates a file in the Startup directory 1 TTPs 2 IoCs
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
- Executes dropped EXE 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Teklif Talebi-Sipariş-VSP251456.exe"C:\Users\Admin\AppData\Local\Temp\Teklif Talebi-Sipariş-VSP251456.exe"1⤵
- Creates a file in the Startup directory
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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\jsc.exe" "C:\Users\Admin\AppData\Local\Temp\guardian_src_8ac697dd2974467882e1374907ae1c7c.cs"3⤵
- 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\RESBDFC.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCFAA0796E2B724B71909FD75A330ABEF.TMP"4⤵
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-
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C:\Users\Admin\AppData\Local\Temp\jsc.exe"C:\Users\Admin\AppData\Local\Temp\jsc.exe" 37843⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
RESBDFC.tmp
jsc.exe
CSCFAA0796E2B724B71909FD75A330ABEF.TMP
guardian_src_8ac697dd2974467882e1374907ae1c7c.cs
memory/1572-0-0x0000000000590000-0x0000000000592000-memory.dmp
memory/3784-6-0x0000000004F50000-0x0000000004FEC000-memory.dmp
memory/3784-8-0x0000000000520000-0x000000000052F000-memory.dmp
memory/3784-10-0x0000000005FF0000-0x0000000006082000-memory.dmp
memory/3784-11-0x0000000006640000-0x0000000006BE4000-memory.dmp
memory/3784-12-0x0000000006190000-0x000000000620C000-memory.dmp
memory/3784-13-0x0000000006210000-0x0000000006244000-memory.dmp
memory/3784-14-0x0000000006240000-0x0000000006246000-memory.dmp
memory/3784-7-0x00000000055F0000-0x0000000005656000-memory.dmp
memory/3784-5-0x0000000000520000-0x000000000052E000-memory.dmp
memory/3784-4-0x0000000000520000-0x000000000052F000-memory.dmp
memory/3784-2-0x0000000000520000-0x000000000052F000-memory.dmp
memory/5752-26-0x0000000000270000-0x0000000000278000-memory.dmp