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
    29/10/2026, 18:45

General

  • Target
    mw3.exe
  • Size 3.8MB
  • Sample261029-xee3nasx4k
  • SHA256 f05e79442b2ee0fcda6ac319ecd0d1c45a56bbe418a0fcdc40209daee95dea67
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: DarkSideRAT

    DarkSideRAT is a remote access trojan.

  • Detects DarkSideRAT 1 IoCs
  • Downloads MZ/PE file 1 IoCs
  • Sets service image path in registry 3 TTPs 1 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

  • Executes dropped EXE 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

  • 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 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\mw3.exe
    "C:\Users\Admin\AppData\Local\Temp\mw3.exe"
    1⤵
    • Downloads MZ/PE file
    • Drops file in Windows directory
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious use of WriteProcessMemory
    PID:2248
    • C:\Windows\SoftwareDistribution\Download\Y4ZnG.exe
      "C:\Windows\SoftwareDistribution\Download\Y4ZnG.exe" -map C:\Windows\SoftwareDistribution\Download\Y4ZnG.sys
      2⤵
      • Sets service image path in registry
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: LoadsDriver
      • Suspicious use of AdjustPrivilegeToken
      PID:2660
    • C:\Windows\system32\cmd.exe
      /c start C:\Users\Admin\AppData\Local\Temp\ox_1793299550720.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3184
      • C:\Users\Admin\AppData\Local\Temp\ox_1793299550720.exe
        C:\Users\Admin\AppData\Local\Temp\ox_1793299550720.exe
        3⤵
        • Executes dropped EXE
        PID:4232
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c pause
      2⤵
      • Executes a command shell one-liner
      PID:1640

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Retev[1].htm

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\2T8DCGKW\Retev[1].htm
        • Size 67KB
        • SHA256 245c4870dbf4b2f0102835addb1780d845bd1c31d5ac2a8ac7a5dfe993d6365f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Y4ZnG.exe

        • Path C:\Windows\SoftwareDistribution\Download\Y4ZnG.exe
        • Size 1.8MB
        • SHA256 46dd000e731a51f59b2c5483447e179a10cb3e01d9256bd6a9567eb1ee7425df
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2248-0-0x0000000140000000-0x00000001403CE000-memory.dmp

        memory/2248-32-0x0000000140000000-0x00000001403CE000-memory.dmp