Overview

overview

10

Static

static

3

d5c3b80d17...7a.exe

windows10-2004-x64

10

d5c3b80d17...7a.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    30/09/2026, 08:51

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General

  • Target
    d5c3b80d177cab4e4282c9eed9d0af2663928aab1985de6d3a2b57f61472677a.exe
  • Size 2.5MB
  • Sample260930-ksj8batepc
  • SHA256 d5c3b80d177cab4e4282c9eed9d0af2663928aab1985de6d3a2b57f61472677a
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
discoveryexecutionxmrigminerpersistence

Malware Config

Signatures

  • Family: xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

    minerxmrig
  • XMRig Miner payload 4 IoCs
    miner
  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops file in System32 directory 16 IoCs
  • Executes a VBScript file via the Windows Script Host. 1 TTPs 3 IoCs
    execution
  • 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.

    execution
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 8 IoCs

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

    discovery
  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5c3b80d177cab4e4282c9eed9d0af2663928aab1985de6d3a2b57f61472677a.exe
    "C:\Users\Admin\AppData\Local\Temp\d5c3b80d177cab4e4282c9eed9d0af2663928aab1985de6d3a2b57f61472677a.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4012
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Windows\System32\tmtu.vbs"
      2⤵
      • Drops file in System32 directory
      • Executes a VBScript file via the Windows Script Host.
      PID:820
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Windows\System32\fckv.vbs"
      2⤵
      • Checks computer location settings
      • Adds Run key to start application
      • Executes a VBScript file via the Windows Script Host.
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious use of WriteProcessMemory
      PID:3916
      • C:\Windows\System32\scrvt.exe
        "C:\Windows\System32\scrvt.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Reads the TCP/IP host and domain name from the registry
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:2816
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Windows\System32\cpp.bat" "
      2⤵
      • Drops file in System32 directory
      • Executes a command shell one-liner
      PID:3216
  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Windows\System32\fckv.vbs"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Executes a VBScript file via the Windows Script Host.
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious use of WriteProcessMemory
    PID:4196
    • C:\Windows\System32\scrvt.exe
      "C:\Windows\System32\scrvt.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:3384

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        cmrig.exe
        • Path C:\Windows\System32\cmrig.exe
        • Size 6.1MB
        • SHA256 023f838fa603ca595e6b44a8f1736769addda00f977251e714f5d19c50cfee34
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        config.json
        • Path C:\Windows\System32\config.json
        • Size 2KB
        • SHA256 ab4528196ac29681a897f4f2063bf46b9fa8605ee7a57103ae3b69acd2e08c62
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        cpp.bat
        • Path C:\Windows\System32\cpp.bat
        • Size 88B
        • SHA256 6005ec56303d8f32952dacb594d49fe5f873165452951fd1d4d58d39df1c9e47
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        fckv.vbs
        • Path C:\Windows\System32\fckv.vbs
        • Size 1KB
        • SHA256 02ac099de44ec85b52ca068deda66480e257485a66d37d76c7f86d4559fc0148
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        mbs.txt
        • Path C:\Windows\System32\mbs.txt
        • Size 170B
        • SHA256 af233dd85f24338894b35c7e2c06c1bedb15bce54bbe4f90b2b2caef2ee95f3f
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        scrvt.exe
        • Path C:\Windows\System32\scrvt.exe
        • Size 6.1MB
        • SHA256 9f2bcddf64af61bfbb339f6890d223fe0a2d61951930c65c8469f6e5d298b32d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        tmtu.vbs
        • Path C:\Windows\System32\tmtu.vbs
        • Size 369B
        • SHA256 2abcb5e26f257c681ec367f5aa7d9caafa877bfe92e6a7bbdd13ec479abb2b20
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/2816-25-0x000001E2E11E0000-0x000001E2E1200000-memory.dmp
        Download