Analysis

  • max time kernel
    114s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-04-2024 21:07

General

  • Target

    Test.exe

  • Size

    202KB

  • MD5

    fefa64c75ac254a35e30ac86cc7642db

  • SHA1

    8ea2327ce80327997523fb956b38cbf61554d675

  • SHA256

    b29c1555150098ca7885ddd1f406b7cd6b8ee86c2574cb98de17210213d8ebbb

  • SHA512

    7e4b7722af0dfdac6be6ccc9d451394c0fbb554e87ca87ea483868b2730a8781fe7bbfa791a0b614f0788248718fb7d049325e3ae5a837b4cac58262a48463f3

  • SSDEEP

    6144:gLV6Bta6dtJmakIM5klE4UXkD2rovrO6mlOE:gLV6Btpmkb24ttvr5E

Malware Config

Signatures

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 11 IoCs
  • Suspicious behavior: EnumeratesProcesses 19 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Test.exe
    "C:\Users\Admin\AppData\Local\Temp\Test.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:372
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4256 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4744
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:3584
      • C:\Users\Admin\AppData\Local\Temp\Test.exe
        "C:\Users\Admin\AppData\Local\Temp\Test.exe"
        1⤵
          PID:4328

        Network

        MITRE ATT&CK Matrix ATT&CK v13

        Discovery

        System Information Discovery

        1
        T1082

        Command and Control

        Web Service

        1
        T1102

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/372-0-0x0000000074FC0000-0x0000000075571000-memory.dmp
          Filesize

          5.7MB

        • memory/372-1-0x0000000074FC0000-0x0000000075571000-memory.dmp
          Filesize

          5.7MB

        • memory/372-2-0x0000000001260000-0x0000000001270000-memory.dmp
          Filesize

          64KB

        • memory/372-4-0x0000000001260000-0x0000000001270000-memory.dmp
          Filesize

          64KB

        • memory/372-5-0x0000000074FC0000-0x0000000075571000-memory.dmp
          Filesize

          5.7MB

        • memory/372-6-0x0000000074FC0000-0x0000000075571000-memory.dmp
          Filesize

          5.7MB

        • memory/372-7-0x0000000001260000-0x0000000001270000-memory.dmp
          Filesize

          64KB

        • memory/372-8-0x0000000001260000-0x0000000001270000-memory.dmp
          Filesize

          64KB

        • memory/4328-9-0x0000000074FC0000-0x0000000075571000-memory.dmp
          Filesize

          5.7MB

        • memory/4328-10-0x0000000001A00000-0x0000000001A10000-memory.dmp
          Filesize

          64KB

        • memory/4328-11-0x0000000074FC0000-0x0000000075571000-memory.dmp
          Filesize

          5.7MB

        • memory/4328-13-0x0000000074FC0000-0x0000000075571000-memory.dmp
          Filesize

          5.7MB