Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-01-2025 19:09

General

  • Target

    Spoofer/SpooferByKox.exe

  • Size

    37KB

  • MD5

    8cd29796f726b13449bcb6add0978d91

  • SHA1

    58bac53109e20c8823ae6e0badf295064de1b2ed

  • SHA256

    17e23b6b16ac79160e2627851c2f2964ccc0d1eb20997d4ab80ac330f1cb43e1

  • SHA512

    d8b929ed61e26ca67f2d742e3b4c0f84555c17f2143e62000bef99a676a00095f54d48633cefd9c2dc890dfff2a0ee7c0fa94a9fb44ecc8abd40a63ee894e3df

  • SSDEEP

    384:zcSvEiTbTvpWNcZ0y8fvCv3v3cLkacpjrAF+rMRTyN/0L+EcoinblneHQM3epzXs:AS7TZ38fvCv3E1c1rM+rMRa8NunGt

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Spoofer\SpooferByKox.exe
    "C:\Users\Admin\AppData\Local\Temp\Spoofer\SpooferByKox.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:116
    • C:\Users\Admin\AppData\Roaming\server.exe
      "C:\Users\Admin\AppData\Roaming\server.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4104
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:1460

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\server.exe

    Filesize

    37KB

    MD5

    8cd29796f726b13449bcb6add0978d91

    SHA1

    58bac53109e20c8823ae6e0badf295064de1b2ed

    SHA256

    17e23b6b16ac79160e2627851c2f2964ccc0d1eb20997d4ab80ac330f1cb43e1

    SHA512

    d8b929ed61e26ca67f2d742e3b4c0f84555c17f2143e62000bef99a676a00095f54d48633cefd9c2dc890dfff2a0ee7c0fa94a9fb44ecc8abd40a63ee894e3df

  • memory/116-0-0x00000000749B2000-0x00000000749B3000-memory.dmp

    Filesize

    4KB

  • memory/116-1-0x00000000749B0000-0x0000000074F61000-memory.dmp

    Filesize

    5.7MB

  • memory/116-2-0x00000000749B0000-0x0000000074F61000-memory.dmp

    Filesize

    5.7MB

  • memory/116-12-0x00000000749B0000-0x0000000074F61000-memory.dmp

    Filesize

    5.7MB

  • memory/4104-13-0x00000000749B0000-0x0000000074F61000-memory.dmp

    Filesize

    5.7MB

  • memory/4104-14-0x00000000749B0000-0x0000000074F61000-memory.dmp

    Filesize

    5.7MB

  • memory/4104-15-0x00000000749B0000-0x0000000074F61000-memory.dmp

    Filesize

    5.7MB

  • memory/4104-17-0x00000000749B0000-0x0000000074F61000-memory.dmp

    Filesize

    5.7MB

  • memory/4104-18-0x00000000749B0000-0x0000000074F61000-memory.dmp

    Filesize

    5.7MB