Analysis

  • max time kernel
    148s
  • max time network
    134s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/09/2026, 14:30

General

  • Target
    2026-09-16_0a674b639f60ae2f6eab915e8fef9aaa_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe
  • Size 1.7MB
  • Sample260916-rt43fa1gpc
  • SHA256 ea010be32efd8a76d8217e09122d782217f43938187c3659f8dbcb62d12fe9d6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 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 4 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 9 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-16_0a674b639f60ae2f6eab915e8fef9aaa_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-16_0a674b639f60ae2f6eab915e8fef9aaa_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin0.bat" "
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4188
      • C:\Users\Admin\AppData\Roaming\Microsoft\Messenger\Extension\WdExt.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Messenger\Extension\WdExt.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:264
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat" "
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2700
          • C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe" /i 264
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:5796
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin2.bat" "
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:3432
              • C:\Users\Admin\AppData\Local\Temp\wtmps.exe
                "C:\Users\Admin\AppData\Local\Temp\wtmps.exe"
                7⤵
                • Executes dropped EXE
                • Drops file in System32 directory
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:4088
                • C:\Windows\SysWOW64\mscaps.exe
                  "C:\Windows\system32\mscaps.exe" /C:\Users\Admin\AppData\Local\Temp\wtmps.exe
                  8⤵
                  • Executes dropped EXE
                  PID:3120
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat" "
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:5848
  • C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:4848

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        939B.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\939B.tmp
        • Size 406B
        • SHA256 27e678bf5dc82219d6edd744f0b82567a26e40f8a9dcd6487205e13058e3ed1f
        • MD5 SHA1 SHA512 TLSH

        wtmps.exe

        • Path C:\Users\Admin\AppData\Local\Temp\wtmps.exe
        • Size 276KB
        • SHA256 3b20c853d4ca23240cd338b8cab16f1027c540ddfe9c4ffdca1624d2f923b373
        • MD5 SHA1 SHA512 SSDEEP TLSH

        launch.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe
        • Size 172KB
        • SHA256 6a7093440420306cf7de53421a67af8a1094771e0aab9535acbd748d08ed766c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WdExt.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Messenger\Extension\WdExt.exe
        • Size 1.7MB
        • SHA256 c545dcefc15ed2b0dfb8d3d3e2043c4f5250288bac0e53b2408de5261d040855
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Admin0.bat

        • Path C:\Users\Admin\AppData\Roaming\Temp\Admin0.bat
        • Size 129B
        • SHA256 b3c704b1a728004fc5e25899d72930a7466d7628dd6ddd795b3000897dfa4020
        • MD5 SHA1 SHA512 TLSH

        Admin1.bat

        • Path C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat
        • Size 358B
        • SHA256 fa5f7cf38131f6221dfb7ef893b9230ddb923dcd52d2d1209be20a0be81c9fad
        • MD5 SHA1 SHA512 TLSH

        Admin1.bat

        • Path C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat
        • Size 125B
        • SHA256 df1958e7a220b30f1801985cabbb47b43a0d810b6b8515edd06d19e4247ee048
        • MD5 SHA1 SHA512 TLSH

        Admin2.bat

        • Path C:\Users\Admin\AppData\Roaming\Temp\Admin2.bat
        • Size 102B
        • SHA256 4e7d460b8dc9f2c01b4c5a16fb956aced10127bc940e8039a80c6455901ea1f0
        • MD5 SHA1 SHA512 TLSH

        mydll.dll

        • Path C:\Users\Admin\AppData\Roaming\Temp\mydll.dll
        • Size 382KB
        • SHA256 f0a24c3d4e5f5948dd84a9db1206e07b904c6c12ff9e20de2a2ad7d6b04c6946
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mydll.dll

        • Path C:\Users\Admin\AppData\Roaming\Temp\mydll.dll
        • Size 382KB
        • SHA256 5c130fd7e962456900bb9a9c88425a9aacc7d879cf61c142ed9e43413b812556
        • MD5 SHA1 SHA512 SSDEEP

        mscaps.exe

        • Path C:\Windows\SysWOW64\mscaps.exe
        • Size 200KB
        • SHA256 2c4c9ec8e9291ba5c73f641af2e0c3e1bbd257ac40d9fb9d3faab7cebc978905
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1648-0-0x0000000010000000-0x0000000010015000-memory.dmp