Analysis

  • max time kernel
    298s
  • max time network
    302s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/08/2026, 05:01

General

  • Target
    hdp.dll
  • Size 5.6MB
  • Sample260823-fnxwdsshjc
  • SHA256 d7b7cec28ea90b651e77450011864e756baf721e226827727fe67f7d2502a9ce
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Badlisted process makes network request 64 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Discovers running processes 1 TTPs 5 IoCs

    Running process information can be used to identify security tools or plan follow-on actions.

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 19 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Delays execution with timeout.exe 5 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\hdp.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3360
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\hdp.dll,#1
      2⤵
      • Badlisted process makes network request
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:252
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im cmd.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4692
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c start "" /B cmd /C C:\Users\Admin\AppData\Local\Temp\S-1-5-21-3797332335-34111092-3597280141\S-1-5-21-3797332335-34111092-3597280141.CMD
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1744
        • C:\Windows\SysWOW64\cmd.exe
          cmd /C C:\Users\Admin\AppData\Local\Temp\S-1-5-21-3797332335-34111092-3597280141\S-1-5-21-3797332335-34111092-3597280141.CMD
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:996
          • C:\Windows\SysWOW64\tasklist.exe
            TASKLIST /FI "IMAGENAME eq rundll32.exe" /FO CSV
            5⤵
            • Discovers running processes
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:3096
          • C:\Windows\SysWOW64\find.exe
            FIND /I "rundll32.exe"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:4508
          • C:\Windows\SysWOW64\timeout.exe
            TIMEOUT /t 60 /nobreak
            5⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:2736
          • C:\Windows\SysWOW64\tasklist.exe
            TASKLIST /FI "IMAGENAME eq rundll32.exe" /FO CSV
            5⤵
            • Discovers running processes
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:4088
          • C:\Windows\SysWOW64\find.exe
            FIND /I "rundll32.exe"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:4340
          • C:\Windows\SysWOW64\timeout.exe
            TIMEOUT /t 60 /nobreak
            5⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:2880
          • C:\Windows\SysWOW64\tasklist.exe
            TASKLIST /FI "IMAGENAME eq rundll32.exe" /FO CSV
            5⤵
            • Discovers running processes
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:4380
          • C:\Windows\SysWOW64\find.exe
            FIND /I "rundll32.exe"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:5100
          • C:\Windows\SysWOW64\timeout.exe
            TIMEOUT /t 60 /nobreak
            5⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:3972
          • C:\Windows\SysWOW64\tasklist.exe
            TASKLIST /FI "IMAGENAME eq rundll32.exe" /FO CSV
            5⤵
            • Discovers running processes
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:2372
          • C:\Windows\SysWOW64\find.exe
            FIND /I "rundll32.exe"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:2616
          • C:\Windows\SysWOW64\timeout.exe
            TIMEOUT /t 60 /nobreak
            5⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:4624
          • C:\Windows\SysWOW64\tasklist.exe
            TASKLIST /FI "IMAGENAME eq rundll32.exe" /FO CSV
            5⤵
            • Discovers running processes
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:1504
          • C:\Windows\SysWOW64\find.exe
            FIND /I "rundll32.exe"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:1960
          • C:\Windows\SysWOW64\timeout.exe
            TIMEOUT /t 60 /nobreak
            5⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:5796

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        S-1-5-21-3797332335-34111092-3597280141.CMD

        • Path C:\Users\Admin\AppData\Local\Temp\S-1-5-21-3797332335-34111092-3597280141\S-1-5-21-3797332335-34111092-3597280141.CMD
        • Size 1KB
        • SHA256 cd3a9090afc4a6afcda2aead452796e3b64994bee8eee9e6a1e186fab8b0b568
        • MD5 SHA1 SHA512 TLSH