Analysis
- max time kernel
149s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
02/07/2026, 08:12
General
- Target xbbd9b8056f45e78c75028f31179a89b92e5d75e179ee2fcde1e3d57ee2264538.exe
- Size 4.0MB
- Sample260702-j38g8aet91
- SHA256 bbd9b8056f45e78c75028f31179a89b92e5d75e179ee2fcde1e3d57ee2264538
Malware Config
Extracted
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xworm
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5.0
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laohen1.myvnc.com:443
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wghJabVgYyWEdcPA
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install_file
USB.exe
Signatures
- Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
- Family: Xworm
Xworm is a remote access trojan written in C#.
- Detect Xworm Payload 1 IoCs
- Detects DonutLoader 1 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
- Executes dropped EXE 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 33 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\xbbd9b8056f45e78c75028f31179a89b92e5d75e179ee2fcde1e3d57ee2264538.exe"C:\Users\Admin\AppData\Local\Temp\xbbd9b8056f45e78c75028f31179a89b92e5d75e179ee2fcde1e3d57ee2264538.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\WindowsDefender483ef1\taskhost483ef1.exeC:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\WindowsDefender483ef1\taskhost483ef1.exe3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -NoP -W Hidden -Command -4⤵
- Command and Scripting Interpreter: PowerShell
- 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" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\m3xf2v0a\m3xf2v0a.cmdline"5⤵
- 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\RESA520.tmp" "c:\Users\Admin\AppData\Local\Temp\m3xf2v0a\CSC27502E627BC642C6BBE0203AB353D0D6.TMP"6⤵
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\WindowsDefender483ef1\wuauclt483ef1.xml3⤵
- 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" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\hg3ftgfc\hg3ftgfc.cmdline"4⤵
- 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\RESA29F.tmp" "c:\Users\Admin\AppData\Local\Temp\hg3ftgfc\CSCDD860695756486B8862CC6B5788F9F.TMP"5⤵
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
RESA29F.tmp
RESA520.tmp
hg3ftgfc.dll
hg3ftgfc.pdb
m3xf2v0a.dll
csrss483ef1.png
taskhost483ef1.exe
wuauclt483ef1.xml
CSCDD860695756486B8862CC6B5788F9F.TMP
hg3ftgfc.0.cs
hg3ftgfc.cmdline
CSC27502E627BC642C6BBE0203AB353D0D6.TMP
m3xf2v0a.0.cs
m3xf2v0a.cmdline
memory/1228-12-0x000001946CD10000-0x000001946CD32000-memory.dmp
memory/1228-21-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-23-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-24-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-25-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-26-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-28-0x000001946D160000-0x000001946D1A8000-memory.dmp
memory/1228-71-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-69-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-22-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-20-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-18-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-16-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-15-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-11-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-65-0x000001946CDC0000-0x000001946CDC8000-memory.dmp
memory/1228-10-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1228-6-0x00007FFB0AADF000-0x00007FFB0AAE0000-memory.dmp
memory/1412-33-0x000001A3AF530000-0x000001A3AF5A6000-memory.dmp
memory/1412-29-0x000001A3969D0000-0x000001A396A14000-memory.dmp
memory/1412-73-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1412-45-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1412-68-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1412-67-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1412-41-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1412-32-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1412-30-0x000001A3AF840000-0x000001A3AF9BC000-memory.dmp
memory/1412-52-0x000001A396770000-0x000001A396778000-memory.dmp
memory/1412-17-0x000001A3967C0000-0x000001A3967F0000-memory.dmp
memory/1412-9-0x000001A3AF250000-0x000001A3AF3AA000-memory.dmp
memory/1412-8-0x000001A3966C0000-0x000001A3966DA000-memory.dmp
memory/1412-7-0x000001A394A60000-0x000001A394A9E000-memory.dmp
memory/1412-38-0x00007FFB0A950000-0x00007FFB0B2F4000-memory.dmp
memory/1412-31-0x000001A3AFBA0000-0x000001A3AFF00000-memory.dmp
memory/1412-27-0x000001A3AF5E0000-0x000001A3AF702000-memory.dmp
memory/3484-72-0x0000000003790000-0x000000000379E000-memory.dmp
memory/3484-66-0x00000000030E0000-0x00000000030F0000-memory.dmp