Analysis

  • max time kernel
    148s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/11/2026, 19:55

General

  • Target
    VixenCleanerV3.exe
  • Size 1.1MB
  • Sample261104-ynbl9sft8l
  • SHA256 f514040f57487de6eb6a06d42f860ceacc63b43fea4433313b478df1ca5892ba
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Manipulates Digital Signatures 1 IoCs

    Attackers can apply techniques such as modifying certain DLL exports to make their binary seem valid.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in System32 directory 64 IoCs
  • Modifies termsrv.dll 1 TTPs 1 IoCs

    Commonly used to allow simultaneous RDP sessions.

  • Drops file in Windows directory 64 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VixenCleanerV3.exe
    "C:\Users\Admin\AppData\Local\Temp\VixenCleanerV3.exe"
    1⤵
    • Manipulates Digital Signatures
    • Writes to the Master Boot Record (MBR)
    • Drops file in System32 directory
    • Modifies termsrv.dll
    • Drops file in Windows directory
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    PID:2456

Network

        MITRE ATT&CK Enterprise v16

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        Downloads