Analysis

  • max time kernel
    142s
  • max time network
    111s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/05/2024, 17:28

General

  • Target
    data/dotNET_Reactor.Console.exe
  • Size 14KB
  • Sample240527-v2fllacf56
  • SHA256 e817802f166662a7df0b144571354d74b10e34d120f91ae9d84ca3ba925241c6
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\data\dotNET_Reactor.Console.exe
    "C:\Users\Admin\AppData\Local\Temp\data\dotNET_Reactor.Console.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4148
    • C:\Users\Admin\AppData\Local\Temp\data\dotNET_Reactor.exe
      "C:\Users\Admin\AppData\Local\Temp\data\dotNET_Reactor.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2332

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        ssapihook.dll

        • Path C:\Users\Admin\AppData\Local\SkinSoft\dotNET_Reactor\x86\ssapihook.dll
        • Size 68KB
        • SHA256 919130e16d33fd58d0370b06b7fb0fc253f5b571fc33ad5c21eb8dafe4760c94
        • MD5 SHA1 SHA512 SSDEEP

        memory/2332-15-0x0000000000010000-0x0000000000011000-memory.dmp

        memory/2332-16-0x0000000000020000-0x0000000000021000-memory.dmp

        memory/2332-3-0x0000000000170000-0x0000000000768000-memory.dmp

        memory/2332-4-0x00000000056C0000-0x0000000005C64000-memory.dmp

        memory/2332-5-0x0000000005060000-0x00000000050F2000-memory.dmp

        memory/2332-6-0x0000000074670000-0x0000000074E20000-memory.dmp

        memory/2332-31-0x0000000074670000-0x0000000074E20000-memory.dmp

        memory/2332-8-0x00000000075D0000-0x00000000075F0000-memory.dmp

        memory/2332-9-0x0000000074670000-0x0000000074E20000-memory.dmp

        memory/2332-10-0x0000000007940000-0x0000000007968000-memory.dmp

        memory/2332-2-0x000000007467E000-0x000000007467F000-memory.dmp

        memory/2332-7-0x0000000005150000-0x000000000515A000-memory.dmp

        memory/2332-20-0x0000000000060000-0x0000000000061000-memory.dmp

        memory/2332-17-0x0000000000030000-0x0000000000031000-memory.dmp

        memory/2332-18-0x0000000000040000-0x0000000000041000-memory.dmp

        memory/2332-19-0x0000000000050000-0x0000000000051000-memory.dmp

        memory/2332-30-0x000000007467E000-0x000000007467F000-memory.dmp

        memory/2332-21-0x0000000000070000-0x0000000000071000-memory.dmp

        memory/2332-22-0x0000000000080000-0x0000000000081000-memory.dmp

        memory/2332-23-0x0000000000090000-0x0000000000091000-memory.dmp

        memory/2332-24-0x0000000009B30000-0x0000000009FFC000-memory.dmp

        memory/2332-27-0x0000000074670000-0x0000000074E20000-memory.dmp

        memory/4148-1-0x00007FFEE91C3000-0x00007FFEE91C5000-memory.dmp

        memory/4148-0-0x0000000000360000-0x000000000036A000-memory.dmp