Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/11/2024, 04:20

General

  • Target
    3cb69feb673453fff02ad4fa6c49a87052408a50740d7ae031e539fdad2f8099.exe
  • Size 78KB
  • Sample241114-eykhdavblg
  • SHA256 3cb69feb673453fff02ad4fa6c49a87052408a50740d7ae031e539fdad2f8099
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • MetamorpherRAT

    Metamorpherrat is a hacking tool that has been around for a while since 2013.

  • Metamorpherrat family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 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 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3cb69feb673453fff02ad4fa6c49a87052408a50740d7ae031e539fdad2f8099.exe
    "C:\Users\Admin\AppData\Local\Temp\3cb69feb673453fff02ad4fa6c49a87052408a50740d7ae031e539fdad2f8099.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1892
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\ncyrqdwi.cmdline"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3284
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESBA67.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc9B219F249BB746238286C48B9E113E57.TMP"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3444
    • C:\Users\Admin\AppData\Local\Temp\tmpB8F0.tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\tmpB8F0.tmp.exe" C:\Users\Admin\AppData\Local\Temp\3cb69feb673453fff02ad4fa6c49a87052408a50740d7ae031e539fdad2f8099.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:1476

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        RESBA67.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\RESBA67.tmp
        • Size 1KB
        • SHA256 07e946e8dcfa23b716eff7b8b41252d137b2b7ad10f3b7e93f8e041f8bbed79b
        • MD5 SHA1 SHA512

        ncyrqdwi.0.vb

        • Path C:\Users\Admin\AppData\Local\Temp\ncyrqdwi.0.vb
        • Size 14KB
        • SHA256 73139926a09a4fe830f2f12a9d74d8dc7a7f0d8ec2950d7fbc78e410d3a31d9f
        • MD5 SHA1 SHA512 SSDEEP

        ncyrqdwi.cmdline

        • Path C:\Users\Admin\AppData\Local\Temp\ncyrqdwi.cmdline
        • Size 266B
        • SHA256 b3c7d0392655f111ff4c63d23f7686cd5887a9f91b8ed36ddf628842720a6ee9
        • MD5 SHA1 SHA512

        tmpB8F0.tmp.exe

        • Path C:\Users\Admin\AppData\Local\Temp\tmpB8F0.tmp.exe
        • Size 78KB
        • SHA256 74e62e24b44ecac66cd5a216673d76814c16683211bff83c0ddd3da71784549e
        • MD5 SHA1 SHA512 SSDEEP

        vbc9B219F249BB746238286C48B9E113E57.TMP

        • Path C:\Users\Admin\AppData\Local\Temp\vbc9B219F249BB746238286C48B9E113E57.TMP
        • Size 660B
        • SHA256 05597ab8653643c8f445e4f984fb0b27395b9db374497895791fa43d6f3e7a10
        • MD5 SHA1 SHA512

        zCom.resources

        • Path C:\Users\Admin\AppData\Local\Temp\zCom.resources
        • Size 62KB
        • SHA256 fc343d0c2ee741f89cc4f187d7b6694397765e151dbc737052df4c19d7a36c55
        • MD5 SHA1 SHA512 SSDEEP

        memory/1476-27-0x00000000747F0000-0x0000000074DA1000-memory.dmp

        memory/1476-26-0x00000000747F0000-0x0000000074DA1000-memory.dmp

        memory/1476-25-0x00000000747F0000-0x0000000074DA1000-memory.dmp

        memory/1476-22-0x00000000747F0000-0x0000000074DA1000-memory.dmp

        memory/1476-24-0x00000000747F0000-0x0000000074DA1000-memory.dmp

        memory/1892-23-0x00000000747F0000-0x0000000074DA1000-memory.dmp

        memory/1892-1-0x00000000747F0000-0x0000000074DA1000-memory.dmp

        memory/1892-2-0x00000000747F0000-0x0000000074DA1000-memory.dmp

        memory/1892-0-0x00000000747F2000-0x00000000747F3000-memory.dmp

        memory/3284-18-0x00000000747F0000-0x0000000074DA1000-memory.dmp

        memory/3284-9-0x00000000747F0000-0x0000000074DA1000-memory.dmp